Yes, see the benchmarks and last FAQ on <a href="http:&#x2F;&#x2F;adblockfast.com&#x2F;" rel="nofollow">http:&#x2F;&#x2F;adblockfast.com&#x2F;</a>.<p>Edit: Yes to Firefox as well, see <a href="https:&#x2F;&#x2F;github.com&#x2F;rocketshipapps&#x2F;adblockfast&#x2F;issues&#x2F;23" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;rocketshipapps&#x2F;adblockfast&#x2F;issues&#x2F;23</a> for timeline.