4.1

• Multiplayer
• Ring mode for iPad

4.2

• Multiplayer team mode
• Death mod, which makes you fail when hp drops to 0
• More chat reaction
• Ring mode for pc/mac

4.3

• A new mode and it's editor
• Collection, save your favorite charts in it, support multi collections

4.4

• Multiplayer contest mode
• In game profile edit
• More tachie choose