OneTwoTrip is an Android app developed by OneTwoTrip LLP (275 New North Road, Office 386, London, England, N1 7AA).

OneTwoTrip first became available on 15 May 2015. It is estimated that OneTwoTrip has been downloaded between 1000000 and 5000000 times from the Play Store.

OneTwoTrip 2.2.3 requires the following permissions:

Allows applications to access information about networks.

Required to be able to access the camera device.

Allows applications to open network sockets.

Allows an application to modify global audio settings.

Allows an application to read from external storage.

Allows an application to record audio.

Allows access to the vibrator.

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

Allows an application to write to external storage.