digiCRYPT is an end-to-end encryption software solution that allows for encrypted voice calls, text messages, and file exchanges on mobile phones over 4G, 3G, WiFi, and other networks. It uses 4096-bit RSA public keys and 256-bit AES private keys to securely encrypt communications with no backdoors, and provides clear call quality and easy-to-use encryption on a range of mobile devices without hardware upgrades or SIM cards.