14 Free Email Lookup Tools That Work Like Premium (2025 List)

Finding the best free email lookup tool takes a lot of trial and error. I tested more than 35 different platforms, and the results may change the way you think about email prospecting.
The key metrics clearly show huge differences in tool performance. For instance, Skrapp.io's Lead Finder achieved an impressive 97% success rate in accuracy. Other tools, however, delivered accuracy ranging from 79% to 95%. Looking closer at the top performers: Hunter.io reports a 95% deliverability rate for verified addresses, and ContactOut claims to cover 65% of the Western world's professional contacts. Even more telling, in a test using 20,000 leads, Findymail confirmed the highest enrichment rate while successfully keeping bounce rates below 2%.
Accurate email addresses are absolutely key for any outreach campaign, whether you work in sales, recruiting, or marketing. The problem is that premium tools quickly become too expensive once you need to scale up. That is why this list compiles free email lookup tools that actually perform just as well as premium ones.
This guide covers everything, from major database tools like Skrapp.io and Apollo.io to specialized options for different use cases. Use this resource to find exactly the right tool without having to spend any money. Let's dive into the 14 best free email lookup options for 2025.
Best Free Email Lookup Tools: at a Glance
Tool Name | Free Monthly Credits | Accuracy Rate | Database Size | Starting Price | Key Features | Best For |
---|---|---|---|---|---|---|
Skrapp.io | 50 | 98% | 200M+ contacts | $49/month | Chrome extension for LinkedIn, Email verification, Bulk processing, Company domain search | Sales teams & business development |
Hunter.io | 50 | 89-95% | 200M+ contacts | $49/month | Domain search, Email verification, Campaign management, Browser extensions | Domain-based email searches |
Voila Norbert | 50 | 95-98% | 50M+ emails | $49/month | 8-step verification, Bulk processing, Chrome extension, Data enrichment | Sales professionals & content marketers |
GetProspect | 50 valid emails | 95% | 230M+ emails | $39/month | LinkedIn email finder, B2B database, Email verification, CRM integrations | Sales teams & recruiters |
Snov.io | 50 | 98% | 100M+ emails | $39/month | Email finder, Domain search, Chrome extension, Email drip campaigns | Sales teams & marketers |
ContactOut | 5 daily | 75% | 300M+ profiles | $29/month | Chrome extension, AI personalizer, Email campaigns, Data enrichment | Sales professionals & recruiters |
FindyMail | 10 finder credits | 98%+ | Not disclosed | $49/month | Verified emails only, Deep validation, Bulk processing, Automated data cleaning | B2B sales teams |
Apollo.io | Unlimited* | 70-80% | 270M+ contacts | $59/user/month | AI power-ups, Intent data, Chrome extension, Bounce protection | Sales teams & marketers |
Kaspr | 15 B2B emails | 90% (Europe) | 200M+ profiles | $49/month | LinkedIn integration, Real-time verification, CRM integrations | European market prospecting |
Lusha | 5 | 80% | 155M+ profiles | $29/month | Chrome extension, Bulk show feature, CRM integrations, Intent signals | Sales teams & recruiters |
LeadGibbon | 15 weekly | 97% | 20M+ contacts | $49/month | LinkedIn extension, Email format checker, Email enricher, Bulk export | Sales professionals & recruiters |
FindThatLead | 50 | Not disclosed | Not disclosed | $49/month | Chrome extension, Prospector tool, Email verification, CRM functionality | B2B social selling |
Lemlist | Not disclosed | Not disclosed | 450M+ leads | $55/month | Email finder, 450M+ leads DB, multichannel outreach | Personalized campaigns |
Instantly | Not disclosed | Not disclosed | Not disclosed | $37/month | Unlimited inboxes, AI tools, centralized 'Unibox' | Agencies & solo founders |
Mailchimp | 500 contacts | Not disclosed | Not disclosed | Free (up to 500 contacts) | Forms, email automation, landing pages | Small biz & e-commerce |
Selzy | Not disclosed | Not disclosed | Not disclosed | ~$7/month | AI email builder, automation, templates | Small/mid email campaigns |
Clearout | Not disclosed | 99% | Not disclosed | $14/month | Email verification (99%), finder, form guard | Lead gen agencies |
Cognism | Not disclosed | Not disclosed | Not disclosed | From $1,500/year | Phone-verified numbers, AI search, intent data | US to EU B2B teams |
