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Audio Speed

Change audio playback speed

Drag & drop audio file here

Supports MP3, WAV, FLAC, AAC, OGG and more

or
Drag & drop audio file here. Browse Files.
Extract from URL
HOW IT WORKS

Three steps. Zero complexity.

1

Upload FLAC Audio

Drag & drop your FLAC file

2

Set Speed

Choose playback speed for your FLAC audio

3

Download FLAC

Save your speed-adjusted FLAC file

FORMAT INFO

What is FLAC?

Free Lossless Audio Codec

FLAC is an open-source lossless audio codec that compresses audio without any quality loss. Files are typically 50-60% of the original WAV size while maintaining bit-perfect reproduction.

Advantages

  • Lossless quality
  • 50-60% smaller than WAV
  • Open source and royalty-free
  • Supports high-res audio

Limitations

  • Larger than lossy formats
  • Limited iOS native support
  • Not all portable players support it

FLAC Specs

FormatFLAC
Full NameFree Lossless Audio Codec
CodecsFLAC
Browser SupportChrome, Firefox, Edge
Best ForMusic archival, audiophile listening, lossless music collections
USE CASES

FLAC Speed Change Use Cases

Common reasons to change FLAC audio speed

Music & Playlists

Save your music collection in FLAC format for best quality.

Podcasts & Audiobooks

Export podcasts in FLAC for optimal streaming.

Mobile Devices

Ensure FLAC audio plays on any smartphone or tablet without issues.

Web & Streaming

Use FLAC for web audio that loads fast and plays everywhere.

No strings attached.

100% FreeNo premium tiers, no limits
No AdsClean, distraction-free UI
Zero UploadsAll processing stays on-device
No SignupStart using instantly, no account

100% Private

Your audio files stay on your device.

100%processed locally

Lightning Fast

WebAssembly-powered FLAC speed processing.

10xfaster processing

All Audio Formats

Change speed for MP3, WAV, FLAC, AAC, OGG, M4A and more.

MP4MOVMKVWebMAVI
FLVWMV3GPM4V
Multi-Channel Audio
5.1 Surround7.1 SurroundStereo
mediabunny+ffmpeg.wasm
Change FLAC Speed Free Online — Speed Up & Slow Down | tools.video