RPiREF for Raspberry Pi is an easy and quick way of checking the Pin-out and GPIO references of Pi's P1, P5, P6 and J8 Headers. This information is already available in a number of forms but having it available on your Android smartphone or tablet is useful when you are experimenting or discussing Pi ideas with friends.
Matt Hawkins is the creator of RPiREF which is listed among the Books & Reference category. The tool has been downloaded and installed by over 10K users and its latest update was released on Nov 20, 2016. Users rated this application 4.3 on Google Play.