Game balance and final quality-of-life passes come at the end of development, preceded by experimentation and changes which may potentially reduce playability or usability.
IMPORTANT: Gameplay mechanics (and other features which you may have come to know and love) are in a constant state of flux. It will continue to evolve to the point of eventually replacing the existing stable client as an update.
Users are encouraged to try it out and keep it installed alongside the stable osu! client. This project is under heavy development, but is in a stable state. The future of osu! and the beginning of an open era! Currently known by and released under the release codename " lazer". Moreover, smooth 60fps gameplay on 3GS+ is supported, as well as a high frame rate on older devices! (3g/iTouch 2g).A free-to-win rhythm game. Visuals: To make the experience even more enjoyable, osu! makes the ambiance very dynamic with its vibrant colors. To give you an idea, you can look at the full list of featured artists. Music: There are many osu! songs to dance to! Keep in mind that every song is subject to copyright - if you love a song, you can always go and check the artist’s page. The difficulty level can be changed as well, making the game more or less difficult, according to your abilities. They are full of different beatmaps and songs. Modes: There are four different modes: osu!, osu!taiko, osu!catch, and osu!mania. This is possible because the game is open-source, meaning that the source code is available to check! Levels: Levels in osu! are called beatmaps.
Here are some of the main features of osu!: