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What is a WAV file?

WAV is audio stored exactly as it was recorded, with nothing thrown away. It is what you want while recording, editing or mastering, but the files are large, so it is rarely what you send to someone. You can convert WAV files here, both into the format and out of it.

Specification

WAV format specifications
Full nameWaveform Audio File Format
Extensions.wav, .wave
Media typeaudio/wav
CompressionUncompressed
Transparency
Animation
Multiple pages
Colour depth8 to 32 bit, any sample rate
Size limits
Introduced1991
Developed byMicrosoft and IBM
StandardOpen
Browser supportEvery browser, including older ones

What WAV is used for

  • Recording and multitrack editing masters
  • Sample libraries and game audio assets
  • CD authoring and broadcast delivery
  • Any step where further processing will happen

Strengths and limitations

What WAV does well

  • Exactly as recorded, with nothing to unpack before it plays
  • Universally readable by audio software
  • Sample-accurate editing without generation loss

Where WAV falls short

  • Roughly ten times the size of a good MP3
  • The classic format caps out at 4 GB per file
  • Track titles and artwork are barely supported

Convert WAV to

Every target this format can be written out as, each on its own page.

Convert to WAV

Everything that can be turned into a WAV file.

Tools that accept WAV

Questions about WAV

What is a .wav file?

WAV is audio stored exactly as it was recorded, with nothing thrown away. The extension .wav or .wave identifies it, and its media type is audio/wav.

How do I open a WAV file?

Any current browser will open it directly, so dragging the file into a tab is usually enough. Most operating systems also preview it without extra software.

Is WAV lossy or lossless?

Uncompressed. Nothing is discarded, so repeated saves never degrade the contents.

What is WAV good for?

Exactly as recorded, with nothing to unpack before it plays. Universally readable by audio software. Sample-accurate editing without generation loss. In practice that makes it a good fit for recording and multitrack editing masters, and Sample libraries and game audio assets.

What are the drawbacks of WAV?

Roughly ten times the size of a good MP3. The classic format caps out at 4 GB per file. Track titles and artwork are barely supported.

Other audio formats

Audio converter or the full format reference