
Description: SSL For Free is a free service that allows you to easily add an SSL certificate to your website. It's designed for personal websites, blogs, and small business sites that need basic SSL security but don't want to pay for an expensive certificate.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: DigiCert is a certificate authority that issues SSL/TLS certificates which enable websites to have secure HTTPS connections. It offers various certificate types like standard SSL, wildcard, and Extended Validation certificates.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API