The Autocanonizer is described as 'takes your favorite song and turns it into a musical canon by playing the song against a varying, time-offset copy of itself. The best way to understand exactly what this does is to listen to this autocanonized version of Adele's Someone like you' and is an website in the Audio & Music category. There are six alternatives to The Autocanonizer, not only websites but also apps for a variety of platforms, including Windows, Linux, Self-Hosted solutions and Google Chrome. The best alternative is The Eternal Jukebox, which is both free and Open Source. Other great sites and apps similar to The Autocanonizer are The Wub Machine (Freemium), Remixatron (Free, Open Source), YOU.DJ (Free) and Jukebox Star (Free).
The automagic dubstep remixer. Turn your favourite songs into dubstep remixes, then download and share! Remix your music into anything! Make Dubstep, Drum & Bass, Electro House and more with the Wub Machine.
Jukebox Star is a free social music video jukebox that allows you to create a free jukebox and let everyone add music to the playlist. You can also check-in to other jukeboxes near you so you can hear your favourite songs anywhere.