Mail-Tester.com

Business Profile

Core Value Proposition

Mail-Tester.com provides newsletters spam testing to check your email's spam score and quality, with a detailed report and optional API access.

Target Customer

Newsletter senders and email marketers; developers and teams who want to test emails or integrate testing into their apps via API/iframe.

Key Differentiator

Generates a random testing email address for each test, reverses SpamAssassin scoring so a higher score is better, analyzes the message, mail server, and sending IP, and offers free test results (7 days) with paid plans (30 days and custom prefixes) plus API/iframe integration.

Implementation Timeline

Results are provided as soon as the testing email is received by Mail-Tester.com; test results are stored for 7 days on the free plan or 30 days with an account and a prefix.

Pain Points

1Uncertainty about whether emails will land in inbox or be blocked by spam filters.
2Difficulty testing email deliverability quickly and cheaply before sending to recipients.
3Need for an easy, quick test workflow that can be integrated into apps or processes.

Key Features

1Generates a random testing email address for each test.
2Analyzes the email message, sending server, and sending IP and provides a detailed report.
3Results are accessible for 7 days with the free version; 30 days if you create an account with your own prefix.
4Three free tests within the last 24 hours; paid packs available for more tests.
5API and iframe options available on paid plans for integration into other software.
6SPF & DKIM checks are accessible via the service navigation; guidance available.

Target Customer Industries

Client Results

1Visible spam score and a detailed report outlining what is configured correctly and what is not.
2Potential to improve deliverability and aim for higher scores (up to a claimed 10/10).
3Ability to test and compare across different sending configurations and IPs.

Competitive Advantages

1Free web interface with basic test access and a simple workflow.
2Low-cost/free testing options with a path to additional tests via paid packs.
3Option to integrate results into own software via iframe or JSON API on paid plans.
4Detailed analysis including message, mail server, and sending IP to identify issues.

Key Benefits

1Quick visibility into spam-related issues before sending to recipients.

2Detailed reports that highlight misconfigurations and deliverability risks.

3Flexible access: free tests with longer retention via paid plans, plus API/iframe integration.

4Support for SPF/DKIM checks and guidance to improve authentication and deliverability.

Additional Product Information

Product Description

A newsletters spam testing service that analyzes emails for spam score and quality and provides a detailed report on configuration and deliverability, with options for API/iframe integration for paid plans.

Target Market

Businesses and individuals sending newsletters or marketing emails; developers building email testing into applications.

Unique Value Proposition

Fast, free-to-try newsletter spam testing with an easy workflow, random test addresses, and optional API/iframe integration, plus retention of results and guidance on SPF/DKIM checks.

Technical Requirements

To run a test, you send an email to a temporary random address generated by Mail-Tester.com; results are returned after receipt. Optional API/iframe integration available on paid plans for embedding results into external software.

Pricing Model

Free tier allows 3 tests within the last 24 hours and 7-day result retention. Paid plans offer longer retention (30 days) with own prefix and include API/iframe access; additional tests are available as paid packs.

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