Yes, see the benchmarks and last FAQ on http://adblockfast.com/. Edit: Yes to Fi...

		byoogle on Dec 8, 2015 \| parent \| context \| favorite \| on: Focus by Firefox, a Content Blocker for iOS Yes, see the benchmarks and last FAQ on http://adblockfast.com/. Edit: Yes to Firefox as well, see https://github.com/rocketshipapps/adblockfast/issues/23 for timeline.

how does it compare to ublock?