Protokol - MIDI/OSC Monitor

Control protocol test utility

Free · In-App Purchases

MIDI logging, OSC monitoring, and more... Protokol is a new utility by Hexler for the creator's toolbox: A lightweight, responsive console app for monitoring and logging control protocols. Originally built as a MIDI monitor and Open Sound Control network checker, Protokol is designed to handle any complex message stream. MIDI, OSC, Art-Net and Gamepad controller sources are all supported in the current version - but anything is possible given sufficient demand. Contact us if you'd like to see additional protocols added: Let us know.

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- Updated for upcoming App Store requirements - Updated game controller mapping database - Minor bug fixes and improvements

The developer, Hexler LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data
    • Diagnostics

Privacy practices may vary based, for example, on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Provider
  • Hexler LLC
Size
  • 7.7 MB
Category
  • Music
Compatibility
Requires iOS 13.0 or later.
  • iPhone
    Requires iOS 13.0 or later.
  • iPad
    Requires iPadOS 13.0 or later.
  • iPod touch
    Requires iOS 13.0 or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English
Age Rating
4+
In-App Purchases
Yes
  • Generous Contribution 249,00 kr
  • Kind Gesture 129,00 kr
  • Pocket Change 59,00 kr
Copyright
  • © 2019-2026 Hexler LLC. All rights reserved.