Company Overview
Hunter.io is a bootstrapped email finding and verification platform founded in 2015, serving over 4 million users worldwide.
$8.4M
4M+
31-33
2015
Pros
- High accuracy (85%+)
- Excellent customer support
- User-friendly interface
- Strong API capabilities
- GDPR compliant
Cons
- Can be expensive for high volume
- No LinkedIn integration
- Limited features in free plan
- No SOC2/ISO certifications
- 20-second API timeout
Best For
- Sales professionals
- Marketing teams
- Lead generation
- Email verification
- B2B outreach
Pricing & Plans
Hunter.io offers flexible pricing with both monthly and annual options, plus a generous free tier.
Free
$0/month
Perfect to explore the product and basic workflows.
- 25 searches
- 50 verifications
- Basic domain search
- Google Sheets add-on
- API access
Starter
$34/month
$409 billed yearly
For small teams that need more volume and flexibility.
- 500 searches
- 1,000 verifications
- Bulk domain search
- CSV export
- Email campaigns
Growth
$99/month
$1188 billed yearly
Growing teams with higher sending and enrichment needs.
- 5,000 searches
- 10,000 verifications
- Priority support
- Advanced features
- Team collaboration
Enterprise
Custom
Custom volumes, SLAs, and onboarding for large teams.
- Unlimited users
- Custom quotas
- Dedicated account manager
- Custom integrations
- Priority support
Product Deep Dive
Comprehensive overview of Hunter.io's core products and features.
Email Finder
Find professional email addresses using domain name and person's name.
- 85%+ accuracy rate
- Confidence scores
- Source attribution
Email Verifier
Validate email deliverability and reduce bounce rates.
- SMTP verification
- Disposable email detection
- Bulk verification
Domain Search
Find all email addresses associated with a domain.
- Complete domain mapping
- Department filtering
- Export capabilities
Bulk Operations
Process large lists of emails and domains efficiently.
- CSV import/export
- Batch processing
- Progress tracking
Campaign Tools
Email outreach and campaign management features.
- Email templates
- Follow-up sequences
- Performance analytics
Integrations
Connect with popular CRM and productivity tools.
- HubSpot, Salesforce
- Google Sheets
- Zapier connectivity
API Performance & Information
Comprehensive API documentation and performance analysis for developers.
Rate Limits
Performance Metrics
- Average Response Time 1-5 seconds
- SMTP Verification 5-15 seconds
- Timeout Limit 20 seconds
- Async Processing Supported
Available API Endpoints
Domain Search API
Find all emails for a domain
Email Finder API
Find specific person's email
Email Verifier API
Verify email deliverability
Lead Management API
Manage leads and contacts
Campaign API
Manage email campaigns
Enrichment API
Enrich contact data
User Reviews & Ratings
Aggregate reviews from major platforms and top customer testimonials.
Trustpilot
258+ reviews
G2
540+ reviews
Capterra
614+ reviews
Product Hunt
128+ reviews
Top 5 Customer Reviews
This tool is intuitive and easy to use, the value for money is outstanding and the customer support team is, without a doubt, the best ever on the planet!
Hunter.io is a must-have tool for anyone serious about email prospecting. As someone who regularly needs to find professional email addresses, I can confidently say this platform has been a game-changer for me.
I've never had an issue with Hunter across multiple roles at different companies. I love how uncluttered the interface is, and the Hunter team has always been super receptive to feedback across the years.
Whenever someone asks me about tools that I couldn't live without, I think of Hunter! It's super reliable, user-friendly, and almost invisible, which is a huge benefit.
I have used Hunter.io for years! It's very accurate and finds me the important personnel I need to prospect for my outbound sales activities...
Marketing Position
How Hunter.io compares to other competitors across the most important features.
Competitive Standing
| Feature | Hunter.io | ZeroBounce | NeverBounce |
|---|---|---|---|
| Integration Count | 100+ | 150+ | 300+ |
| Accuracy Rate | 85% | 99% | 85% |
| Support Quality | Good | Excellent | Poor |
| Pricing Value | Good | Premium | Average |
Market Trends Impact
Opportunities
- Growing demand for B2B prospecting tools
- Increasing focus on data privacy compliance
- Expansion into email verification markets
Threats
- Competition from AI-powered prospecting platforms
- Data privacy regulations limiting email collection
- Economic pressures affecting B2B marketing budgets
Security & Compliance
Comprehensive security framework and compliance overview.
Security Measures
- Data encrypted at rest and in transit
- Role-based access control (RBAC)
- Multi-factor authentication
- Regular penetration testing
- Google Cloud Platform hosting
Compliance Status
- GDPR Compliant
- CCPA Compliant
- SOC 2 - Not Available
- ISO 27001 - Not Available
- HIPAA - Not Available
Bug Bounty Program
Program Details
- Self-hosted program
- Contact: security@hunter.io
- Response time: Few days
- PayPal payments
High Priority Vulnerabilities
- Data tampering
- API security bypasses
- Authentication bypasses
- Data extraction/modification
FAQ
Quick answers to common questions about Hunter.io's pricing plans, quotas, and API behavior.
What do I get on Hunter.io's Free plan?
The Free plan includes 25 searches and 50 verifications, plus basic domain search, the Google Sheets add-on, and API access.
How do Hunter.io's Starter and Growth plans differ?
- Starter is $34/month (or $409 billed yearly) and includes 500 searches and 1,000 verifications, plus bulk domain search, CSV export, and email campaigns.
- Growth is $99/month (or $1188 billed yearly) and includes 5,000 searches and 10,000 verifications, plus priority support, advanced features, and team collaboration.
Why can Hunter.io API calls take longer, and what's the timeout limit?
- Average response time is 1-5 seconds, while SMTP verification is 5-15 seconds.
- The timeout limit is approximately 20 seconds, and async processing is supported.
What security and compliance coverage is listed for Hunter.io?
Hunter.io is GDPR and CCPA compliant, with encryption at rest and in transit, RBAC, MFA, regular penetration testing, and Google Cloud Platform hosting. SOC 2 and ISO 27001 are however not available.
Final Verdict
Comprehensive analysis and recommendations for Hunter.io
Recommended
Perfect For
- Sales professionals
- Marketing teams
- Small to medium businesses
- Lead generation agencies
Not Ideal If
- You need SOC2/ISO compliance
- You require LinkedIn integration
- You need real-time API responses
- You're price-sensitive for high volume
Key Strengths
- High accuracy rates
- Excellent user experience
- Strong customer support
- Comprehensive API