RailwayAlarm is an Android app developed by フィトンチッド（phytoncide） (福岡県北九州市八幡西区折尾３丁目).

RailwayAlarm first became available on 27 Nov 2011. It is estimated that RailwayAlarm has been downloaded between 100000 and 500000 times from the Play Store.

RailwayAlarm 5.0.9 requires the following permissions:

Allows an app to access approximate location. Alternatively, you might want ACCESS_FINE_LOCATION.

Allows an app to access precise location. Alternatively, you might want ACCESS_COARSE_LOCATION.

Allows applications to access information about networks.

Allows applications to access information about Wi-Fi networks.

Allows applications to change Wi-Fi connectivity state.

Allows applications to open network sockets.

Allows an app to create windows using the type TYPE_SYSTEM_ALERT, shown on top of all other apps. Very few apps should use this permission; these windows are intended for system-level interaction with the user.

Allows access to the vibrator.

Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.