Very loud boosts can distort; normalize evens loudness without clipping.

Does my audio leave my device?

No. Your audio is processed in your browser, on your device, so even long recordings start right away.

Is there a size limit?

No limits from us. Recordings of several hours need more memory and time; phones manage shorter files best.

Turn up a recording that's too quiet to hear well.

Drop audio files to change their volumeor paste with ⌘V. Your files stay on your device.

MP4MOVWebMMKVAVI

Good to know: Very loud boosts can distort; normalize evens loudness without clipping.
Does my audio leave my device?: No. Your audio is processed in your browser, on your device, so even long recordings start right away.
Is there a size limit?: No limits from us. Recordings of several hours need more memory and time; phones manage shorter files best.

Ready-made settings for common jobs.

More ways to work with audio.

Even, standard loudness

Higher or lower, same speed

Cut the quiet gaps

One channel

MP3, WAV, M4A, FLAC