Download GLTools APK v4.02 (Latest Version) For Android

Optimize graphics even on low-end handsets.
Modify the name of your GPU and your RAM and CPU data.
Not compatible with games that use Vulkan.
Optimization of shaders.
Modify the resolution and graphics of any app.
Improve graphics by means of antialiasing.
Measure the graphics improvements by means of an on-screen FPS counter.
Enjoy playing games with graphical options for experts.
Gain full control over textures. You can compress, decompress, and resize even if your GPU doesn't support these actions.

Firstly, Download the Latest Version of APK for Android.
Before starting the installation procedure go to the “SETTINGS > SECURITY > UNKNOWN SOURCES” option and activate it.
Then Install the app.
The system will ask for Permission just click on the installation button.
Once you have done with the installation process the icon of the APK will be on your home screen of the smartphone.
Finally, “Open” the app.
Enjoy applications.