Remove Best Price Ninja Pop-up Ads and Deals from Chrome/ IE/ Firefox Easily

Best Price Ninja is a free program that can be downloaded from its official websites hxxp://bestpricenanja.com, but it is usually promoted via other free programs downloaded from the Internet. Even though Best Price Ninja claims that it can help its users to find the most rewarding deals, in fact it is a potentially unwanted adware that enables to display numerous pop-up ads in your browser.