work / case study 03 · drumkey

DrumKey

A drum coach with millisecond-accurate live feedback via mic or MIDI, a rudiments library, progress tracking and a plan for teachers. Android now, iOS soon.

Visit drumkey.app
Domain
Mobile app
Market
Global
Language
English
Platforms
Android (iOS coming soon)
Studio scope
Product, UX, engineering, operations
Requirement Millisecond-accurate timing feedback, even offline
Decision · DrumKey Flutter for one codebase across Android and iOS, with the timing core written in C and an offline-first data model

/ highlights

What we built.
Held to the same standard.

Built with Flutter; the core timing mechanics are written in C for maximum performance

Millisecond timing accuracy, offline-first

Live feedback from microphone or MIDI input

Rudiments library and progress tracking

Plans: Free (forever, limited), Pro (all drills, unlimited saved custom sessions, advanced accuracy analysis), Teacher (assign drills to students, track goals and progress)

Next · all work Seven products, one standard.
Have a product that needs building? [email protected]