Compress WAV Online

A WAV is raw, uncompressed sound — the most honest bytes in audio, and the heaviest by a factor of five to ten against any codec. Compressing one means choosing what those bytes become: a lossless FLAC that keeps every sample perfectly, or a high-quality lossy encode that trades detail nobody can hear for a fraction of the weight. This page makes both options in the browser and shows the size either way.

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CRF
Bitrate
23

WAV stores raw PCM audio, which barely shrinks. Switch the output format to MP3, AAC, or OGG for a real size reduction.

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Current limit: up to 50 files · 1024 MB per file. Options vary by format.

Processing method varies by format. Check this page's privacy details before uploading sensitive files.

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Frequently Asked Questions About Audio Compression

Can I compress a WAV without losing quality?

Yes — FLAC packs the same samples losslessly and typically halves the file, decompressing bit-for-bit back to WAV.

Should I convert WAV straight to MP3?

For sharing, yes; keep the WAV as the working copy and treat the MP3 as the deliverable. Anything you will edit again wants lossless.

Will my original file be changed?

The result is downloaded as a separate file. Keep your original until you have checked the Compressed WAV.

What should I check before using the result?

Open the Compressed WAV in the application that consumes it and spot-check the parts that matter to you; the original file stays untouched if you need to re-run with different options.

Is Compress WAV Online free?

Yes. The compress WAV is free with no trial limit, subscription, or watermark on downloads. Use it for personal and commercial projects without creating an account.

Are my files safe when I compress online?

Many tools on FileCompress process files in your browser so data never leaves your device. When server processing is used, files travel over encrypted connections and are deleted after the job completes.