Shopping Deals is a nasty adware
Why do I say so? People who get infected may know the reasons. It can be annoying to see constant banners, pop-ups, or even in-text ads when you surf the internet. This adware can deliver you all these forms of adverts that might either labeled with “Ads by Shopping Deals” or “Brought by Shopping Deals”. Here is a screenshot of this adware.

Shopping Deals should be removed ASAP
Shopping Deals is detested and rejected by many computer users due to its troublesome behaviors. It can modify your browser settings and manage your browser extensions or add-ons. So you will soon notice that you have lost control on your web browser. The products or services it offers on your browser are not reliable. If you click any of the ads, you may be redirected to its sponsored websites that might be compromised by other malware. It can be excessively dangerous to your computer. You should get rid of as early as you can.