ChatSecure is described as 'free and open source messaging app that features OTR encryption over XMPP' and is a popular app in the Social & Communications category. There are more than 50 alternatives to ChatSecure for a variety of platforms, including Android, iPhone, Windows, Linux and Mac. The best alternative is Telegram, which is free. Other great apps like ChatSecure are Signal (Free, Open Source), Element (Free Personal, Open Source), Tox (Free, Open Source) and Jami (Free, Open Source).
- 88 alternatives