NETCheck is a software tool that allows developers to verify installations of the .NET framework within their own applications. The software enables users to easily download the required .NET framework if it is not already installed.

NETCheck is a command-line utility that can easily be integrated into your application's installation process. When launching your executable, NETCheck will verify if the required version of the .NET framework is installed on the user's system. If it is not, NETCheck will provide a direct download link for the user to easily download the necessary components.
Using NETCheck can prevent frustrating Windows error messages from appearing for users who do not have the .NET framework installed. This will help to create a positive first impression with your users and improve customer satisfaction. Additionally, by ensuring that your application can be easily installed and run by all users, you can improve ease of use and ultimately sell more software.
Overall, NETCheck is an essential tool for any .NET developer looking to create a positive user experience and create successful software products.
Version 4.5: Includes support for detection of .NET Framework 3.5SP1 and 4.0