Change audio speed

Speed up or slow down audio, keeping the original pitch or letting it change.

In: MP3, WAV, M4A/AAC, OGG, Opus, FLAC, AIFF, WebM audio, with codecs this browser can decode
Out: MP3, WAV, M4A, Opus where supported

Or drop a file here, or paste. Processed on this device. Nothing is uploaded.