Developed by a well-known security vendor that has over 400 million users worldwide, this browser extension is claimed to be a tool that helps users to find discounts, coupons, shows price comparisons, and overall helps them save money, according to the description provided by the developer. What is Avast SafePrice? Avast SafePrice is a coupon and discount web browser extension developed by Avast anti-malware vendorĪvast SafePrice is a browser extension that delivers coupons, deals, offers and other commercial content to usersĪvast SafePrice is an add-on that can be used on several browsers, including Google Chrome, Mozilla Firefox, Safari, or MS Edge, and is typically bundled with Avast anti-malware client.