Hands On With Three iOS 9 Content Blockers: 1Blocker, Blockr And Crystal
Context & Ripple Effects
This hands-on is one of the first looks at the apps built on iOS 9's new Safari content-blocker support, and it lands at the peak of the moment: days later, [[a:833132|blockers topped the App Store and some publishers began hiding content from people running them]]. The review matters because it turns an abstract capability into a consumer decision between named products.
The follow-on coverage frames why the comparison was worth doing: tests of top-50 news sites showed real load-time and battery improvements, while a month out the same apps were already dropping in popularity — a fast hype cycle that started here.
First-order effects
- iPhone users choosing between 1Blocker, Blockr and Crystal get a concrete basis for picking a blocker, with differences in approach now visible rather than theoretical.
- Publishers whose mobile traffic runs through Safari immediately face a new class of visitor whose ads and trackers never load, forcing them to react within weeks.
Second-order effects
- Competitors read the demand signal and move in: Mozilla ships Focus by Firefox for iOS 9 aimed specifically at trackers, and Apple approves Been Choice, which pushes blocking beyond Safari into native apps through a VPN service in exchange for behavioral data.
- Publisher countermeasures — hiding content from blocker users — become the industry's default defensive playbook, setting up a cat-and-mouse dynamic on mobile web.
Third-order effects
- Apple's approval of a native-app ad blocker like Been Choice shows the platform owner, not publishers or networks, becomes the arbiter of how far ad blocking can go on iOS — a gatekeeping role with no equivalent on the open web.
- The rapid rise-and-cooling of these apps points to blocking consolidating from standalone downloads into features built into browsers themselves, the direction Mozilla's Focus launch already gestures toward.
The trend: Mobile ad blocking is moving from niche Safari extensions toward a mainstream, platform-mediated battleground where Apple controls the boundaries and publishers adapt or lose reach.