This app is a MIDI controller for exploring musical chords and progressions in major and minor keys. It sends note information to other synthesizer apps on your device, making it a portable tool for musicians and educators.





5+ similar apps compared and reviewed
Whether you want more options like Simple Songwriter or a completely different take on the same concept, our curated list of 5+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.





This app is a MIDI controller for exploring musical chords and progressions in major and minor keys. It sends note information to other synthesizer apps on your device, making it a portable tool for musicians and educators.

This application helps musicians and sound engineers calculate precise timing values for musical subdivisions. It automatically updates a table of milliseconds and Hertz based on the entered tempo, ideal for setting up delays and oscillators.

This app offers a versatile guitar amplifier simulation with multiple preamp modes, an FX section, and a power amp. It includes digital delay, analog modulations, ambient reverb, and a noise gate for shaping your sound. Works as a standalone app or with other audio applications.


This virtual guitar app uses physical modeling to replicate the expressive sound and performance techniques of a real electric guitar. It offers a vast chord library, customizable effects, and recording capabilities for musicians.


This app provides a comprehensive tool for exploring piano chords and scales. It features a large preset library, allows users to create custom fingerings, and offers playback of individual notes and chords. It's useful for learning, composing, and practicing music.