Mark One *Plugin*

*** ATTENTION! ***

1. Mark One is a *SOUND PLUGIN* for another app called Functional Ear Trainer. It's not a stand-alone application!!! Install FET first:
https://play.google.com/store/apps/details?id=com.kaizen9.fet.android

2. Moreover you need to have an in-app purchase "Sound Plugins" to enable them.

To activate Mark One:

0. Install it.
1. Run Functional Ear Trainer.
2. Click on the "gear" icon in the Main Menu.
3. Choose "Mark One" under the "Sounds" setting.