ネットワークなしであっても同期してあなたの時間をおいてください。
Note (15.02.): Newest update contains workaround for Samsung devices (in the settings). Please email me if you still have problems.
This application helps you keep the internal clock of your Android device accurate by synchronizing it with the GPS time signal.
ROOT access is required to actually set the time. The difference (in seconds) between your devices' time and the GPS time can be seen without root.
Looking for translators for languages other than english and german. Participate in the translation at http://bit.ly/gpsTimeLang