Description: Google Optimize is a free A/B testing and personalization platform by Google. It allows you to test variations of website content and optimize pages to increase conversions.
Type: software
Description: Signal is a free, open source, encrypted messaging and voice calling app. It offers end-to-end encryption for secure communication. With Signal, users can send encrypted messages, make voice and video calls, and share media with individuals or groups.
Type: software
Pricing: Free