Instantly switch screen colors to negative in any app. Accessibility tool.
This accessibility app allows quickly invert screen colors to negative. Button is placed in notification drawer so it is available in any application. This app is intended for low vision / visualy impaired people. Proved to be extremely usefull.
IMPORTANT NOTE:
Works only on Samsung Exynos chips.
Requires ROOT access.
Read more: http://www.gralax.co.il/qi-supported-devices/
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