Use this app to connect to a Z21 Digital Center. A demo mode is available. With this app you can manage locomotive libraries, locomotives and locomotive functions, program digital components – and of course control all locomotives with DCC- or Motorola-decoder, as easy and convenient as is only possible with touch-technology.
A free .apk installation package of Z21 1.2.1 is available from Droid Informer and you can check out users' reviews on this site. Prepare 90 MB of free space on your device for this app installer and take into account that it requires Android 5.0 and above. According to the antivirus report, the app doesn't contain viruses or any kind of malware. This application was originally created by Modelleisenbahn München GmbH and it belongs to the Entertainment category.
Z21 was downloaded and set up by over 10K users and its latest stable update was on Oct 6, 2019. Google Play shows that the app is rated 4 by its users.