A List Of Content Blockers For iOS 9
Once you install a content blocker, go to Settings > Safari and scroll down to Content Blockers. Flip the switch to enable/disable your content blocker(s) of choice.
1Blocker, from Salavat Khanov Adamant, from Cory Bohon Blockr, from Tim Poller & Arno Appenzeller. Crystal, from Murphy Apps. (Reviewed) Freedom, from Zach Simone. Purify, from Charismatic. Silentium, from the Silentium team.