RightHello | Not disclosed | Not disclosed | 5M+ verified firms | $800/user/month | 5M+ verified firms, advanced filters, campaign copy | B2B tech companies |
Funel.io | Not disclosed | Not disclosed | Not disclosed | £299/month | Blockchain-secure client CMS, AI tools | Marketing agencies |
Drift | Not disclosed | Not disclosed | Not disclosed | $2,500/month | AI chatbot, live chat, CRM sync | Enterprise B2B |
Tawk.to | Unlimited | Not disclosed | Not disclosed | Free | Live chat, ticketing, mobile apps | Small businesses |
Acquire | Not disclosed | Not disclosed | Not disclosed | Custom pricing | Omnichannel chat, video support, workflows | Website lead capture |
Customers.ai | Not disclosed | Not disclosed | Not disclosed | ~$9.95/month | Omnichannel chatbot inbox, chat forms, drip campaigns | Omnichannel conversational marketing |
TrustPulse | Not disclosed | Not disclosed | Not disclosed | $5/month | Popup social proof alerts, smart targeting | Creators & e-commerce |
Badger Maps | Not disclosed | Not disclosed | Not disclosed | $58/user/month | Route optimization, CRM integration, territory maps | Field sales teams |
1. Skrapp.io
Editor’s NoteThis article is based on my own testing of these 15 free email lookup tools, combined with a comprehensive analysis of verified user reviews from G2. While I do work at Skrapp.io, this review reflects my genuine, unbiased opinion.
Skrapp.io is a B2B email finder launched in 2016 and recently rebranded to expand its capabilities. It’s often used by professionals who rely on LinkedIn to build prospect lists.
Tool Overview
Skrapp.io functions primarily as an email lookup service with supplementary features for comprehensive lead generation. The platform boasts an impressive database of over 200 million professionals, refreshed daily. Its seamless Chrome extension integration with LinkedIn and Sales Navigator lets you extract contact information effortlessly during browsing sessions.
Key Features of Skrapp.io
The standout capability of Skrapp.io is its email finder, which delivers a 92% average success rate across all industries. Additionally, it offers:
- Lead search with detailed filtering by location, job title, industry, and years in business
- Email verification with 97% accuracy through five unique checks
- Bulk email finding for processing company lists
- Company domain search for extracting multiple employee emails
- API access for developers needing programmatic integration
Furthermore, the platform processes up to 25 LinkedIn profiles per second, making it exceptionally efficient for volume-based prospecting.
Free Tier & Limitations of Skrapp.io
The free plan provides 50 email credits monthly with basic functionality. Unlike some competitors, Skrapp doesn't charge for "Invalid" or "Unknown" email results, maximizing the value of your credits. Nevertheless, the free tier has limitations regarding verification checks, missing essential features like SMTP deliverability testing available only in paid plans.
Best Use Cases for Skrapp.io
Skrapp.io excels particularly for:
- Sales teams seeking verified emails for demos and outreach
- Business development representatives finding decision-maker contact details
- Email marketers expanding newsletter subscriber lists
- Founders building outbound pipelines without dedicated sales teams
- SEO specialists conducting backlink outreach
Pros & Cons of Skrapp.io
Pros:
- User-friendly interface with intuitive design
- Fast data collection and processing
- Credits roll over to next month
- 92% success rate in email finding
Cons:
- Occasional inaccuracies in returned data
- Features stratified across different pricing tiers
- Mixed customer service experiences
- Limited search options compared to comprehensive platforms
2. Hunter.io
Hunter.io is a cloud-based solution designed for discovering professional email addresses linked to domains. Initially developed in 2015 by Francois Grante and Antoine Fink, this platform has grown to serve over 3 million users worldwide and indexes more than 76 million websites.
Tool Overview
Hunter.io focuses exclusively on finding professional email addresses rather than personal webmail accounts like Gmail or Yahoo. The platform sources emails publicly available on the web, ensuring GDPR and CCPA compliance. Its simple interface makes email hunting straightforward even for beginners, with clearly organized tools in the top panel and lead management options on the left.
