Similar Products popup stands for a truly annoying adware program that can tremendously damage your PC. The program attacks Internet Explorer, Mozilla Firefox and Google Chrome major browsers. It shows a huge number of notifications on the attacked system when you are surfing the Web. There popups speak about all kinds of coupons, rebates, discounts and other promotional materials related to shopping. They primarily come up on eBay, Amazon, Walmart and other e-commerce online platforms.