GammaThingy: Changes screen gamma on iOS, no jailbreak required (github.com) 3 points by jafitc 10y ago ↗ HN
[–] jafitc 10y ago ↗ You'll need a Mac and Xcode to install (but you don't need to be a developer).Instructions video: https://www.youtube.com/watch?v=D_01P4-ubdAIf you get weird blue and yellow circles,=> turn OFF 'Reduce White Point' in Settings / General / Accessibility / Increase ContrastNote: it works because you don't need to be a developer to load apps to your iPhone via Xcode anymoreNote2: it uses "private" APIs so it won't be accepted into the App Store (just like f.lux).
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[ 3.3 ms ] story [ 12.8 ms ] threadInstructions video: https://www.youtube.com/watch?v=D_01P4-ubdA
If you get weird blue and yellow circles,
=> turn OFF 'Reduce White Point' in Settings / General / Accessibility / Increase Contrast
Note: it works because you don't need to be a developer to load apps to your iPhone via Xcode anymore
Note2: it uses "private" APIs so it won't be accepted into the App Store (just like f.lux).