Top Players

Rank Name Level
1. ColdPlay ColdPlay 282
2. WebShok WebShok 400
3. TheDL TheDL 100
4. TheMG TheMG 300
5. MuOS MuOS 399
The best players

Top Guilds

Rank Guild Score
1. HeroZ HeroZ 4
2. STAFF STAFF 1
3. TITANS TITANS 0
4. Test Test 0
5. MuOS MuOS 0
The best guilds

MuOS Client Downloads

Download and install MuOS client to play MU Online OldSchool for free.

Download MuOS Game from Mirrors

You can also download MuOS for FREE from one of our mirror hosting sites.

Name Host Size Link
MuOS Client Full (.ZIP) Mega 250 MB Download
MuOS Client NoSound (.ZIP) Mega 20 MB Download
MuOS Client Full (.EXE) GDrive 250 MB Download
MuOS Client Full (.ZIP) GDrive 250 MB Download
MuOS Client NoSound (.EXE) GDrive 250 MB Download
MuOS Client NoSound (.ZIP) GDrive 250 MB Download

System Requirements, Drivers, Bugs...

MuOS minimum system requirements: Windows XP, Pentium 4 – 2.0 Ghz or Higher processor, 1 GB or higher RAM, 3D capable graphics card and 200MB HDD space.

Make sure you have the latest drivers for your system installed.

If you encounter a bug, please report it to us using the forum.

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