Change Volume
Boost a quiet recording or turn down one that’s too loud.
Drop a file here or click to choose Tap to choose
MP3, WAV, FLAC, M4A, OGG
On phones this downloads a ~30 MB engine on first use and can be slow or run out of memory on large files. Smaller files work best on mobile.
file
Boosting above 100% may clip very loud parts. Output is MP3.
Free Online Volume Changer
Got a recording that's too quiet to hear, or a track that blasts out of your speakers? Adjust its volume to exactly the level you want — from mute (0%) up to three times louder (300%). Great for fixing quiet voice memos, balancing clips before merging, or taming a loud file.
It runs in your browser, so your audio is never uploaded.
How it works
Drop your file
Choose any audio file. It's processed locally and never uploaded.
Set the volume
Drag the slider to make it louder or quieter, from 0% to 300%.
Apply & download
Click the button and download your adjusted MP3.