*** 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.
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.
Comments will not be approved to be posted if they are SPAM, abusive, off-topic, use profanity, contain a personal attack, or promote hate of any kind.