With this test tool you can test your device's LCD/OLED screen. It is designed to allow full screen testing in Jelly Bean/ICS/Honeycomb devices by hiding the soft keys.
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-= Free features =-
◆ Dead pixel test: detect "dead pixels" by displaying a series of solid background color pages
◆ Color tests: contrast, gradient (banding) and saturation tests
◆ Gamma calibration tests (grey/red/green/blue)
◆ Viewing angle tests (This is useless for OLED displays)
◆ Multi-touch test
◆ Display performance tests
◆ Repair burn in - scrolling black & white bars
◆ Display measures info: screen size, GPU type, dpi, density-independent pixel size, OpenGL 1.x info, pixel format
◆ Real world pictures for reference and comparison
◆ 4-color gradient test with orientation change correction (Android 2.2 and higher)
-= Pro features =-
◆ No splash screen
◆ Repair burn in - noise (white, b&w, red, green, blue) => Only Android 2.2 and higher!
◆ Pixel format & dithering tests
◆ Built-in font styles test
◆ Manually DPI measurement
◆ Color charts
◆ Touch screen dead spot tester
-= Soft key hiding in ICS/Honeycomb/JellyBean =-
Use the preferences menu option for this or simply long touch the display during a test is running.
-= Gestures =-
◆ Slide left-right: change test image
◆ Slide up-down: change brightness
◆ Long touch: switch between full screen and normal screen (Android 3.0 and higher)
◆ Double tap: hide or show the test specific settings dialog (if available)
When the soft keys are hidden it is not easy to advance to the next screen: First tap to make the buttons appear, then a quick swipe for the next screen before the buttons are hidden again.
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If you like this app, please consider purchasing the Pro version to support further development.
If you are having a problem or you have a suggestion about a missing feature, the ONLY way it will get done is if you email me! :)
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Tags: screen, display, screen test, screen tester, check, checker, burn-in, burn in, broken pixel, dead pixel, bright pixel, defective pixel, stuck pixel, defect, faulty, identify, LCD, SLCD, LED, OLED, AMOLED, screen burn, hardware, Galaxy Nexus
Tags: display tester pro unlocker, display tester pro v3.4.1, fix gamma on android, galaxy nexus burn in fix, galaxy nexus soft key size.
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-= Free features =-
◆ Dead pixel test: detect "dead pixels" by displaying a series of solid background color pages
◆ Color tests: contrast, gradient (banding) and saturation tests
◆ Gamma calibration tests (grey/red/green/blue)
◆ Viewing angle tests (This is useless for OLED displays)
◆ Multi-touch test
◆ Display performance tests
◆ Repair burn in - scrolling black & white bars
◆ Display measures info: screen size, GPU type, dpi, density-independent pixel size, OpenGL 1.x info, pixel format
◆ Real world pictures for reference and comparison
◆ 4-color gradient test with orientation change correction (Android 2.2 and higher)
-= Pro features =-
◆ No splash screen
◆ Repair burn in - noise (white, b&w, red, green, blue) => Only Android 2.2 and higher!
◆ Pixel format & dithering tests
◆ Built-in font styles test
◆ Manually DPI measurement
◆ Color charts
◆ Touch screen dead spot tester
-= Soft key hiding in ICS/Honeycomb/JellyBean =-
Use the preferences menu option for this or simply long touch the display during a test is running.
-= Gestures =-
◆ Slide left-right: change test image
◆ Slide up-down: change brightness
◆ Long touch: switch between full screen and normal screen (Android 3.0 and higher)
◆ Double tap: hide or show the test specific settings dialog (if available)
When the soft keys are hidden it is not easy to advance to the next screen: First tap to make the buttons appear, then a quick swipe for the next screen before the buttons are hidden again.
-----
If you like this app, please consider purchasing the Pro version to support further development.
If you are having a problem or you have a suggestion about a missing feature, the ONLY way it will get done is if you email me! :)
-----
Tags: screen, display, screen test, screen tester, check, checker, burn-in, burn in, broken pixel, dead pixel, bright pixel, defective pixel, stuck pixel, defect, faulty, identify, LCD, SLCD, LED, OLED, AMOLED, screen burn, hardware, Galaxy Nexus
Tags: display tester pro unlocker, display tester pro v3.4.1, fix gamma on android, galaxy nexus burn in fix, galaxy nexus soft key size.
Recently changed in this version:
v3.7.0:
◆ Brightness change with up-down sliding possible in almost every test
◆ Double tap hides/shows the test specific settings dialog (if available)
◆ Long touch for full screen mode is possible in almost every test
◆ Gradient test fully rewritten
◆ Bugfixes
v3.6.0:
◆ New user interface
v3.5.2:
◆ Touch screen dead spot tester added - Pro version only
v3.5.1:
◆ Android 4.2 changes
◆ xxhdpi icon added
◆ Display size detection changed
v3.5.0:
◆ New licence handling added (Pro only)





Comments and ratings for Display Tester
(75 stars)
by J. Lengson on 10/05/2013
The button bar doesn't disappear when the burn in test runs.
(75 stars)
by Matic Krmec on 05/05/2013
The burn in fix option removed my burned noification bar on my S2 after 30min for different burn in removal tests you habe in this app.biggest respect ever ;)
(75 stars)
by Divya Shravani on 27/04/2013
Awesome work with the display technology you have done a good job
(75 stars)
by Kevin Pangaribuan on 16/04/2013
Didn't fix my screen problem ! What a waste of time
(75 stars)
by Bruce Locke on 15/04/2013
Three minutes of watching black and light scrolling lines and white noise made the IPS screen persistence (aka "burn in") on my Nexus 4 screen is no longer noticeable. Take my money.
(75 stars)
by inderjeet singh on 12/04/2013
Good tedter and adjust color effect
(75 stars)
by Raymond Ellis on 03/04/2013
An excellent app