POWERFUL: unlimited amount of messages, heavily encrypted and can self-destruct, groups can hold up to 100,000 members, lets you completely customize your messenger, we support end-to-end encrypted voice & video calls, as well as in groups. SYNCED: Sync all your messages up to 6 devices across your phones and compute. SECURE: Direct message, group message and the file you send will be End-to-End encrypted by default, there are only encrypted messages on our server, and keys will remain on your device, only your chat participants can see the messages. Our encryption is based on 256-bit symmetric AES encryption, 2048-bit RSA encryption, and Diffie–Hellman secure key exchange. PRIVACY: Your phone number is hidden to everyone, you can prevent others find you by phone number in your privacy settings. We will continue to develop more and more powerful features, thank you for your support.