Quick AVI Joiner 2.1 is a very easy-to-use multimedia editor that allows you to join together different video fragments in AVI format, thus being able to create a new custom video for yourself with the union of said fragments of other videos.
In the overlap between the different videos, the size, frame, codec or audio format of each of the selected fragments does not matter, also allowing a preview of the resulting video before saving it.
If you find this Quick AVI Joiner practical and useful then it is advisable that you also take a look at Quick AVI MPEG Joiner, which does the same but interspersing both AVI and MPEG files.
You can free download Quick AVI Joiner 32, 64 bit and safe install the latest trial or new full version for Windows 10 from the official site.