Speed & Pitch
Change how fast audio plays, with or without changing its pitch, or transpose it by semitones. Useful for practice, transcription, podcasts and creative effects.
- Change Audio SpeedSpeed up or slow down audio from 0.5x to 2x and beyond. Keep the pitch the same, or let it change like a record. Preview and export locally.
- Slow Down AudioSlow down a song, lecture or voice memo for practice or transcription while keeping the pitch. Presets from 0.5x to 0.9x, and loop a hard section.
- Change Tempo (BPM)Change the tempo of a song from its current BPM to a new BPM without changing the key. Detect the BPM automatically or type it. Runs locally.
- Change PitchRaise or lower pitch by semitones and cents without changing the tempo. Use it to change the key of a song or deepen a voice. Runs in your browser.