A data backup system is provided. The system comprises a first device configured to identify a data to transmit and to transmit the data at a selected time, wherein the data is stored on the first device. The system also comprises a mobile phone in communication with the first device, wherein the mobile phone is configured to receive the data from the first device, to store the data in a memory of the mobile phone, and to transmit the data. The system further comprises a backup server in communication with the mobile phone configured to receive the data from the mobile phone, wherein the memory of the mobile phone is freed after transmitting the data to the backup server.