Key Features of Hunter.io
Domain Search serves as Hunter's cornerstone feature, allowing users to find all email addresses associated with a specific company domain. The Email Finder function locates exact contact information by searching with a person's name and company. Moreover, the Email Verifier checks deliverability through multiple validation levels including format checks and mail server responses.
For scale operations, Hunter offers:
- Bulk tasks for processing large contact lists
- Campaign management for cold email outreach
- Lead organization with custom attributes
- Chrome and Firefox extensions for instant lookup
- Google Sheets integration for spreadsheet operations
Free Tier & Limitations of Hunter.io
The free plan provides 50 monthly credits for email searches and verifications. In fact, this plan includes access to all core tools with no expiration date. Nonetheless, the free tier limits CSV exports to 10 emails per domain and allows connection to only one email account.
Best Use Cases for Hunter.io
Hunter works well for small and medium-sized businesses seeking professional contacts. Consequently, it's ideal for sales teams building outreach lists, marketers expanding newsletter subscribers, and recruiters connecting with candidates. As a result, users report saving significant time previously spent guessing email addresses.
Pros & Cons of Hunter.io
Pros:
- Clean, intuitive interface
- Regularly updated database with fresh emails
- Verification reduces bounce rates
- Transparent data sources
Cons:
- Limited to professional emails only
- Removes emails when they disappear from original sources
- Somewhat pricey paid plans starting at $34/month
- Restricted free plan for volume users
3. Voila Norbert
Voila Norbert is an email finding tool that emphasizes accuracy. Launched in 2014, it has built a reputation for reliably locating valid business email addresses, making it a straightforward option for professionals who want verified results without unnecessary extras.
Tool Overview
Voila Norbert operates as a specialized email finder and verification platform that prioritizes email accuracy as its core mission. Unlike tools with numerous supplementary features, Norbert's singular focus is on email lookups. The platform functions through a straightforward interface where users input a prospect's name and company domain to receive validated contact information.
Key Features of Voila Norbert
The platform excels through several standout capabilities:
- High-Accuracy Email Finding: Utilizes powerful algorithms to locate and verify email addresses with exceptional precision
- 8-Step Verification Process: Thoroughly examines each email address to ensure deliverability and reduce bounce rates
- Bulk Processing: Handles CSV uploads for processing large contact lists simultaneously
- Chrome Extension: Enables email finding directly while browsing company websites or LinkedIn profiles
- Data Enrichment: Adds valuable context including job titles, company details, locations, and social media profiles
Free Tier & Limitations of Voila Norbert
New users receive 50 free email credits upon creating an account. Notably, Norbert only counts successful email finds against your credits, preserving your allocation when searches yield no results. The free plan provides access to core functionality but lacks advanced features like API access and comprehensive verification checks available in paid tiers.
Best Use Cases for Voila Norbert
This tool proves particularly effective for:
- Sales professionals building targeted outreach lists
- Content marketers conducting link-building campaigns
- Recruiters connecting with potential candidates
- PR specialists locating media contacts
- Business development teams establishing new partnerships
Pros & Cons of Voila Norbert
Pros:
- Exceptional accuracy compared to competitors
- User-friendly interface with intuitive design
- Credits only consumed for successful finds
- Strong email verification capabilities
- Responsive customer support
Cons:
- Limited free tier compared to some alternatives
- Data enrichment occasionally returns incorrect information
- Struggles with finding emails at large corporations
- Some users report undetected bounces
4. GetProspect
GetProspect is an email lookup platform that combines lead generation with verification features, like Skrapp.io. Developed in Ukraine, it’s positioned as an all-in-one option for professionals who want to find and validate prospect information across different channels.
Tool Overview
GetProspect functions primarily as an email extraction tool that helps users find corporate email addresses using LinkedIn URLs, names, and company details. The platform boasts an extensive B2B database containing over 230 million business emails and information on more than 26 million companies. Its Chrome extension integrates with LinkedIn and Sales Navigator, allowing users to export up to 2,500 leads at once directly from search results.
