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 325,000+ 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

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

ZeroBounce has become a G2 Email Verification Software Spring Leader for 2024.
ZeroBounce is a proud Email Verification Software category Momentum Leader for G2 for the Spring of 2024.
ZeroBounce earned a G2 badge for Best Usability product in the Usability Index rating in the Email Verification category.
ZeroBounce earned a G2 badge for Best Relationship in the Email Verification category.

Latest From Our Blog

ZeroBounce, a Multiple Inc. 5000 List Honoree

Inc. 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.

The best email verification service starts with ZeroBounce

  • Get 100 free monthly email verifications