This application allows users to configure select MIDI interfaces. It is a fork of an older open-source project, aiming for improved reliability and simplified MIDI communication. All original features are preserved.
5.0(3 ratings)
Free
Best OP alternatives: apps like OP-Z Explored Course By AV
3+ similar apps compared and reviewed
4.7 avg rating
1 free apps
Updated November 2026
Whether you want more options like OP or a completely different take on the same concept, our curated list of 3+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
Top Alternatives to OP
MIDI Mod by Steven Connelly
Strong Contender
🎵 Music
4.3(11 ratings)
$2.99
This app provides a powerful set of modules for generating and routing MIDI modulation signals. It features a vast mod matrix, multiple LFOs, envelope generators, and an arpeggiator to control various parameters internally or externally. Preloaded mappings and easy MIDI Learn simplify integration with other devices and software.
Tensor by Marcos Kohler
Worth Considering
🎵 Music
4.8(5 ratings)
$12.99
This app provides a powerful control surface for music production, offering intelligent randomization and morphing of parameters, tracks, and patterns. It includes a pattern generator with various algorithms and over 300 drum grooves to enhance your music creation workflow.