Key Features of GetProspect
The platform offers several standout capabilities:
- LinkedIn Email Finder Extension that protects accounts from being banned
- B2B Contact Database with 17+ search filters
- Email Verification with detailed validation checks
- Cold Email Software for automated outreach
- Data Enrichment with over 40 accurate data attributes
- Integrations with popular CRMs including HubSpot, Salesforce, and Pipedrive
- Google Sheets add-on for spreadsheet operations
Free Tier & Limitations of GetProspect
The free plan provides 50 valid emails and 100 verifications per month. Uniquely, GetProspect charges only for contacts with valid emails, offering unlimited accept-all emails until you exhaust your valid email limit. Nevertheless, the free tier lacks features like CSV enrichment and native integrations available in paid plans starting at $49/month.
Best Use Cases for GetProspect
This tool excels for:
- Sales teams building targeted prospect lists
- Recruiters seeking candidate contact information
- Marketers developing email campaigns
- Business developers identifying decision-makers
- Founders conducting outbound prospecting without dedicated sales teams
Pros & Cons of GetProspect
Pros:
- User-friendly interface with intuitive design
- Protects LinkedIn accounts from potential bans
- All features available across all plans
- Team data sharing capabilities
Cons:
- Occasional data inaccuracies reported by users
- Varying customer support experiences
- Time to extract emails sometimes causes delays
5. Snov.io
Snov.io is an all-in-one platform that combines CRM features, outreach automation, and email lookup tools. With over 3 million users, it’s designed to handle prospecting, verification, and outreach from a single interface.
Tool Overview
Snov.io operates as a sales automation platform designed to help businesses find email addresses and streamline cold outreach. According to reviews, it maintains a 4.5/5 rating across 215 verified user assessments. The interface integrates email finding, verification, and campaign management tools alongside a free CRM system for managing prospects.
Key Features of Snov.io
The platform excels through several standout capabilities:
- Email Finder: Discovers verified email addresses from websites with 91% accuracy in recent tests
- Domain Search: Locates all email addresses associated with specific company domains
- Chrome Extension: Extracts contact information directly from websites, including LinkedIn
- Email Verification: Pre-verifies all found emails, achieving a 98% deliverability rate
- LinkedIn Automation: Safely automates profile visits, connection requests, and messages
- Email Drip Campaigns: Creates personalized, trigger-based email sequences
Free Tier & Limitations of Snov.io
The free plan provides 50 credits for email finding and verification, 100 monthly email recipients, and 1 warm-up slot. Interestingly, Snov.io doesn't charge for duplicates, invalid emails, or searches that yield no results. Beyond this, the free tier lacks data export options and some advanced features like bulk operations that are available in paid plans starting at $39/month.
Best Use Cases for Snov.io
Snov.io proves particularly effective for:
- Sales teams building targeted outreach lists
- Marketers expanding newsletter subscriber lists
- Link builders conducting outreach for backlinks
- Recruiters connecting with potential candidates
- Founders automating outbound prospecting without dedicated sales teams
Pros & Cons of Snov.io
Pros:
- High email finding accuracy (91% in independent tests)
- All-in-one platform combining search, CRM, and outreach
- Targeted filtering by job title and company details
- Multichannel outreach combining email and LinkedIn
Cons:
- Limited database compared to some competitors
- No phone numbers included in results
- Learning curve for new users due to feature depth
- Occasional delays in email verification process
6. ContactOut
ContactOut is a contact discovery tool for LinkedIn and GitHub that provides access to email addresses and phone numbers for a large professional database. It’s often used by recruiters and sales teams who need accurate contact details for outreach.
Tool Overview
ContactOut functions primarily as an email and phone number discovery tool that integrates with LinkedIn through a Chrome extension. The platform boasts triple-verified data with high accuracy rates and full compliance with privacy laws including GDPR and CCPA. Its database contains approximately 200 million work emails, 150 million personal emails, and 100 million direct dial numbers.
Key Features of ContactOut
The standout capabilities include:
- Chrome Extension Integration: Enables users to extract contact details directly while browsing LinkedIn profiles, streamlining the prospecting process
- Search Portal: Offers over 20 filters for precise targeting of prospects
- AI Personalizer: Generates hyper-personalized emails to increase response rates four-fold while reducing research time
- Email Campaigns: Allows running multi-stage campaigns with one-click prospect imports
- Data Enrichment: Provides additional context beyond basic contact information
Furthermore, ContactOut updates its massive database hourly through API connections, ensuring information remains current and reliable.
Free Tier & Limitations of ContactOut
The free plan provides 5 free credits daily with no credit card required. Users can access 4 email finds and 3 phone number searches per day at no cost. Nonetheless, the free version restricts users to individual use only, lacks CRM integration capabilities, and provides no customer support.
