Peter Deelstra

An easy-to-use guitar that you can strum. Provides an intuitive interface that makes playing the guitar simple. Playing a chord only requires one fing …

An easy to use and accurate audio/visual metronome for your iPhone. Keeping tempo has never been so simple. Features:★ Developed in Austin, Texas, the …

An easy to use and accurate audio/visual metronome for your iPhone and iPad. Keeping tempo has never been so simple.Features:★ Developed in Austin, Te …

A flexible tone generator. ★ Generate tones between 20 Hz and 15000 Hz in 0.1 Hz increments ★ Adjust tones while they are playing ★ Play up to 12 diff …

An easy-to-use accurate visual chromatic tuner for your instruments. Best for higher pitch instruments such as the violin, flute, clarinet, trumpet, o …

An easy-to-use accurate audio/visual tuner for your guitar.This app's low price is supported by Ads. Provides a simple interface to visually check whe …

An easy-to-use accurate audio/visual tuner for your guitar. Provides a simple interface to visually check whether the pitch for each string is low or …

An easy-to-use accurate audio/visual tuner for your guitar. Provides a simple interface to visually check whether the pitch for each string is low or …