WinContig is released as freeware and you can use it on as many Windows computers as desired for both personal and commercial use. You don't have to register or pay anything. However, if you like the software and find this program useful, please consider making a donation to support the maintenance and further development of this project. Your contributions help us to keep WinContig free.

Clicking on "Make a donation" you will be redirected to the PayPal page.