This is non-intrusive and helps keep me focused

Does what it says. No annoying ads.

the best forever

The best ad blocker out there! No white lists, no exceptions, just good ol' uninterruptible, untraceable web exploration.
Blocks ads, pop ups, and any unwelcome observers. Vastly improves browser performance too.
Completely free but you'll want to donate with how well Ad Block Ultimate performs; makes web access the way it should be: private and quiet.
Thank you so much to the hard working developers who work to improve online quality of life. Y'all rock!

This add-on cause me problems using my banking website and a club website. The problem started recently. Since the last update the problems started.