I've been using this on my Android phone (but have not audited it, I should really do that some time): https://addons.mozilla.org/en-US/firefox/addon/bluhell-fi

I've been using this on my Android phone (but have not audited it, I should really do that some time): https://addons.mozilla.org/en-US/firefox/addon/bluhell-firewall/ https://addons.mozilla.org/en-US/firefox/addon/bluhell-firew... ABP has a huge page-load slowdown on my phone, this is essentially unnoticeable, and still removes the vast majority that I encounter.