Music Speed Changer (Classic) - Music Speed Changer (Classic) is an amazing mobile app that enables you to adjust the pitch and tempo of your music to make it slower or faster through sound touch processor.
GoatTracker - This is a crossplatform C64 music editor.
Adobe Premiere Pro - Edit video faster than ever before with the powerful, more connected Adobe Premiere® Pro CC.
OnlineSequencer.net - OnlineSequencer.net is an online music sequencer that allows users to create beats and music tracks.
Anytune - Anytune is an application that is designed to play songs directly from your iPhone or iPad music library, helping you to adjust tempo and pitch for each song according to your taste.
Jummbox - A modified Beepbox that have more stuff then Beepbox. It can be used just like Beepbox. The features of Jummbox is the same of Beepbox's features, but Jummbox have more stuff to offer.