You invest for better email marketing ROI. We help you find valid emails and connect with your customers. Boost your inbox placement and open rates with 99% accurate real-time email validationⓘ software and email deliverabilityⓘ tools like Email Scoringⓘ, Email Finderⓘ, email testing, and sender reputation monitoring.
Get 100 free monthly email verifications when you sign up with a business/premium domain.
You invest for better email marketing ROI. We help you find valid emails and connect with your customers. Boost your inbox placement and open rates with 99% accurate real-time email validationⓘ software and email deliverabilityⓘ tools like Email Scoringⓘ, Email Finderⓘ, email testing, and sender reputation monitoring.
Get 100 free monthly email verifications when you sign up with a business/premium domain.
Clean your email list(s) with email verification software in three simple steps:
Create an account
Upload your email list for email delivery verification
Download your new clean email listⓘ
Send email campaigns with confidence. Join ZeroBounce - the best email verification service available.
Get 100 free monthly email verifications when you sign up with a business/premium domain.
You want results from your email campaigns. We help you achieve them.
Discover why we’re the right partner.
Connect ZeroBounce’s real-time email verification APIⓘ to the email marketing and delivery platforms you love. Leverage the email list verification toolⓘ for bulk email verificationⓘ or real-time email list cleaningⓘ as visitors submit their addresses.
Enjoy email delivery verification for more than 60 popular website builders, CRMs, email delivery service providers, and more.
View all integrationsInc. Magazine recognized ZeroBounce four times on Inc. 5000, the list celebrating the fastest-growing companies in America. What’s more, ZeroBounce made the Inc. 5000 Regionals list twice, which further fueled our passion to build top-tier email validation and deliverability tools.
Every day, ZeroBounce helps businesses like yours land their emails in the inbox and boost email marketing ROI. For its role in other companies’ success, ZeroBounce also received the Inc. Power Partner Award. Our company is among “the best B2B providers for small and medium-sized businesses” in the world.
Use the best email validation services to clean bulk email lists, reduce your bounce rate, increase your open rate, and conquer email deliverability issues by identifying:
Clean your list for better email deliverability
Invalid email addresses
Abuse emails
Spam traps
Disposable emails
Catch-alls
Plus - identify 30+ email types and block invalid emails automatically with the real-time email list validation API.
Clean your email list99% accurate email verification - guaranteed
Validate single emails, bulk lists, or signups in real time with our powerful tools.
Top Security & Compliance
The lowest “unknown” rates
The average “unknown” result rate for 2024 was
1.69%
And, you’ll never pay for “unknown” results.
24/7 customer support
Average live chat wait time: 20 seconds
Average reply time: 17 minutes
Comprehensive user docs
99.99% API Reliability
Compatible with 16 languages, including Rust, Ruby, Python, JavaScript, and more.
Average API response time:
1.09s
4.8/5 Stars
Based on more than 2,565 reviews
Fewer catch-all results with Verify+
The average “catch-all” result rate for 2024 was
10.8%
Get a personalized plan in <24 hrs
A dedicated account manager will create the perfect plan for your business. Legal and security reviews are returned in less than 24 hours.