Best Use Cases for ContactOut
ContactOut excels particularly for:
- Sales professionals building targeted prospect lists
- Recruiters seeking to connect directly with candidates
- Marketers developing email campaigns
- Business development teams identifying decision-makers
- Professionals requiring LinkedIn-based prospecting solutions
Pros & Cons of ContactOut
Pros:
- Extensive database with triple-verified contact information
- User-friendly interface with intuitive design
- Hourly data updates ensuring freshness
- High email finding success rate of approximately 75%
Cons:
- Paid plans considered expensive by many users
- Requires LinkedIn account linking for full functionality
- Limited features in the free tier
- Variable customer support quality reported by users
7. FindyMail
FindyMail is a B2B email finder that emphasizes verification to reduce bounce rates and improve accuracy. Its focus on deliverability sets it apart as a tool designed to help outreach campaigns reach real inboxes.
Tool Overview
FindyMail functions as an email finder for B2B contacts. The platform guarantees less than 5% invalid emails out of the box and achieves over 90% accuracy in finding correct email addresses.
Key Features of FindyMail
The platform offers several distinctive capabilities:
- Verified Emails Only: Only charges for verified, deliverable addresses
- Deep Validation Algorithms: Ensures only safe-to-use emails through proprietary verification
- One-Click Exports: Seamless integration with Apollo and LinkedIn Sales Navigator
- Automated Data Cleaning: Removes emojis, fixes capitalization, and formats company names
- Bulk Processing: Handles up to 10,000 contacts simultaneously
Free Tier & Limitations of FindyMail
New users receive 10 finder credits and 10 email verifications as a one-time trial. Naturally, this limits extensive testing but provides enough to evaluate quality. The free tier excludes features like API access and CRM integrations available in paid plans.
Best Use Cases for FindyMail
FindyMail works particularly well for:
- B2B sales teams building verified prospect lists
- Cold email campaigners requiring minimal bounce rates
- Companies concerned about email sender reputation
- Teams needing LinkedIn data enrichment
Pros & Cons of FindyMail
Pros:
- Extremely low bounce rates (under 2% reported by users)
- Charges only for verified emails
- High accuracy compared to competitors
- Clean data exports with automated formatting
Cons:
- Limited free credits
- No mobile app currently available
- Higher pricing starting at $49/month
- Team member limit of 10 even on highest plan
8. Apollo.io
Apollo.io is an AI-powered sales platform with a database of more than 200 million B2B contacts across millions of companies. It combines email finding with sales intelligence features to support prospecting and outreach at scale.
Tool Overview
Apollo.io operates as an end-to-end sales platform with email lookup as one core feature. The platform earned a 4.7/5 rating from over 9,000 reviews, which signals strong user satisfaction. Its database undergoes continuous updates via web crawlers, user contributions, and third-party feeds to maintain data freshness.
Key Features of Apollo.io
Apollo's standout capabilities include:
- AI Power-Ups: Released in late 2024, these advanced filters analyze historical intent, tech-stack data, and engagement signals for ultra-targeted prospecting
- Intent Data: Integration with third-party intent signals that identify companies actively researching relevant topics
- Chrome Extension: One-click email capture while browsing LinkedIn profiles or company websites
- Bounce Protection: Automatically pauses emails scheduled to addresses likely to bounce
Free Tier & Limitations of Apollo.io
The free plan offers unlimited email lookup credits subject to a fair usage policy. Corporate domain users receive 10,000 credits monthly, while non-corporate emails are limited to 100 per month. Additionally, users get 5 mobile credits and 10 export credits monthly. The free tier includes basic search filters, 100 AI power-ups, and 2 sequences.
Best Use Cases for Apollo.io
Apollo.io excels particularly for:
- Sales teams building targeted prospect lists
- Marketers implementing account-based strategies
- Recruiters locating candidate contact details
- Business development teams identifying decision-makers
Pros & Cons of Apollo.io
Pros:
- Extensive database with 210+ million contacts
- Robust AI-powered search capabilities
- Multi-channel engagement tools
- Seamless integrations with popular CRMs
Cons:
- Data accuracy issues with 70-80% email accuracy at best
- Complex interface with steep learning curve
- Some users report Gmail bans due to incorrect emails
- Free tier recently reduced to ~100 credits monthly
9. Kaspr
Kaspr is a LinkedIn-focused email lookup tool with particular strength in European contact data. Now part of the Cognism Group, it provides access to a large professional database through its Chrome extension.
