A method for synchronizing files and an electronic device using the same are described. The method includes receiving a first instruction; executing the application installed on the electronic device according to the first instruction, a first file among a plurality of files for the application converts into a second state from the first state during a process for executing the application; writing the first file with the second state into a network storage by a first file system, in order to enable the application installed on another electronic device to be executed based on the first file with the second state in the network storage. An application progress may be shared and synchronized conveniently without a user's interaction or participation by writing the first file with the converted state into the network storage.