Best apps like FormKey

9+ similar apps compared and reviewed

5.0 avg rating

5 free apps

Updated October 2026

FormKey

Polyhedra

📚 Education

🎵 Music

Whether you want more options like FormKey or a completely different take on the same concept, our curated list of 9+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to FormKey

StepLoom by 宁徐

Beat maker & AUv3 groovebox

Editor's Choice

🎵 Music

5.0(2 ratings)

$3.99

Create electronic music with a touch-friendly groovebox. Quickly sketch beats, basslines, and melodies using a step sequencer, piano-roll editing, and arrangement views. Supports AUv3 plugins for expanded sound design.

Qwertet - QWERTY to MIDI by Charles Vestal

Make MIDI with a keyboard

Strong Contender

🎵 Music

5.0(3 ratings)

$4.99

Transform your typing keyboard into a versatile MIDI controller for iPad and iPhone. Explore four distinct layouts, from chromatic scales to one-key chords, and control pitch, modulation, and sustain. Use it standalone or as an AUv3 plugin within music production apps.

ThermVoltSilicon by Shoma Kondo

Silicon Distortion AUv3

Worth Considering

🎵 Music

0.0(0 ratings)

FreeIn-App Purchases

More apps like FormKey

HarmonyAngel

MIDI harmony processor

Elementi Guitar Effects Pedals

NAM amp & pedals for guitar

Free

This app provides a virtual guitar pedalboard with boutique effects for iPhone and iPad. Users can build custom pedalboards and use them standalone or as Audio Unit effects within DAWs like GarageBand and Logic Pro. Individual pedals or the entire collection can be purchased.

Virtual boutique guitar pedalboardStandalone app functionalityAudio Unit (AUv3) integration

🎵 Music

(2)

free with in-app purchases

This audio effect app adds warm, musical echoes to your music using tape delay emulation. Shape your repeats with controls for saturation, tone, and tape age, and choose from free-time, tap tempo, or host sync modes. Save your favorite echo settings with custom presets.

AUv3 effect for compatible hostsFree-time, tap-tempo, and host-tempo modesTape age, tone, saturation, wow and flutter

🎵 Music

(1)

free with in-app purchases

This app captures and sustains audio, transforming it into evolving drones and textures. Explore modes like Freeze, Smear, and Shimmer to sculpt unique soundscapes with effects like reverb and modulation. It functions as both a standalone application and an AUv3 audio effect.

Spectral audio capture and sustainFreeze, Smear, and Shimmer modesSound sculpting with Blur, Sparkle, Warp

Physical modeling instrument

$7.99

This app is a physical modeling instrument that simulates how sound is produced in the real world. It offers intuitive controls for shaping sound through energy, object resonance, and room acoustics. It supports MPE controllers and offers a unique microtonal playing experience.

Physical modeling sound engineIntuitive ENERGY, OBJECT, ROOM controlsModal resonator for object shaping