More about Inno Setup
Inno Setup is shared by Jordan Russell absolutely for free. You can find it in the Software Development category, specifically Distribution, it supports .qtl, .iss formats. The most preferred versions of the program are 5.6 and 5.5 and they can be launched on Windows 7/8.1/10. Compil32.exe and fixcodecs.exe are the most popular installer names of this program you may come across.