Addr - A collective and annotation-focus ePub reader
Whisper.sh - Whisper is the best place to express yourself online. Connect with likeminded individuals and discover the unseen world around you.
Eplee - A simple and beautiful open-source ePub reader
Sayat - Sayat app is all about getting anonymous and honest feedback.
Buch - A Telegram book reader bot
Sarahah - Sarahah is a Social Networking Application for providing anonymous feedback launched in 2016 and available to use on iOS and Android platforms.