Tool Overview
Kaspr primarily functions as a B2B data enrichment tool launched in 2018, enabling one-click retrieval of contact information directly from LinkedIn profiles. With over 100,000 users globally, the platform cross-references data from 150+ sources to ensure accuracy.
Key Features of Kaspr
- LinkedIn Integration: Works seamlessly on LinkedIn profiles, Sales Navigator, and Recruiter Lite
- Real-Time Verification: Provides access to 500M+ verified phone numbers and email addresses
- CRM Integrations: Connects with HubSpot, Salesforce, Pipedrive and 17 other tools
- Lead Management: Dashboard for saving leads, tracking activity, and organizing with lists
Free Tier & Limitations of Kaspr
The free plan includes 15 B2B email credits, 5 phone credits, and 5 direct email credits monthly. Essentially, free users face restrictions like no Sales Navigator integration and limited to creating only 3 lead lists.
Best Use Cases for Kaspr
Kaspr excels for sales teams hitting quotas, recruiters finding talent, as well as anyone focusing on European market prospecting, given its 90% email accuracy for European contacts.
Pros & Cons of Kaspr
Pros:
- Exceptional European data quality
- User-friendly interface
Cons:
- Expensive with credit-based model
- Data accuracy issues outside Europe
10. AnyMail Finder
Image Source: Anymail Finder
AnyMail Finder uses a “pay for success” model, charging only for verified email addresses. It focuses on email discovery and verification, aiming to provide reliable results without unnecessary extras.
Tool Overview
AnyMail Finder operates as an email lookup service designed for sales, marketing, and recruiting teams. The platform enables users to search for professional emails by name, domain, company, or job title while guaranteeing a 97%+ delivery rate for verified addresses.
Key Features of AnyMail Finder
The platform excels through several impressive capabilities:
- Verified-Only Charging: Credits consumed exclusively for verified emails, not for "risky" or unsuccessful searches
- Bulk Processing: Capability to upload files with up to 100,000 rows simultaneously
- Browser Extension: Chrome plugin for extracting emails while browsing LinkedIn
- API Access: Available for testing during the 3-day free trial period
- Multi-step Verification: Thorough validation process distinguishing between valid (97% delivery rate) and risky (70% delivery rate) emails
Free Tier & Limitations of AnyMail Finder
New users receive 20 verified emails completely free, along with unlimited scraped or pattern-guessed emails. Furthermore, a 3-day trial allows testing of all features including the API. Nevertheless, the free offering lacks advanced features like CRM integrations available in paid plans.
Best Use Cases for AnyMail Finder
This tool works exceptionally well for:
- Sales teams building verified prospect lists
- Marketers expanding newsletter subscriber databases
- Recruiters connecting with potential candidates
- Anyone needing high-deliverability email addresses for outreach campaigns
Pros & Cons of AnyMail Finder
Pros:
- Charges only for verified, deliverable emails
- Processing of up to 100,000 rows simultaneously
- Credits roll over to the next month if unused
- Clean, intuitive user interface
Cons:
- Some sources report an 11% bounce rate, higher than claimed
- Processing speed slower than some competitors
- Limited integration options compared to all-in-one platforms
- Credit expiration concerns from some users
11. Prospeo
Prospeo is a contact discovery tool that provides verified email addresses and phone numbers with an emphasis on accuracy. Users can search by name, company domain, or LinkedIn profile to locate the information they need.
Tool Overview
Prospeo primarily serves as an email finder and verification tool, guaranteeing 98% email deliverability. Its database contains over 100 million records with verified contact information, catering to sales teams and recruiters.
Key Features of Prospeo
The platform's core capabilities include:
- Email Finder: Discovers professional email addresses using names and company domains
- Mobile Finder: Locates valid phone numbers from LinkedIn profiles
- Chrome Extension: Finds emails on any website with one click
- Domain Search: Extracts employee contacts from company domains
- Email Verification: Ensures high deliverability through advanced algorithms
Free Tier & Limitations of Prospeo
New users receive 75 free credits monthly that automatically renew. For email finding, each valid email costs one credit, whereas email verification consumes 0.5 credits per verification. Nonetheless, the free plan excludes bulk processing features available in paid plans starting at $39/month.
