DUET Synth
Native iOS, in progress. Coming to the App Store.
The wordmark is DUET. It is a two-player tap instrument, plus click fight and note hunt.
The app is free. The current App Store version shows no ads and has no in-app purchases.
Also from Aqua Mobilis: Kelp Studio · Marble Music · Anemone · Tape Eater · Bloom · Ghost98 · Buoy · Trench