More and more programs are based on the Microsoft .NET framework-based, and depend on having the right version of .NET installed on your PC. However, sometimes it may be hard to tell which version of the .NET package is installed. ASoft .NET Version Detector allows you to check which versions are installed with a single mouse click. The tool can detect 1.0, 1.1, 2.0, 3.0, 3.5, 4.0 and higher versions, as well as corresponding Service Packs.