June 20, 2026
Your iPhone has a big mouth
Loupe – A iOS app that raises awareness about what native apps can see
This app shows what your iPhone spills behind your back — and commenters are rattled
TLDR: Loupe is a free app that reveals the many little details an iPhone can share with apps, showing how your device can be recognized even without personal info. Commenters were split between impressed and alarmed, with several calling some of the exposed data creepy and way too revealing.
A new free app called Loupe is turning quiet phone privacy worries into full-on comment-section panic. The app lets iPhone and iPad owners see what ordinary apps can learn about their device without needing anything as obvious as your name or email. In plain English: your phone gives off lots of tiny clues, and when combined, those clues can help apps recognize you again. Loupe shows those clues raw, on your own device, and promises not to upload them anywhere.
But the real fireworks came from the community. One commenter was visibly horrified by the discovery that an app may be able to see when an iPhone was last set up or erased, calling it “really nasty” and asking why the operating system doesn’t blur that info. Another zeroed in on details like a storage creation date and clipboard activity count, basically asking: why on earth is this so precise? That "installed apps probe" feature also got people side-eyeing Apple’s privacy image, even if one user admitted it’s still "better than Android."
There was also classic internet tribalism: one person predicted the app would get dragged into the old native-apps-versus-web-apps fight, because no tech thread is complete without a platform war. And in the most relatable reaction of all, one commenter essentially said Loupe confirmed their life choice to install as few apps as possible. Meanwhile, others were already asking for a Mac version, because apparently seeing your privacy invaded on one Apple device just isn’t enough drama.
Key Points
- •Loupe is an iOS and iPadOS app that displays real values available through public iOS APIs to show the device fingerprinting surface.
- •The app groups exposed signals into Passive, Needs Permission, and Advanced tiers based on how costly they are to access.
- •Loupe states that no collected values leave the device unless the user explicitly exports them, and it does not upload, sync, or share data.
- •The project was written almost entirely using AI coding tools and requires Xcode 26 or newer to build.
- •Loupe is free and open source under the MIT License, while branding and design assets remain copyrighted by Mysk.