Descriptions : With Music Speed ​​​​Changer you can change the speed of audio files on your device in real time without affecting the pitch (Time Stretch), or change the pitch without changing the speed (Pitch Shift). Alternatively, both speed and pitch can be adjusted together with a single knob. The app is also a music looper + you can slow down the song speed and repeat sections of the music for easy practice.
You can also save the customized audio as an MP3 or WAV audio file to share with friends or listen on another player. Music Speed ​​Changer is great for musicians practicing an instrument that needs to slow down the tempo or practice in a different tuning, speed up audiobooks for faster listening, do nightcore, or just rock out to your favorite song at 130%. Features :
+ Pitch Shift + Change the pitch of the song 24 semitones up or down, with fractional + semitones allowed.
+ Time stretching + Change audio speed from 15% to 500% of original speed (change BPM of music).
+ Uses professional time stretching and pitch shift engine.
+ Rate Matching + Change the pitch and tempo of the audio together.
+ Opens most audio file formats.
+ Music looper + Loop audio sections seamlessly and practice over and over again (AB repeat play).
+ Reverse music (play backwards). Decipher the secret message or learn a passage backwards and forwards.
+ Play Queue + Add folder or album to play queue and add/remove individual tracks.
+ Waveform view that shows contours of the audio for precise searching.
+ Equalizer + Graphic equalizer with 8+ bands plus preamp and balance controls.
+ Analyze the audio to see the BPM and key of each track.
+ Markers + Bookmark locations in your audio.
+ Ideal for making nightcore or fast music creations.
+ Export your adjustments to a new audio file.
+ Modern material design user interface and easy to use.
+ Light and dark themes.
+ Built-in audio recorder.
+ Totally free and no limitations for this music speed controller.
