This app visualizes sound frequencies using your device's microphone. It displays the pitch of your voice and music on an equally-tempered musical scale, with adjustable input sensitivity and up to 60 frames per second.
0.0(0 ratings)
Free
Best apps like Midi Tool Box
6+ similar apps compared and reviewed
4.5 avg rating
1 free apps
Updated August 2026
Midi Tool Box is great, but it's not the only option. Explore 6+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.
Top Alternatives to Midi Tool Box
Soniq Viewer by Yuji Koike
Strong Contender
🎵 Music
5.0(1 ratings)
$1.99
3.3(3 ratings)
$1.99
This MIDI effect app allows you to filter and remap note velocities for Audiobus 3. You can set specific velocity ranges to filter out notes or use a curve to remap them to different values, enabling the creation of velocity layers for dynamic sound triggering.
More apps like Midi Tool Box
4
iMIDIPatchbay
Advanced Instrument Control
$14.99
Organize your entire MIDI setup from a central point. Easily create split and layer configurations, send program changes, and filter controller data for external sound devices. Store and recall configurations as songs, and manage setlists for performances.
Create split and layer configurationsSend Program Changes and control changesTranspose sounds and rig
🎵 Music
(18)
free with in-app purchases5
KQ MiniSynth Legacy
Modular Synthesizer
$9.99
Create unique sounds with a powerful polyphonic modular synthesizer. Patch together various modules like oscillators, filters, and sequencers to design complex audio textures. Supports MIDI, Audiobus, and Ableton Link for seamless integration with other music production tools.
Polyphonic modular synthesisPatchable module systemExtensive module library
🎵 Music
(24)
paid6
Oracle - For The Prophet 12
Intelligent DSI P12 Controller
$12.99
This app enhances control over a specific synthesizer, offering intelligent randomization for patches and parameters to aid in sound design. It allows for saving, loading, and morphing layers, as well as generating and humanizing sequencer data.
Intelligent patch randomizationRandomize programs, layers, and modulesSound design assistance
🎵 Music
(2)
paid