mail7.net vs testmail.app

by Gralio Apr 30, 2025

mail7.net and testmail.app serve fundamentally different purposes. mail7.net focuses on verifying the deliverability of existing email addresses for list hygiene, benefiting marketing and communication efforts. testmail.app provides temporary email addresses and APIs for developers and QA teams to test email functionalities within applications.

At Gralio.ai we help to simplify your decision-making process by offering detailed, side-by-side software comparisons like this one, to help you confidently choose the tool that aligns with your business goals.

This comparison was created by analysing 6 reviews and 60 websites, saving 32 minutes of reading.

Logo of mail7.net
Logo of testmail.app

About

Mail7.net is a simple email verification tool. It checks if an email address is valid by attempting to connect to the recipient's mail server without sending an email. This can help businesses keep their email lists accurate and reduce bounce rates. Mail7.net offers a free email checker for single address verification. The website mentions additional services and integrations, possibly with pricing plans, but doesn't provide details.
Testmail.app is a tool that gives developers unlimited email addresses for testing purposes. It's useful for checking if features like new user signups and password resets are working properly. The platform receives, analyzes, and stores emails, letting you retrieve and review them through their API. Testmail.app focuses on security and reliability, with strong encryption and high uptime. You can start with a free plan and upgrade as your needs grow.

Summary

Main difference
mail7.net validates existing, real email addresses to clean lists and improve deliverability. testmail.app provides temporary, disposable email addresses and mailboxes specifically for software development and testing workflows.

Relative strengths of mail7.net (compared to testmail.app)

  • mail7.net excels at cleaning existing email lists by identifying invalid addresses, a core function not offered by testmail.app.

  • It directly helps reduce email bounce rates for marketing or communication campaigns by verifying addresses beforehand, improving sender reputation.

  • mail7.net offers a reverse email lookup feature to gather information associated with an address, which testmail.app does not provide.

Relative weaknesses of mail7.net (compared to testmail.app)

  • mail7.net is not suitable for software testing as it cannot generate temporary mailboxes to receive test emails, which is testmail.app's primary function.

  • It lacks the API capabilities (JSON, GraphQL) that testmail.app offers for integrating email reception and analysis into automated testing scripts.

  • mail7.net does not provide features geared towards development teams, such as unlimited testing addresses or collaboration tools for shared testing environments, unlike testmail.app.

Who should use mail7.net VS. testmail.app

Mail7.net looks like a straightforward tool for anyone needing to check if email addresses are real. We see it being useful for businesses, especially marketers, system admins, or webmasters, wanting clean email lists to reduce bounce rates in their campaigns. It verifies emails without actually sending one, which is neat. It's a simple way to keep your lists accurate and improve deliverability for your outreach efforts or newsletters. Based on user feedback, it's effective for this core task.

We see Testmail.app as a practical tool for software developers and QA teams needing unlimited email addresses for testing. It's great for verifying features like user signups or password resets. In our experience, teams appreciate the simple API access for retrieving test emails and the availability of a free plan to get started easily. It focuses on reliable email handling for development workflows B2B buyers love this vendor's solution as its particularly well-suited for Ecommerce and Software_IT_Telecommunications.

  • In our experience, mail7.net works particularly well for small and medium-sized businesses looking for a simple email verification solution.

  • We find mail7.net is broadly useful across many sectors, especially valuable for marketing and advertising teams needing clean email lists.

  • From our observations, Testmail.app is an excellent fit for small to medium businesses and remains a strong contender for larger enterprises.

  • We find Testmail.app is especially effective for E-commerce and Software/IT/Telecom firms, though its value extends to any industry testing emails.

mail7.net and testmail.app features

Supported
Partially supported
Not supported
Type in the name of the feature or in your own words tell us what you need

  • Email List Validation
    Supported

    Mail7.net validates email lists, identifying invalid and duplicate emails to prevent bounces.

    Not supported

    Testmail.app is not designed for email list validation.

  • Email verification
    Supported

    Mail7.net verifies recipient emails to reduce bounces and improve deliverability.

