Secure GSM Phone has been designed to provide end-to-end secure communication across the GSM network. Secure GSM Phone is software application which can work with any mobile having Symbian 60.2 and 60.3 operating system. Secure GSM Phone uses AES 256 bit symmetric data protection algorithm encryption algorithm, which is currently the highest security standard worldwide.Secure GSM Phone provides complete end to end protection, from phone to phone, for both audio and text messages. crypto GSM secure Phone is designed for easy operation and no security knowledge required by user. GSM Phone encrypts the Information and sent it automatically without any need for user interaction.