Based on our record, ChatSecure should be more popular than Nimbuzz. It has been mentiond 2 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.
Https://chatsecure.org/ > ChatSecure is a free and open source messaging app that features OMEMO encryption and OTR encryption over XMPP. You can connect to your existing Google accounts or create new accounts on public XMPP servers (including via Tor), or even connect to your own server for extra security. > Unlike other apps that keep you stuck in their walled garden, ChatSecure is fully interoperable... - Source: Hacker News / 12 months ago
In this case, I would rather suggest others to use the likes of Element a Matrix client, or e.g. RetroShare, Briar, OnionShare, or e.g. XMPP with the clients like Dino, Conversations, Gajim, ChatSecure. Source: about 3 years ago
Just searched for it and it is still alive. And it is a Nepal based company. Source: almost 3 years ago
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.
Skype - Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.
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.
Otr.to - A secure peer-to-peer chat in your web browser.