MIDI SysEx Utility (Syx-Lib) is an app by Daniel Erstling in the Music & Audio category, listed since at least December 2020. It has no native code, so it runs on any Android processor.
It asks for 4 permissions, 1 of them sensitive: modify shared storage.
What's new in v1.3
- Bug fix for erroneous capture of large sysex dumps
- Exit button added to menu
Description
From the listing uploaded by “appupdater”.
Syx-Lib lets you send and receive system exclusive (or simply SysEx) messages to and from class-compliant* USB MIDI devices. Simply select a file containing SysEx data to send to a connected device. Or start a manual dump to save incoming SysEx messages.
* This app will not function with devices that require proprietary drivers. Please read the following article for more information:
https://www.sweetwater.com/insync/class-compliant/
COMPATIBLE USB MIDI DEVICES (as tested by users and developer)
• M-Audio USB Midisport Uno
• M-Audio MIDISPORT 1x1
• Roland UM-ONE mk2
• Creative E-MU Xmidi 1x1
INCOMPATIBLE USB MIDI DEVICES
• Roland UM-One mk1
• Yamaha UX16
• VictSing USB IN-OUT MIDI Cable Converter
----------------------------------------------------------------
Please watch this tutorial of Syx-Lib, which includes a primer on SysEx messaging.
Big thanks to YouTube channel "rejected synths" for making this!
https://www.youtube.com/watch?v=HnJ0ylnUFHI
----------------------------------------------------------------
Similar programs for Windows/Mac are referred to as SysEx "librarians" or "editors".
Its most common use is to load and save program patches to and from a synthesizer via USB MIDI interface, that is connected to an Android device with an OTG cable like so:
(Phone/Tablet) (Midi Interface) (Synthesizer/Keyboard/Other)
Features
• Send sysex data to a midi device
• Receive sysex data from a midi device and save to internal storage
• Manage sysex files on internal storage
Requirements
• Android version 6.0 and up.
• A class-compliant MIDI device that is recognized by the Android OS and does not require proprietary drivers.
How to send SysEx data
• Connect a class-compliant MIDI device to your Android device.
• If the device is recognized, a dialog will appear. Select a device to connect to. If you want to reopen this dialog at any time, press the MIDI menu icon.
• Once you are connected to a device, simply select a file to send.
• A dialog will show the transmission progress. Press "Back" or anywhere outside the dialog to cancel transmission.
How to receive SysEx data
• Press the "Dump" menu button.
• Instruct your connected MIDI device (i.e. by pushing buttons) to transmit SysEx data.
• Each SysEx message received will be displayed separately in the order they are received. Remove any individual message by pressing the "X" button next to it.
• Press "Save" to stop listening to the output port and save the displayed SysEx messages to a single file.
• If you want to restart a manual dump, press the "Refresh" icon.
Troubleshooting connection issues with MIDI devices
• If your device is recognized but you are unable to send or receive data, try restarting the app. Press the "Exit" menu button and reopen the app.
• Check that your MIDI device is class-compliant. It must be recognized by the Android OS as a MIDI device.
Please email/leave a review to add any devices to the compatibility list.
Contact me if you have any issues.
Security & authenticity
Security rating: Trusted
Signing certificate
Signature matches the Google Play versionChecked by the source store on Nov 7, 2022.
Certificate issued to “dhe”This is the certificate of the Google Play version.
Store checks and file details
Developer signature verifiedNov 7, 2022
Validated against Google PlayNov 7, 2022
Signed byCN=Dan Erstling, O=dhe, L=NYC, ST=New York, C=US
Uploaded by “appupdater”Gold tier · 117,810 followers · uploading since 2020
Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (4)
MIDI SysEx Utility (Syx-Lib) requests 4 permissions, 1 of them sensitive.
MIDI SysEx Utility (Syx-Lib) APK: questions and answers
Can I install this APK over the version I already have?
Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.
Is the MIDI SysEx Utility (Syx-Lib) APK safe?
No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. After downloading, check that the file's MD5 is 4d1bdf79ec24e7bb1d37479ce250a4ec.