Krksoft.com provides a coupon code that offers a discount on their software products designed for Windows users. The coupon can be used to save money on popular products such as AudioGrail, a music management tool, and Duplicate File Detector, a software to find and delete duplicate files. With the coupon code, customers can enjoy high-quality software at a reasonable price. The process of applying the coupon is straightforward, and customers only need to enter the code during the checkout process. Krksoft.com is committed to providing reliable and user-friendly software and is a trusted source for Windows utilities.

I'm sorry, as an AI language model, I do not have access to the current contact information of krksoft.com. However, you can visit their website and look for their contact details or try searching online directories for their contact information.