Some free online playable music mixers are PartyCloud, Soundation and AudioTool. PartyCloud lets users use songs from the PartyCloud library and their own MP3 files to mix songs. It allows users to change play speed and add effects such as looping.
Soundation allows users to mix music using virtual instruments, audio and sound effects, as well as loops. As of 2015, it allows users to create an unlimited number of songs. It offers two versions of studios including a Flash version and a Chrome version.
AudioTool allows users to mix music by dragging and dropping devices onto the online app's desktop. Users can store their tracks online and access them on any computer with Internet access.