BlackMagic.so - Magic Sidebar is the best browser extension for Twitter. Use it today and unlock insights you never knew about, communicate better with your audience, and build strong 1:1 relationships. Mobile apps for iOS and Android are also available!
Snapchat - Real-time picture chatting
Tapstack - One-tap moment-sharing
Element.io - Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.
#StickerSearch - Twitter's missing #Sticker directory
StealthChat - StealthChat is Encrypted, Private, Secure Calls and Chats on Android and Apple iOS