
Description: Mailtester.com is a free online tool for testing and checking the spam score of email messages before sending. It analyzes email content such as the subject line, sender details, and body text to detect anything that could trigger spam filters.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Advanced Email Verifier is an email validation and verification application to check email address validity and deliverability. It verifies email address syntax accuracy and checks if email accounts actually exist and can receive emails.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API