Download

Install or Update Öffi from Google Play (for most Android devices)

Install or Update Öffi from Amazon Appstore (for Kindle Fire and Fire Phone only)

F-Droid repository: http://oeffi.schildbach.de/fdroid/repo (needs F-Droid app)

Download/Install Öffi 8.100.7-google from here, if you cannot or do not want to use Google Play

Download/Install Öffi 8.100.7-aosp from here, only if you're using a custom Android without com.google.android.maps library

Download/Install Öffi 8.46 from here, only in case you own an Android 2.2 device

Download/Install Öffi 7.99 from here, only in case you own an Android 2.1 device

Download/Install Öffi 6.88 from here, only in case you own an Android 1.6 device

Download/Install Öffi 5.24 from here, only in case you own an Android 1.5 device