    Not supported

    Testmail.app focuses on deliverability testing, not email verification.

  • Traffic Reduction
    Supported

    Mail7.net reduces traffic by verifying email lists.

    Not supported

    Testmail.app does not support traffic reduction via list verification.

  • Unlimited email addresses and mailboxes
    Not supported

    Mail7 is an email verification tool, not an email provider.

    Supported

    Testmail.app offers unlimited email addresses and mailboxes for testing.

  • Email enrichment
    Not supported

    Mail7.net does not support email enrichment.

    Not supported

    Testmail.app does not support email enrichment.

  • Lead routing
    Not supported

    Lead routing is not mentioned in the documentation.

    Not supported

    Testmail.app does not appear to support automatic lead routing.

mail7.net and testmail.app Pricing

No data
We couldn't find a pricing page for mail7.net.
No data
We couldn't find a pricing page for testmail.app.

mail7.net and testmail.app Ratings

  • G2
    5.0/5
    (1)
  • G2
    4.0/5
    (2)

Company health

Employee growth

No data
No data

Web traffic

No data
No data

Financing

No data
No data

How easily can each product integrate with my existing testing framework?

Based on the descriptions, testmail.app is designed specifically for integration with testing frameworks, offering unlimited email addresses and both JSON and GraphQL APIs to query and automate email checks within your tests. mail7.net, primarily an email verification tool, mentions integrations but provides no specifics, suggesting it's less focused on direct integration into automated testing workflows and its ease of integration for that purpose is unclear.

Which product offers better search and filtering for analyzing received emails?

Based on the provided information, testmail.app offers better search and filtering for analyzing received emails. It is designed to receive, parse, and index emails, specifically mentioning features like advanced search capabilities with wildcard matching, live queries, sorting, and pagination. In contrast, mail7.net focuses primarily on email address verification and list cleaning, without mentioning features for receiving or analyzing the content of emails.

What are the advantages of mail7.net?

Mail7.net's primary advantage is its focus on email list hygiene through verification without sending actual emails. It excels at identifying invalid, non-existent, or duplicate addresses, which helps businesses maintain accurate lists, reduce bounce rates during campaigns, and improve overall deliverability. The inclusion of a free checker for single verifications makes it accessible, while features like reverse lookup and syntax validation add further value for list maintenance and reducing unnecessary traffic.

What are the disadvantages of mail7.net?

Based on the provided information, mail7.net has several potential disadvantages. There is a lack of transparency regarding pricing and details about additional services or integrations mentioned on their website. Furthermore, the product has very limited user feedback, with only one review available, making it difficult to assess overall user satisfaction or common problems. Data regarding website traffic or employee growth is also missing, potentially indicating limited market presence or scale.

Alternatives to mail7.net and testmail.app

Logo of Mailtrap
Mailtrap
Tests emails safely, sends them, ensuring delivery with analytics.
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Logo of Hunter
Hunter
Find and verify professional email addresses, boosting outreach.
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Logo of ZeroBounce
ZeroBounce
Clean email lists for better deliverability and sender reputation.
Read more
Logo of Tomba
Tomba
Clean your email list. Improve deliverability. Reduce bounce rates.
Read more
Logo of Zoho ZeptoMail
Zoho ZeptoMail
Reliable transactional email delivery for apps and businesses.
Read more
Logo of Litmus
Litmus
Preview emails flawlessly. Build, test, and analyze for better results.
Read more
Page co-authored by
MK
Michal Kaczor
CEO at Gralio

Michal has worked at startups for many years and writes about topics relating to software selection and IT management. As a former consultant for Bain, a business advisory company, he also knows how to understand needs of any business and find solutions to its problems.

TT
Tymon Terlikiewicz
CTO at Gralio

Tymon is a seasoned CTO who loves finding the perfect tools for any task. He recently headed up the tech department at Batmaid, a well-known Swiss company, where he managed about 60 software purchases, including CX, HR, Payroll, Marketing automation and various developer tools.

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