Crystal is a content blocker for iPhone & iPad designed to make the mobile web a great experience.
United Kingdom



Bad Ad Johnny has been discontinued. Similar apps include uBlock Origin, which is free and open source. Other options are NextDNS, AdGuard, Adblock Plus and Privacy Badger. Ad Blockers like Bad Ad Johnny are a crowded field, with more than 50 alternatives for Mac, Windows, iPhone, iPad and Linux.
Crystal is a content blocker for iPhone & iPad designed to make the mobile web a great experience.



Browse in Peace™ with the simplest, fastest premium native blocker for Safari on iOS. No ads, no tracking. Purify works seamlessly with Safari — right out of the box.


Adamant is a content blocker for Safari and iOS 9 that removes distracting advertising, trackers, and other unwanted elements from web pages. It makes pages load faster, uses less data on your cellular connection, and saves your battery life.




