Wopu is described as 'It is a mobile web app that allows sending private messages to another person without registration, and installation required. Users can chat with a friend without relying on any of their online presence like email, phone number, and social media' and is an website in the Social & Communications category. There are more than 10 alternatives to Wopu, not only websites but also apps for a variety of platforms, including Android, iPhone, iPad, Windows and Linux. The best alternative is Telegram, which is free. Other great sites and apps similar to Wopu are Signal (Free, Open Source), Snapchat (Free Personal), Session (Free, Open Source) and Molly (Signal fork) (Free, Open Source).
Signal is a messaging app with an unexpected focus on privacy, combined with all the features expected from a modern IM app. Signal has received a lot of praise from all around the world for its security and privacy-respecting technologies.
Snapchat is the fastest way to share a moment with friends. You control how long your friends can view your message – simply set the timer up to ten seconds and send. They’ll have that long to view your message and then it disappears forever.
Back in 2018, Signal allowed the user to set a passphrase to secure the local message database. But this option was removed with the introduction of file-based encryption on Android. Molly brings it back again with additional security features.
Zebu is a secure and encrypted way to collaborate in the workplace. The Zebu platform is created with complete security encryption that will allow your business to simplify their work while protecting internal communication, storage, and scheduling.