Music Speed Changer (Classic)
Single Minded Productions, LLC
Tempo Mobile
International Softmachine Systems S.L.
Tempo Email
Saacity
O TEMPO
Sempre Editora
Metronome: Tempo Lite
Frozen Ape
音樂速度變更器
Up Tempo: Pitch, Speed Changer
Stonekick
Anytune - Music Speed Changer
Anytune Inc
AudioStretch:Music Pitch Tool
BandLab Technologies
Audipo ~速度播放~
LAPIS PEARL TECH