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.