Accurate, fast and secure email validation service

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.

Try It Free

Get 100 free monthly email verifications

The No. 1 email validation service for 300,000+ clients

How to validate your email lists with ZeroBounce

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.

Try It Free

Get 100 free monthly email verifications

India values privacy - ZeroBounce values yours

Privacy and security are paramount for our Indian customers.

Following the upcoming India Digital Personal Data Protection Bill, we proactively improved our platform by establishing dedicated servers in Mumbai.

That means your data is safely stored in India and never leaves the borders. Verify your email lists with the peace of mind that your privacy is never in question.

Email deliverability services that help you reach the inbox

Email Validation
Email Activity Data
Email Scoring
DMARC Monitor
Blacklist Monitor
Email Testing Tools
Email Finder

Clean your list for better email deliverability

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:

Invalid email addresses

Abuse emails

Spam traps

Disposable emails


Plus - identify 30+ email types and block invalid emails automatically with the real-time email list validation API.

Clean your email list

Why choose ZeroBounce’s email verification software?

You want results from your email campaigns. We help you achieve them.
Discover why we’re the right partner.

99% accurate email verification

Whether you use bulk email list cleaning or real-time email verification with the API, you’ll get 99% accurate results - guaranteed.

Secure email validation

ZeroBounce is GDPR, SOC 2 Type 2, and PCI compliant. We also use military-grade data encryption to protect your files during the email verification process.

24/7 Customer Support

Reach out anytime via chat, email or phone. Our support team and engineers are here to guide you and help improve your email deliverability.

ZeroBounce email verification for all your favorite platforms

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 40 popular website builders, CRMs, email delivery service providers, and more.

View all integrations

Guaranteeing email deliverability

When it comes to the best email verification sites, there’s only one name for these clients.

Industry-leading email verification software

High Performer G2 badge for Winter 2024
High Performer G2 badge for Winter 2024
High Performer Asia Pacific G2 badge for Winter 2024
High Performer Asia Pacific G2 badge for Winter 2024

ZeroBounce Makes the Inc. 5000 list for the Fourth Time

We rank no. 1,954 on the 2022 Inc. 5000 list that honors the fastest-growing companies in the U.S.

“It’s the fourth time we’re acknowledged on the list, and our excitement hasn’t dwindled. Nor has our passion to build accurate, fast and reliable email validation and deliverability tools,” says ZeroBounce Founder and CEO Liviu Tanase. “My gratitude goes to our devoted customers and our talented team. To me, they are second to none.”

ZeroBounce has also been recognized on the Inc. 5000 Regionals list twice. Our email validation company ranked no. 52 on this year’s list of the fastest-growing companies in the Southeast.

The best email verification service starts with ZeroBounce

  • Get 100 free monthly email verifications