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WAV recording size calculator

Estimate uncompressed PCM audio payload from recording length, sample rate, stored bits per sample and the number of channels actually written. File headers, metadata and filesystem overhead add a little more.

0.01–100000
1–768
8–64
1–1024
1.0368 GB988.77 MiB of uncompressed PCM audio. Excludes headers, alternate takes and backups. Use the stored sample width, including any padding.

Worked example

One hour of stereo at 48 kHz with packed 24-bit samples produces 1.0368 decimal GB of audio. Recording the same duration in mono takes 0.5184 GB.

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