SuperBlocker: https://superblocker.app (https://apps.apple.com/us/app/superblocker-ad-blocker/id6799...)

SuperBlocker is a native blocker that works on iPhone and iPad using Apple's latest URL filtering technology that blocks URLs without revealing it to Apple's relays or SuperBlocker's servers.

JSON Query: https://jsonquery.app (https://apps.apple.com/us/app/json-query/id953006734)

The original JSON Query app on the Mac App Store. Store, organize and query all of your JSON with jq or natural language. All of your data stays local so sensitive JSON can stay on your machine.