This software is free to download and use, and this page explains why.

Download and run LCDTesterFull.exe (2.1mb) to update your copy of LCDTester to the latest release version. (Please make sure LCDTester isn't running while you're trying to update it!)

Change Log:
If the version number next to an item is newer than 1.3.0.3, that change is in the latest beta

1.3.0.3 The Begin button now gets switched off after you've already started the first test 1.3.0.2 Recompiled, and includes code signing for the installer 1.3.0.1 Now supports multiple monitors (press left and right arrow keys to switch.) 1.3.0.0 Recompiled with new Spacejock libraries for Dotnet 4.6.2 1.0.0.0 First beta test release. Should work fine but you never know.