Does Audio Compand upload my file or text to Tool-You servers?

No. Audio Compand runs in this browser tab. Files stay on the device. Limit note: Audio only. Fixed compand. Output MP3. Max 100 MB.

Should I use Audio Compressor instead of Audio Compand?

Use Audio Compand when you need Dynamic range compand, then MP3. Use Audio Compressor when you need Dynamic range compress, then MP3. They share a category (Audio) but not the same job.

Audio Compand

Dynamic range compand, then MP3.

Applies ffmpeg compand, then MP3. Unlike Compress Audio this uses compand curves, not acompressor. Unlike Limiter Audio this reshapes dynamics more broadly. First run downloads the engine.

What Audio Compand does

Applies ffmpeg compand, then MP3. Unlike Compress Audio this uses compand curves, not acompressor. Unlike Limiter Audio this reshapes dynamics more broadly. First run downloads the engine.

This URL is only for Audio Compand (audio · compand audio). Dynamic range compand, then MP3. Other Audio tools on Tool-You look similar in the chrome, so the job definition below is the part that belongs to Audio Compand alone: Applies ffmpeg compand, then MP3. Unlike Compress Audio this uses compand curves, not acompressor. Unlike Limiter Audio this reshapes dynamics more broadly. First run downloads the engine.

How to use Audio Compand

Stay on this Audio Compand page (/audio/compand-audio). Do not switch to Audio Compressor unless you actually want Dynamic range compress, then MP3..
Add the file type Audio Compand accepts. Hint from the path: audio · compand audio. Dynamic range compand, then MP3.
Set only the options that match Audio Compand. Neighbor Normalize Audio does something else (Dynamic loudness normalize, then MP3.). Tool note: Applies ffmpeg compand, then MP3. Unlike Compress Audio this uses compand curves, not acompressor. Unlike Limiter Audio this reshapes dynamics more broadly. First run downloads the engine.
Run Audio Compand in this tab. Browser memory still applies: Audio only. Fixed compand. Output MP3. Max 100 MB.
Download or copy the result from Audio Compand. If it is the wrong job, open Audio Compressor instead.

When not to use Audio Compand

Skip Audio Compand when a neighbor tool matches better — start with Audio Compressor or Normalize Audio — or when the description already warns the job will fail. In the tool’s own words: Applies ffmpeg compand, then MP3. Unlike Compress Audio this uses compand curves, not acompressor. Unlike Limiter Audio this reshapes dynamics more broadly. First run downloads the engine.

Questions about Audio Compand

What does Audio Compand do that other Audio pages on this site do not?: Applies ffmpeg compand, then MP3. Unlike Compress Audio this uses compand curves, not acompressor. Unlike Limiter Audio this reshapes dynamics more broadly. First run downloads the engine. Short version: Dynamic range compand, then MP3.
Does Audio Compand upload my file or text to Tool-You servers?: No. Audio Compand runs in this browser tab. Files stay on the device. Limit note: Audio only. Fixed compand. Output MP3. Max 100 MB.
Should I use Audio Compressor instead of Audio Compand?: Use Audio Compand when you need Dynamic range compand, then MP3. Use Audio Compressor when you need Dynamic range compress, then MP3. They share a category (Audio) but not the same job.
What are the limits of Audio Compand?: Audio only. Fixed compand. Output MP3. Max 100 MB. Also: Applies ffmpeg compand, then MP3. Unlike Compress Audio this uses compand curves, not acompressor. Unlike Limiter Audio this reshapes dynamics more broadly. First run downloads the engine.