Best Use Cases for Prospeo
Prospeo works exceptionally well for:
- Small to medium businesses seeking basic enrichment features
- Sales representatives building targeted prospect lists
- Recruiters needing accurate candidate information
- Marketing professionals creating verified contact databases
Pros & Cons of Prospeo
Pros:
- User-friendly interface making adoption straightforward
- High data accuracy with verified contact information
- Responsive customer support for troubleshooting
Cons:
- Limited monthly credits that don't roll over
- Restricted bulk processing in the free tier
- Limited onboarding resources for new users
12. Lusha
Lusha is a B2B data platform with a credit-based model, where one credit reveals an email address and ten credits reveal a phone number. Its database includes more than 100 million professional profiles and 15 million companies, making it a resource for business prospecting.
Tool Overview
Lusha primarily serves as a lead generation platform that helps users uncover professional contact information. Through its database of 60+ million decision-maker email addresses and 50 million direct dials, the platform enables quick access to verified contact details directly through its browser extension or prospecting platform.
Key Features of Lusha
The platform offers several distinctive capabilities:
- Chrome Extension: Reveals contact information on LinkedIn, company websites, or any B2B site
- Bulk Show: Premium users can view up to 25 contacts simultaneously
- CRM Integrations: Connects with Salesforce, HubSpot, Zoho, and other popular tools
- Intent Signals: Identifies companies actively researching solutions (Scale plan only)
- Job Change Alerts: Notifies when decision-makers switch roles
Free Tier & Limitations of Lusha
The free plan provides 5 credits monthly with no credit card required. Users can access basic prospecting features, the browser extension, and fundamental CRM integrations. Nonetheless, the free tier lacks advanced functionality like bulk operations, analytics, and team management available in paid plans.
Best Use Cases for Lusha
Lusha works effectively for:
- Sales teams building targeted prospect lists
- Recruiters finding candidate contact information
- Marketers creating outreach databases
- Business development teams identifying decision-makers
Pros & Cons of Lusha
Pros:
- Highly accurate contact information
- User-friendly interface with 4.6/5 ease-of-use rating
- Seamless integration with LinkedIn and CRM systems
Cons:
- Limited free credits (only 5 per month)
- Data accuracy issues reported by some users
- Higher pricing compared to alternatives
13. LeadGibbon
LeadGibbon is a B2B lead intelligence tool that focuses on extracting verified business emails from LinkedIn profiles and company domains. Founded in 2015, it offers a straightforward approach to sourcing contact information.
Tool Overview
LeadGibbon serves primarily as an email lookup service with a Chrome extension that integrates with LinkedIn Sales Navigator. The platform boasts an impressive B2B database containing over 20 million contact records across 1,000+ companies, with real-time updates ensuring data freshness.
Key Features of LeadGibbon
- LinkedIn Extension: Finds email addresses from LinkedIn Sales Navigator profiles in a single click
- Email Format Checker: Free tool showing the most common email patterns at any company
- Email Enricher: Uploads CSV files with names and domains to automatically generate valid email addresses
- Built-in Verification: Validates email addresses before delivery, ensuring 97% accuracy
- Bulk Export: Enables exporting entire LinkedIn search results directly to CSV files
Free Tier & Limitations of LeadGibbon
New users receive 15 credits weekly at no cost, making it one of the more generous free options. Notably, LeadGibbon charges only for verified data—you don't pay for emails they can't verify.
Best Use Cases for LeadGibbon
This tool excels for sales professionals building prospect lists, recruiters seeking candidate information, and small businesses developing targeted outreach campaigns.
Pros & Cons of LeadGibbon
Pros:
- User-friendly interface with intuitive design
- Charges only for verified data
- Credits roll over to the next billing cycle
Cons:
- Some users report occasional extension glitches
- Limited phone number availability compared to emails
- Data accuracy occasionally questioned by users
14. FindThatLead
FindThatLead is a lead generation platform that combines business contact discovery with outreach automation. Used by more than 300,000 companies, it’s designed to support small to mid-sized teams in building prospect lists and running campaigns.
