Email Verification and Checker Service Online for Free - TrueMail – TrueMail
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TrueMail Features

Powerful features for all Your needs!

Our Core Values

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High Accuracy

We use only real-time multi-step verification. No historical data.

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Low Pricing

One of the lowest pricing on a market. The more you verify, the lower the cost per address.

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Fast Verify

We save your time. Clean 100k addresses in 5 minutes.

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Data Privacy

We never send your addresses. Your data is never resold in any way.

Up to 99% Delivery Guaranteed

If bounce more than 5%, we’ll refund the difference.
Free to get started. No credit card required.

Our Cleaning Process

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Mail Server Validation

We perform an advanced mail server verification for user identification. Utilizing SMTP and additional proprietary methods.

B2B, B2C, International Email Compatible

We validate emails of all types, from small to large businesses, and all major providers from anywhere in the world. (Ex: Gmail, Yahoo, etc.)

Simple Result Codes

Your results are broken down into 5 simple categories: Valid, Invalid, Accept All, Unknown and Disposable with over 25 additional advanced metrics. Learn More

Recommended Sending

Email cleaning can be complicated, we recommend the emails you should send, so you can get back to business.

Free Scrubbing

Automatically remove duplicate emails and bad syntax at no charge prior to cleaning..

Domain Health Check

Domains are checked for current live status, including parked domains and overall health. DNS & MX Validation Email servers are checked for consistency and availability.

Segment Your Results

Easily segment results for download, no need for additional work in Excel or other software. Learn More

High-Risk Detection

We eliminate potentially harmful emails through our real-time process.

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Custom Download

  • Additional Insights
    Append additional information learned about the email during the verification process.
  • Advanced File Control
    Append additional information learned about the email during the verification process.
  • Remove or Isolate Duplicates
    Append additional information learned about the email during the verification process.
  • Email Network Information
    Append additional information learned about the email during the verification process.
  • Identify Free Mail Hosts
    Append additional information learned about the email during the verification process.
  • Identify Role Accounts
    Append additional information learned about the email during the verification process.
  • Identify address
    Append additional information learned about the email during the verification process.
  • Identify alias
    Append additional information learned about the email during the verification process.
  • Identify host
    Append additional information learned about the email during the verification process.
  • Identify subdomain
    Append additional information learned about the email during the verification process.
  • Identify domain
    Append additional information learned about the email during the verification process.
  • Identify TLD
    Append additional information learned about the email during the verification process.
  • Identify FQDN
    Append additional information learned about the email during the verification process.
  • Identify network
    Append additional information learned about the email during the verification process.
  • dentify valid DNS records
    Append additional information learned about the email during the verification process.
  • Identify MX records
    Append additional information learned about the email during the verification process.
  • Identify reachable SMTP server
    Append additional information learned about the email during the verification process.
  • Identify Bad Syntax
    Append additional information learned about the email during the verification process.

Javascript Widget

Not a developer? Quickly add our real-time verification services to your online forms with an easy copy and paste code snippet. View Widget Docs

  • Receive 1,000 free verifications a month
  • Monitor your API usage and submission attempts
  • Identify the origin and browser for each submission
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  • // Single Verify
  • curl --request GET \
  •     --url https://truemail.io/api/v1/verify/single?access_token={token}&email={email}
  • // Bulk Verify
  • curl --request POST \
  •     --url https://truemail.io/api/v1/tasks/bulk?access_token={api_token} 
  •     --data 'file=
  •         [
  •             {
  •                 "email": "[email protected]",
  •                 "custom_field_1": "Jonh",
  •                 "custom_field_n": "Doe"
  •             }
  •         ]'

Custom API & Webhook

Connect our API to verify single emails or bulk lists. Start from scratch or drag and drop our simple wrappers, all backed with 99.9% uptime. View Api Docs

  • Receive 1,000 free verifications a month
  • Monitor your API usage and submission attempts
  • Interactive API documentation; test our API right in the docs
  • Webhook allows for the simple addition of single email checks
  • Fine tune different settings using multiple API keys
  • Custom enterprise solutions and dedicated environments
  • Integration support from our dedicated engineers

Up to 99% Delivery Guaranteed

If bounce more than 5%, we’ll refund the difference.
Free to get started. No credit card required.

Try it for free