Sound control that fits your workflow.

From quick volume adjustments to detailed audio tuning, Volumizer keeps the tools within reach.

Volume boost

Adjust tab audio from 0% to 600%, with safety protections for higher levels.

Equaliser and effects

Shape frequencies with an equaliser, bass and treble, reverb, echo and stereo balance.

Custom presets

Save and reuse sound profiles for music, videos and other listening sessions.

Website memory

Remember your preferred audio settings for individual websites on your device.

Playback tools

Control playback speed, mono output, volume levelling and compression.

Listening controls

Use a sleep timer, keyboard shortcuts, output meter and active-tab controls.

More ways to customise

Boost from 0% to 600% with a visible percentage readout.
Set bass, treble, stereo balance, reverb and echo.
Use mono output, compression, peak limiting and volume levelling.
Control playback speed on supported media players.
Save and apply custom presets.
Remember settings per website.
Manage active processing tabs and use a sleep timer.
Import and export your saved settings as JSON.
Use keyboard shortcuts for common actions.

Hearing safety: High boost may distort audio and can cause hearing damage. Begin at a low volume. The extension includes safety features, but they cannot make excessive listening levels safe.