Tool Overview
FindThatLead is a cloud-based lead generation platform that helps users find professional contacts, verify emails, manage customer portfolios as a CRM, and establish mass email communication. The platform enables searching by parameters such as industry, job title, and location to create targeted prospect lists.
Key Features of FindThatLead
Regarding capabilities, FindThatLead offers:
- Chrome extension for extracting emails from LinkedIn profiles, Crunchbase, or corporate websites
- Prospector tool for identifying contacts based on specific criteria
- Email verification to reduce bounce rates in campaigns
- Automated cold emailing with drip campaigns
- Integrated CRM functionality for contact management
Free Tier & Limitations of FindThatLead
The free plan includes 50 monthly credits, one user, one campaign account, and the ability to send up to 250 daily emails. Interestingly, FindThatLead charges credits only for verified and correct emails. Unfortunately, free users cannot access the Prospector tool, bulk processing, or customer support.
Best Use Cases for FindThatLead
FindThatLead works effectively for:
- B2B social selling and lead generation
- Cold email outreach campaigns
- Finding LinkedIn contacts in bulk
- Building targeted email lists by specific criteria
Pros & Cons of FindThatLead
Pros:
- Multiple ways to find leads from various sources
- Integrated CRM capabilities for contact management
- Credits charged only for verified emails
Cons:
- Data quality issues reported by some users
- Limited customer service responsiveness
- Occasional inaccuracies in returned data
Which Free Email Lookup Tool Should You Use?
Finding accurate email addresses must be affordable, particularly when scaling outreach. This review confirmed that several free email lookup tools deliver premium performance without the cost barrier.
Each tool provides unique advantages. Skrapp.io offers a 92% success rate and 50 monthly credits that roll over. Hunter.io excels in domain-based searches, reporting an 89.1% accuracy. Voila Norbert impresses with a 98% verification rate, and FindyMail guarantees bounce rates below 2%.
The best choice depends entirely on your goal. If you need access to a massive contact database, you must try Skrapp.io or Apollo.io (both offer over 200 million contacts). If you need to find contacts via LinkedIn, you must leverage ContactOut's strong integration, or Skrapp.io's recently launched new Chrome Extension. Similarly, if you target the European market, Kaspr is a decent choice with its 90% accuracy rate for European contacts.
Always consider factors beyond the free credits. Database size, accuracy percentages, verification strength, and integration options are critical to tool selection. Remember that many of these platforms only charge credits for confirmed email finds, maximizing the value of the free allowance.
These tools represent the strongest free options available in October 2025. They deliver results comparable to paid services. Start with the tool matching your primary use case, then expand your toolkit as you need to. Accurate email addresses remain the foundation for successful campaigns in sales, recruiting, and marketing.
FAQs: Best Free Email Lookup Tools
What are the best free email lookup tools for 2025?
Some of the top free email lookup tools for 2025 include Skrapp.io, Hunter.io, Voila Norbert, Apollo.io, and ContactOut. These tools offer varying numbers of free monthly credits and accuracy rates, with Skrapp.io providing 50 credits and a 92% success rate, while Apollo.io offers unlimited credits (subject to fair use) with a 70-80% accuracy rate.
How accurate are free email lookup tools compared to paid versions?
Many free email lookup tools offer accuracy rates comparable to paid versions. For example, Voila Norbert boasts a 98% success rate, while Hunter.io achieves 89.1% accuracy. However, the level of accuracy can vary depending on the tool and the specific use case.
What features should I look for in a free email lookup tool?
Key features to consider include the number of free monthly credits, accuracy rate, database size, verification capabilities, and integration options. Additional valuable features may include Chrome extensions for easy LinkedIn integration, bulk processing capabilities, and CRM integrations.
Can I use free email lookup tools for large-scale prospecting?
While free tiers are generally limited in scale, some tools like Apollo.io offer unlimited credits subject to fair use policies. However, for large-scale prospecting, you may need to consider upgrading to a paid plan or combining multiple free tools to meet your needs.
Are there any risks associated with using free email lookup tools?
The main risks include potential inaccuracies in the data provided, which could lead to bounced emails or contacting the wrong individuals. Additionally, some tools may have usage restrictions or limited customer support for free users. It's important to verify critical contacts and comply with data protection regulations when using these tools.