- IPv4 and IPv6 tunnel support
- Supports nacl0 and nacltai (TAI64 nonce for extra security) encryption schemes
- Seamless handover between WiFi and GSM/3G
- Built-in key generation
As the first Google Play app to make use of the new Android VPN APIs, SigmaVPN requires Android 4.0 (Ice Cream Sandwich) in order to function.