Smoke Crypto Messenger is described as 'Smoke Messenger is an open-source Instant Messenger that is known as the first mobile Messenger worlwide using the encryption algorithm McEliece. To be downloaded at F-Droid.org or Github.com. Smoke provides with its own Server-Software: SmokeStack-Echo-Server' and is a instant messenger in the social & communications category. There are more than 50 alternatives to Smoke Crypto Messenger for a variety of platforms, including Android, iPhone, Mac, Windows and Linux apps. The best Smoke Crypto Messenger alternative is Signal, which is both free and Open Source. Other great apps like Smoke Crypto Messenger are Telegram, Element, Matrix and Jitsi Meet.
ChatSecure is a free and open source messaging app that features OTR encryption over XMPP. You can connect to your existing accounts on Facebook or Google, create new accounts on public XMPP servers(including via Tor), or even connect to your own server for extra security.
A playful and interactive multimedia messaging app offering ephemeral photo and video sharing. Control view time, get alerts for screenshots, and engage with friends through gamified interactions and video calls.
Dino is a modern open-source chat client for the desktop. It focuses on providing a clean and reliable Jabber/XMPP experience while having your privacy in mind. Using GTK+/Vala.
Imo is a free, simple,secure and faster international video call & instant messaging app.
Protect your communication in transit and on your phone. Silence (formerly SMSSecure) is a full replacement for the default text messaging application: all messages are encrypted locally and messages to other Silence users are encrypted over the air.
Bitmessage is a P2P communications protocol used to send encrypted messages to another person or to many subscribers. It is decentralized and trustless, meaning that you need-not inherently trust any entities like root certificate authorities.
Kik is way more than just messaging. It’s the easiest way to connect with your friends, stay in the loop, and explore – all through chat. No phone numbers, just pick a username.
A great way to stay in touch with your relatives, by sending both SMS and MMS messages. The app properly handles group messaging too, just like blocking numbers from Android 7+.
Utopia P2P Ecosystem. Utopia is a feature-rich platform that is specifically designed to protect privacy of communication, confidentiality, and security of personal data. Utopia is a decentralized network, with no central server involved in data transmission or storage.
Open source Jabber (XMPP) client with multi-account support, clean and simple interface. Being both free (as in freedom!) and ad-free, Xabber is designed to be the best Jabber client for Android .
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