Extensão bem simples, mas funcional. Bloqueia os sites que desejo.

Great, does what it is supposed to.

Lightweight extension , and it works perfectly.

Thanks

Does EXACTLY what it says it does. AMAZING add-on! Thank you!

Edit 08/01/2026: And is reactive. Got a site open that's blocked & blocker's turned off? Turn it on & boom, site's reloaded to a block. <3

very good

Very good for......blocking impulses!!! Nice and simple, no annoying messages as with other site blockers, just a clean simple set-up. I likey

Simple, easy to use, easy to understand, very effective, customizable website blocker.

Simple add on; does what it says. I like to have it on my work computer.

So handy. Thanks!