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Sweet MIDI Player app: Change tempo, key, and volume of MIDI practice files (iOS/Mac/PC) | Technology for the Classical Singer
![Sweet MIDI Player app: Change tempo, key, and volume of MIDI practice files (iOS/Mac/PC) | Technology for the Classical Singer Sweet MIDI Player app: Change tempo, key, and volume of MIDI practice files (iOS/Mac/PC) | Technology for the Classical Singer](https://techfortheclassicalsinger.files.wordpress.com/2013/09/photo-sep-15-10-15-54-am1.png)
Sweet MIDI Player app: Change tempo, key, and volume of MIDI practice files (iOS/Mac/PC) | Technology for the Classical Singer
![Sweet MIDI Player app: Change tempo, key, and volume of MIDI practice files (iOS/Mac/PC) | Technology for the Classical Singer Sweet MIDI Player app: Change tempo, key, and volume of MIDI practice files (iOS/Mac/PC) | Technology for the Classical Singer](https://techfortheclassicalsinger.files.wordpress.com/2013/09/photo-sep-15-1-25-28-pm1.png)