File Extension Library

.MO3 File Extension

  • Developer by: Un4seen Developments
  • Category: Audio Files

What is an .MO3 file?

.MO3 file extension is created by Un4seen Developments. .MO3 has been classified as Audio Files.

.MO3 is MO3 Audio File

Modular audio file format that is similar to other MOD formats, such as .MOD, .XM, and .S3M; however, MO3 files contain samples compressed with .MP3 or .OGG audio compression and also use a compressed file structure; allows higher-quality samples to be used while significantly reducing the file size.

OGG-encoded MO3 files can be created with OGGENC. MP3-encoded MO3 files can be generated using Rarewares LAME software.

List of all softwares that can open the MO3 Audio File
Media Player Classic
XMMS with BASSMOD plugin

How to Open .MO3 file on different platforms

Open .MO3 File on Windows

  • Right-click a .MO3
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .MO3 file and Select check box "Always use this app to open .MO3 files" Press "Ok"

Open .MO3 File on Mac

  • Right-click (or Ctrl + Left-click) the .MO3 file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .MO3 File on Linux

Right click on the .MO3 file, choose "Open with" and select a program from the list above

Open .MO3 File on iPhone

Select a file. If you don't see an application to open the .MO3 file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .MO3 File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .MO3 files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .MO3 files

  1. You need to update the application that you normally use to open .MO3 files. Only the latest version of the software supports the current .MO3 file format
  2. You need to check the .MO3 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)