Zentalk does not require Google Play services
Personal information: No
Having a Server/Cloud Server: No
IP-Addresses are protected: Yes with the Tor-Network
Messages Stored on a Server: Never
Messages are encrypted on the device: Yes
Data are encrypted on the devices: Yes
Recovering user Account: No
Backup: No
Offline (using without Internet): Yes
Google Tracker: No
Supports Data: Yes
Phone number: No
E-mail: No
Register: No
Protects from men in the middle attack: Yes
Group Chat: Yes
Key-Sharing: Yes
Sharing News: Yes
Zentawallet: No first /Later Yes Chat & Pay (Only: Bitcoin, Ethereum, Zenta)
Bitcoin Payment over Zentamesh network: Yes
Bitcoin Payment with Tor Routing: Yes
Zenta Rewards: Yes (Hosting Zentanode)
Hash-Algorithms: BLAKE2b
Hybrid Encryption: Yes (RSA, AES, DHKE, EL-Gamal)
Block Cipher Encryption: 128 Bit
Key Size: 256 Bit
RSS: Yes
API: Yes
Private Nodes: Yes
Private Gateway: Yes
Zentanodes Encrypted: Yes
Onion-Share: Yes
Quantum resistance: Yes
Self-destruct after being read: Yes
One-Way hashed Password Signature: Yes
Stop Over Tracking by other Apps
Using without having a SIM-Card: Yes
Zentalk users within Bluetooth or Wi-fi range can communicate with other users and other users via Zentanode, even if they do not have access to the Internet.