osu!mania rate changer

Drop an .osz, the map background will be used as the page background, and you can export a harder version with a different rate.

Map import

Drop an .osz file or pick one from your disk.

Choose .osz

Supports only osu!mania maps.

No upload to any server – everything runs in your browser.

Current map

No map loaded yet

–

Mode: – 0 mania diffs BPM: –

Waiting for .osz…

osu!mania only (Mode 3)

No map loaded yet Once you load an .osz, all mania difficulties show up here.

No difficulty selected

Playback rate 1.00×

BPM: –

Length: –

1.00× = baserate

Difficulty tweaks

Increase Overall Difficulty based on rate

Slightly increase HP drain

Timing scaling

Scale TimingPoints & HitObjects to match the rate