Viralyet.com Ads are a sort of the program for web browser that was developed to promote websites via various ads. It may be installed to Firefox, IE, Chrome. This type of extension will display various forms of advertising, such as banners, pop up windows, coupons and discounts. They are marked as by Viralyet.com. For this reason, the software is considered as a PUP and adware application. Thus, you need to delete it from your system.