Verify emails instantly to boost deliverability

3.67 stars
3.67 stars
6 reviews
MailVerify
Validate emails instantly or in bulk
Verify emails with precision
Choose how and when you verify

MailVerify

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  • Lifetime access
  • Refundable up to 60 days
  • Covered by our We Got Your Back guarantee
AppSumo Select

Carefully selected by AppSumo for quality, performance, and support

Inbox bounces and wasted leads hurt your ROI. MailVerify’s AI-driven checks clean and validate addresses—including catch-all domains—to recover lost leads and boost deliverability.

TL;DR

  • checkmarkValidates catch-all domains, giving you more deliverable leads and reducing bounce rates
  • checkmarkFilters valid, risky, and undeliverable emails in seconds

At-a-glance

www.mailverify.ai

Alternative to

Hunter.io, ZeroBounce

Integrations

Google Sheets, Instantly, Rest API

Best for

Marketing agencies, SaaS, Small businesses

MailVerify logo

MailVerify

Sold out!

Streamline outreach and boost deliverability with fast, accurate email verification

Verify emails with precision

  • Verify faster with bulk processing, real-time API checks, and catch-all domain support that expands your usable leads by up to 50%
  • Clean smarter by identifying disposable, role-based, and invalid emails using SMTP, MX, spam-trap, and inbox status checks
  • Integrate seamlessly with tools like Instantly, ReachInbox and Smartlead
Verify emails with precision

Choose how and when you verify

  • Only pay for success thanks to automatic credit refunds for unknown results
  • Stay campaign-ready with 99% accuracy, real-time API checks, and export options for your favorite tools
Choose how and when you verify

Validate emails instantly or in bulk

  • Upload CSVs in bulk to get fast, detailed results segmented by validity, risk, and status
  • Add real-time API checks to forms and apps for instant validation at signup
Validate emails instantly or in bulk

Choose the plan that's right for you

Feel secure in your purchase with AppSumo's 60 day money-back guarantee.

License Tier 1
License Tier 2
License Tier 3
License Tier 4
Daily verification credits
500
1,250
2,250
3,500
Bonus lifetime credits
100,000
225,000
375,000
550,000
Catch-all email verification
Full API access
One click export
Active verification
Dynamic temporary email detection
Single and bulk email verification
Verify all types of email addresses
MTA validation of domain
SMTP validation of individual address
MX record extraction and validation
Individual inbox status detection
Role account detection
Refundable up to 60 days
Covered by our
We Got Your Back guarantee
Deal terms & conditions
MailVerify
See MailVerify
Founded October 11, 2024
🇺🇸Delaware, United States
11-50
Expansion
Bootstrapped
mailverify.ai
Verified by Persona

Stop bounces, boost deliverability

MailVerify.ai emerged from a common challenge: invalid and catch-all email addresses wreak havoc on sender reputation and waste outreach budgets. Founder Alan DSouza recognized that existing verifiers struggle with catch-all domains, leaving valuable leads stranded and emails bouncing back.

By applying AI-driven algorithms and real-time SMTP, MX, and spam-trap checks, MailVerify.ai accurately distinguishes valid, risky, and undeliverable addresses, even within catch-all domains. Whether through bulk CSV uploads or seamless API integrations, teams of any size can maintain pristine email lists.

This tool empowers marketers and growth professionals to maximize deliverability, reduce bounce rates, and focus on genuine leads—turning cold outreach into confident connections.

Alan DSouza
Alan DSouzaSee Alan DSouza on LinkedIn
Founder and CEO

Questions & reviews

AskSumo

Customers appreciate Mailverify.ai for its instant email verification, user-friendly interface, and accurate catch-all email verification. While there are occasional reports of inaccuracy and a lack of spam trap detection, the overall positive feedback outweighs these minor issues. With a 60-day money-back guarantee, Mailverify.ai is a solid choice for those seeking reliable email verification.

AI-powered summary of customer reviews