MindTheClub
Message and call privately with serverless end-to-end encryption
MindTheClub is a fully decentralized messenger that connects you directly with contacts without servers, logins, or phone numbers. Messages and files are stored only on your device and your contact’s device, protected by end-to-end encryption. It works offline via Bluetooth when in range and supports high-quality voice and video calls with WebRTC. The project is open source under GPLv3 and currently available for free Android open testing on Google Play.
More like MindTheClub
Startups doing something similar, featured in the last two years
Chat anonymously with quantum-safe encryption and hardware-bound IDs
Private sharing with friends and an encrypted, private journal
Instantly connect with strangers for voice-only conversations
On-device AI chat that feels closer to Gemini
Messaging turns into tasks in one thread for early access teams
Send files and text instantly using a six-character code
Chat, call & connect with likeminded people - privately and anonymously
Text AI models and personalities via iMessage or SMS
Text an AI assistant that remembers and anticipates your needs
One AI workspace for teams with built-in cost tracking