Based on our record, Conversations.im seems to be more popular. It has been mentiond 34 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
AFAIK Conversations is one of the best, if not the best. On F-Droid it’s gratis, on Google Play it costs something. Source: 12 months ago
Conversations (version 2.12.3): Encrypted, easy-to-use XMPP instant messenger for your mobile device. Source: 12 months ago
Conversations [1] is the best Android XMPP client I know. IIRC they pushed the adoption of OMEMO and implemented it first, before the desktop clients could catch up. [1] https://conversations.im/. - Source: Hacker News / over 1 year ago
Maybe have a look at Briar or good old Jabber (XMPP) with OTR or OMEMO, e.g. Implemented in Conversations. Source: over 1 year ago
Conversations (version 2.11.0+free): An encrypted, user friendly XMPP instant messaging client optimized for mobile. Source: over 1 year ago
Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
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.
Pidgin - Pidgin is an easy to use and free chat client used by millions. Connect to AIM, MSN, Yahoo, and more chat networks all at once.
ChatSecure - ChatSecure is a free and open source messaging app that features OTR encryption over XMPP.