Good If u just want to check dead pixels no need another app.. Just use this!
Exactly as advertised. Used to diagnose screen issue. Nice program.
To the point Just what it needs to be. Thank you
Good Does the job I need it to.
Does what its meant to do. Thanks.
Does all it needs to No bloat, just shows the pure colours as needed.
The First release, maybe the last.
Try a new LCD screen density, if you don't like it, reboot! DOES NOT WORK ON 5.x