Turn it up.
Then remix it.

A volume booster and a full mixer for every tab. Up to 700%, ten presets from Nightcore to Slowed + Reverb, and a limiter that keeps it clean.

Add to Chrome Try it live, right here
01 · Live

The real extension.

Running right here. Not a video and not a mockup: the same popup you get from the Chrome Web Store, on the same audio engine. Pick a song, then use it.

Pick a song Or tap Try for a quick demo

Songs from ccMixter under CC BY 3.0: one-minute excerpts at YouTube loudness. Credits

How to use it
  1. Play a songHit play next to any track
  2. Turn the extension onThe switch at the top of the popup
  3. Turn the volume up a littleStart around 120%. It goes up to 700%
  4. Open Mix and effectsSpeed, reverb, bass and 8D
  5. Pick a presetNightcore, Slowed + Reverb, Phonk and more
Works the same on YouTube, Spotify and any other tab. Add to Chrome
letmecook.pl/demo

Same files as the store build

YouTubeSpotifySoundCloudTwitchYouTube MusicBandcampMixcloudPodcastsAny tab with sound
02 · Features

Not just a booster.

Every other volume extension gives you one slider. This one gives you a mixer.

Mix panel

A mixer, not just a slider

Ten presets from Nightcore to Slowed + Reverb, or every effect on its own slider.

1.00×
original speed
Boost

Up to 700%

Per tab. Drag it. Every other tab keeps its own level.

100%
Volume
Normal level
New in 4.7

Ads stop shouting

Jump protection holds back a sudden leap in loudness. Normal dynamics stay untouched.

Limiter

Loud without the crackle

A 5 ms lookahead limiter with its own bass band, so a kick never ducks the mix.

Off · clipping
Auto-skip · 0 skipped

Never hear that artist again

On YouTube, YouTube Music, Spotify and SoundCloud.

Mono fix

Sound stuck in one ear?

One switch brings both channels back to the centre.

Privacy

Your sound, your business

Everything happens on your device.

  • Serversnone
  • Trackingnone
  • Accountnot needed
  • Page accessnot needed
  • Audio sent0 bytes
03 · How it works

Ten seconds, start to finish.

04 · Reviews

People like it.

0.0 average rating from 9 ratings
000 people use it
0.00K store page views since July

Numbers from the Chrome Web Store, October 2026. See the listing