#1 Email Verification Tool

Free Email Verifier Tool You Can Trust the most for accurate Email Validation

Enter an email address to check its deliverability

Trusted by 1000+ businesses across 100+ countries

Leading Brands and Agencies Using Emailverifier.io

What Makes emailverifier.io the Most Accurate Email Verifier

Unlike basic email checkers, Emailverifier.io doesn't rely on cached data or assumptions. Every email is verified live.

Instantly detects malformed and invalid email addresses.

Confirms the domain exists and is configured to receive email.

Verifies mailbox availability without sending an email.

Filters out temporary and throwaway inboxes.

Identifies risky addresses like info@, admin@, and support@.

Smart Risk Scoring Classifies emails as Deliverable, Risky, Undeliverable, or Unknown so you can send with confidence.

99.9%

Lower bounce rates, higher inbox placement, and a protected sender reputation - backed by our 99% deliverability guarantee.

Accurate, fast, and reliable email verification you can trust.

Feature	Emailverifier.io	Other Tools
Accurate email verification
No emails sent
Bulk + API
Fast processing
Transparent pricing

Yes. Email verification checks syntax, domain validity, MX records, and mailbox availability in real time to ensure high accuracy.

Absolutely. You can upload large email lists or use our API to verify emails in bulk quickly and efficiently.

Yes. Cleaning your list reduces bounce rates, improves inbox placement, and protects your sender reputation.

Yes. Emailverifier.io follows GDPR guidelines and processes data securely and responsibly.

Our bulk email verifier is designed for marketers, sales teams, and SaaS companies that need fast, accurate list cleaning at scale.

Our email verification API lets you validate email addresses in real time directly inside your product, website, or signup flow.

See what our customers have to say about their experience with Emailverifier.io

Lilly DanielsGB
Affordable and Reliable Service
Their pricing is fair, and the results are always consistent. EmailVerifier.io has become a must-have tool in my marketing toolkit.
tenkerUS
Fast and Easy to Use
The dashboard is super simple. I uploaded my list, and in less than 5 minutes, everything was verified. Perfect tool for email marketers like me.
Isa HamiltonUS
Highly Accurate Results!
I used EmailVerifier.io for cleaning my email list, and the accuracy was amazing. It removed all fake and invalid emails in minutes. Totally worth it!

Join thousands of marketers keeping their email lists healthy and their emails reaching inboxes.