Kik
Description: Kik is a free instant messaging app for mobile devices that allows users to chat with friends using text, stickers, gifs, and more. It's especially popular among teenagers and known for its anonymity features.
Type: software
User.com
Description: User.com is a user research and usability testing platform that allows product teams to get feedback from real users during product development. It provides access to a network of vetted research participants to conduct moderated and unmoderated remote user tests, first-click tests, preference tests, 5-second tests, design surveys, and more.
Type: software