Enterprise-grade email verification that protects your sender reputation, reduces bounce rates, and maximizes your marketing ROI.
10M+
Emails Verified
99.5%
Accuracy Rate
100%
Uptime SLA
<2%
Unknown Rate
Verify your email lists in three simple steps and start seeing results immediately
Upload via CSV, Excel, copy-paste, or integrate with our API for real-time verification.
Our AI-powered engine runs deep checks — from DNS and SMTP probing to intelligent pattern analysis and spam trap detection.
Download your verified list with detailed analytics. Export as CSV with all verification data.
AI-powered email deliverability tools that protect your sender reputation
Instantly verify any email address through our proprietary multi-stage engine. Every email is analyzed in real time — from syntax and DNS validation to live SMTP mailbox probing — so you know exactly which addresses are safe to send to.
99.5%
Accuracy
<2%
Unknown Rate
<50ms
Response
Every email is analyzed by our AI-powered verification engine — layer by layer, in milliseconds
Every email is processed through our proprietary multi-stage verification pipeline.
Real-time verification with blazing-fast API responses for single email checks.
Industry-leading accuracy through multi-layer verification and advanced pattern analysis.
Upload CSV or Excel files and verify thousands of emails with the same thorough checks.
See how we stack up against the competition
| Feature | ClearBounce | Competitor A | Competitor B |
|---|---|---|---|
| Accuracy Rate | 99.5% | 97% | 95% |
| Real-time API | |||
| Spam Trap Detection | |||
| Catch-All Detection | |||
| Form Protection Widget | |||
| Free Credits | 100 | 50 | 0 |
"ClearBounce reduced our bounce rate from 12% to less than 1%. Our email deliverability has never been better. We saved thousands on our Klaviyo bill alone."
Sarah Mitchell
Marketing Director, TechCorp
"The API integration took less than 30 minutes. We now verify emails in real-time on our signup forms. Fraudulent signups dropped by 85%."
Michael Torres
CTO, StartupX
"We manage email lists for 40+ clients. ClearBounce's bulk verification handles millions of emails monthly with 99.5% accuracy. It's our secret weapon."
Emily Rodriguez
Email Marketing Manager, GrowthLab
"Switched from ZeroBounce and saving $4,000/month with better accuracy. The catch-all detection is incredibly precise. Support team responds within minutes."
James Anderson
Head of Operations, FinEdge
"Our sender reputation went from poor to excellent in just 2 weeks. The Mailchimp integration is seamless - clean lists automatically before every campaign."
Lisa Chen
VP of Marketing, ShopWave
"We verified 2 million emails without a single hiccup. The speed is unmatched. Plus their API uptime has been 100% since we started using it 6 months ago."
David Park
Co-founder, LaunchPad.io
"HIPAA compliance is critical for us. ClearBounce never stores our patient emails and processes everything securely. We cleaned 350K contacts effortlessly."
Rachel Foster
Digital Marketing Lead, MedConnect
"We send 500K+ emails monthly to property leads. Since using ClearBounce, our open rates jumped from 18% to 34%. The ROI is insane for what we pay."
Robert Kim
Marketing Manager, PropVista
"We verify student and alumni emails for our newsletters. ClearBounce catches expired .edu addresses perfectly. No more bouncebacks embarrassing our institution."
Amanda Wright
Communications Director, EduReach
"As a solo email marketer, ClearBounce is perfect. The free tier let me test it first, and now I verify all my clients' lists for $160/mo. Best investment I've made."
Nina Patel
Freelance Email Consultant
"Our cold outreach game changed overnight. Reply rates up 3x after cleaning our prospect lists with ClearBounce. The catch-all detection alone is worth the price."
Marcus Johnson
Sales Director, PipelineHQ
"Every dollar matters for our non-profit. ClearBounce helped us reduce email costs by 40% by removing dead addresses from our donor database. Amazing support team too."
Sophie Turner
Outreach Coordinator, GreenFuture.org
"ClearBounce reduced our bounce rate from 12% to less than 1%. Our email deliverability has never been better. We saved thousands on our Klaviyo bill alone."
Sarah Mitchell
Marketing Director, TechCorp
"The API integration took less than 30 minutes. We now verify emails in real-time on our signup forms. Fraudulent signups dropped by 85%."
Michael Torres
CTO, StartupX
"We manage email lists for 40+ clients. ClearBounce's bulk verification handles millions of emails monthly with 99.5% accuracy. It's our secret weapon."
Emily Rodriguez
Email Marketing Manager, GrowthLab
"Switched from ZeroBounce and saving $4,000/month with better accuracy. The catch-all detection is incredibly precise. Support team responds within minutes."
James Anderson
Head of Operations, FinEdge
"Our sender reputation went from poor to excellent in just 2 weeks. The Mailchimp integration is seamless - clean lists automatically before every campaign."
Lisa Chen
VP of Marketing, ShopWave
"We verified 2 million emails without a single hiccup. The speed is unmatched. Plus their API uptime has been 100% since we started using it 6 months ago."
David Park
Co-founder, LaunchPad.io
"HIPAA compliance is critical for us. ClearBounce never stores our patient emails and processes everything securely. We cleaned 350K contacts effortlessly."
Rachel Foster
Digital Marketing Lead, MedConnect
"We send 500K+ emails monthly to property leads. Since using ClearBounce, our open rates jumped from 18% to 34%. The ROI is insane for what we pay."
Robert Kim
Marketing Manager, PropVista
"We verify student and alumni emails for our newsletters. ClearBounce catches expired .edu addresses perfectly. No more bouncebacks embarrassing our institution."
Amanda Wright
Communications Director, EduReach
"As a solo email marketer, ClearBounce is perfect. The free tier let me test it first, and now I verify all my clients' lists for $160/mo. Best investment I've made."
Nina Patel
Freelance Email Consultant
"Our cold outreach game changed overnight. Reply rates up 3x after cleaning our prospect lists with ClearBounce. The catch-all detection alone is worth the price."
Marcus Johnson
Sales Director, PipelineHQ
"Every dollar matters for our non-profit. ClearBounce helped us reduce email costs by 40% by removing dead addresses from our donor database. Amazing support team too."
Sophie Turner
Outreach Coordinator, GreenFuture.org
See what our users have to say about ClearBounce
Reduce cart abandonment emails that bounce and protect your transactional email reputation.
Verify user signups in real-time and maintain high-quality lead databases.
Clean client lists before campaigns and improve deliverability metrics.
Ensure compliance and reach customers with critical financial communications.
Seamlessly integrate with your favorite email marketing tools
Everything you need to know about ClearBounce
ClearBounce achieves 99.5% accuracy in email verification. Every email passes through our proprietary multi-stage engine — including syntax validation, DNS resolution, real-time SMTP probing, catch-all detection, spam trap analysis, and more — to deliver industry-leading results.
Our bulk verification processes thousands of emails per minute. A list of 10,000 emails typically completes within minutes. For real-time API verification, response times are under 50ms per email.
Absolutely. We are GDPR compliant and use industry-standard encryption for all data transfers. Your email lists are never shared with third parties and are automatically deleted after 60 days.
Yes! Every new account receives 100 free credits to test our service. No credit card required. You can verify up to 100 emails for free to experience the quality of our verification before purchasing.
We detect valid emails, invalid emails, disposable/temporary emails, role-based emails (info@, support@), catch-all domains, spam traps, and free email providers. Each email receives a detailed verification result.
Start protecting your sender reputation and maximize deliverability.
No credit card required. 100 free credits included.
