If you already know MIDI Wrench, this is the deeper bench. 250+ midi wrench apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.
This app acts as a versatile tool for managing MIDI devices on iOS. It allows you to monitor incoming MIDI messages in real-time and send your own MIDI commands using virtual controls. It's useful for troubleshooting MIDI setups and understanding device communication.
This app enables low-latency MIDI connections to iOS music applications via Bluetooth LE or USB. It routes virtual MIDI ports to external devices, allowing seamless wireless or wired integration with compatible software.