Email verification

Say goodbye to bounces with the most flexible email verification solution

Avoid bounces and protect your email reputation by removing invalid emails — including temporary addresses, spam traps, typos, and more.

  • Check Set and forget email validation
  • Check Google Sheets add-on
  • Check From $0.01 per verification

Mailmeteor 5 stars ratings Rated 4.9/5 out of 10,000+ reviews

Verify your email

Over 6 million email marketers trust Mailmeteor

Verify emails your way

Verify emails on the go from Google Sheets, the Dashboard, in your backend or in real-time whenever your send an email campaign.

Upload your list
and clean it in one go

The easiest way to verify emails in one go before your next campaign. Verification starts at just $0.01 per verification — and your first 50 each month are completely free.

Get started for free
Upload your list <br>and clean it in one go
Real-time email verification

Real-time email verification

Toggle on automatic verification when sending campaigns. We'll only send to valid addresses.

Get started →
Google Sheets add-on

Google Sheets add-on

Verify emails and clean yours lists right inside Google Sheets with our top-rated add-on.

Install add-on →
API (coming soon)

API (coming soon)

Connect Mailmeteor to your CRM or email marketing platform — and clean your email list automatically.

Fast, secure, accurate email verification

Emails are verified in under 400ms on average, 8x faster than other solutions. With a 99% deliverability guarantee.

Fast

Mailmeteor verifies emails in under 1 second (typically around 400ms) — faster than industry standards.

Secure

Mailmeteor is GDPR compliant and recommended by Google Workspace, having passed strict security standards.

Accurate

We check for typos, malformed addresses, disposable emails, MX records, SMTP config, spam traps, and more.

Trusted by the best

Join over 6 million users getting more from email marketing with Mailmeteor.

Sales teams

Sales teams

Avoid sending emails to invalid leads and protect your domain reputation.

Marketers

Marketers

Check emails before launching campaigns to improve deliverability.

Recruiters

Recruiters

Make sure candidate emails are still active before reaching out.

Founders

Founders

Validate important addresses before contacting partners, investors, or users.

Customer support

Customer support

Confirm email addresses when handling inquiries or follow-ups.

Freelancers

Freelancers

Double-check emails before pitching or sending proposals.

Only need to verify a few emails?

Try our 100% free tool — perfect for occasional, one-off
checks before sending.

Pricing

Get 50 free verifications per month,
add more when you need them...

Upgrade to Mailmeteor Pro to unlock 2,500 verifications/month.
Plus everything you need to send, track, and automate campaigns.

Pay-As-You-Go

Perfect for those on Free, Starter, or Premium plans who need more verifications.

$0.01/verification

Email verified Price
Up to 50 Free
1,000 $10
2,500 $25
5,000 $50
10,000 $100

Join 6 million professionals

Companies & organizations from all over the world trust Mailmeteor. Read all reviews.

Rated 4.8 out of 5 on Capterra for Email Marketing Software Product of the Day on Product Hunt Product of the Week on Product Hunt

One of the best email marketing tools to send personalized emails to a maximum number of contacts in a given time. I love that I can customize each email with specific details, and the real-time tracking and follow-up features have been incredibly useful.

5-stars

Google Workspace Marketplace

This truly is an AWESOME product for anyone who lives in the Google Suite like I do. It really helps keep small prospecting or 1-off group emailing efforts super organized and efficient. Mailmeteor is the PERFECT additional tool in the toolbox to shoot out any short-term or batch type of email outreach.

5-stars

AppSumo

I have been using this for 3+ years, and it's easy, inexpensive, and very effective. I recommend it regularly to colleagues who want to send personalized mass mailings.

5-stars

Capterra - Sept. 10, 2024

A cut above the rest of the Gmail mail merge add-ons available. Super easy to use and a generous free plan. Plus, importantly, it doesn't request permission to read my emails.

5-stars

Google Workspace Marketplace

Recommended for Google Workspace in 2022 and 2023

Recommended by Google
to enhance the Gmail experience

Each year Google recommends a shortlist of 16 apps that enhance the Google Workspace experience. Mailmeteor has come out on top each year since 2022.

  • Meets Google’s strict security requirement
  • Loved by thousands of Google Workspace customers

An email platform you can trust.

The protection of your data is our primary design consideration for all of Mailmeteor’s infrastructure, products, and personnel operations.

For these reasons and more, over three million professionals across the globe trust Mailmeteor with their most valuable asset: their emails.

Learn more about our approach to security →

Frequently Asked Questions

Have questions about Mailmeteor's Email Verification feature? Find answers to common queries below.

Verifying emails ensures that you’re reaching real, active inboxes. This helps you:

  • Avoid bounce rates and spam traps
  • Protect your sender reputation
  • Improve deliverability for your campaigns

With Mailmeteor’s BounceShield, you get fast, secure, and accurate validation to help maintain a healthy email list.

Mailmeteor uses a multi-step verification process through BounceShield. We check:

  • Email format
  • Provider trustworthiness
  • Domain existence and operability
  • Mailbox availability

These checks ensure that your email list is clean and safe to use.

Each email is categorized as:

  • Valid – Safe to send to.
  • Invalid – The address doesn’t exist or is misconfigured.
  • Risky – May accept mail but could bounce.
  • Unknown – Could not verify due to temporary issues.

Yes, you can upload a CSV or import from Google Sheets. Mailmeteor automatically scans and cleans your entire list in one go.

Mailmeteor offers flexible plans:

  • 50 free verifications/month
  • Pay-as-you-go for occasional checks
  • Scalable monthly plans starting at $24/month

See the pricing page for full details.

Most emails are verified in less than a second. Large lists are processed efficiently, and results appear instantly in your dashboard.

Invalid or risky addresses will be flagged, and you can exclude them from your campaigns. The dashboard also shows the reason for failure so you can understand the issue.

Yes. Not yet, but Mailmeteor will soon offer a powerful Email Verification API so you can:

  • Integrate into sign-up forms or CRMs
  • Automate bulk verification workflows

Email verification is included in all paid Mailmeteor plans and available on a pay-as-you-go basis. Visit our pricing page to choose what’s right for you.

No. Unlike warm-up emails, verification is a passive process that checks the validity of addresses without sending messages.

Send, track, and manage
your campaigns
all inside Mailmeteor

  • Send campaigns from Outlook and Gmail inboxes
  • Create personalized email templates and follow-ups
  • Automate your marketing
  • Track opens, clicks and replies
Send, track, and manage<br>your campaigns<br><span class="text-coral-dark">all inside Mailmeteor</span>