Checkmate is a savings app with over one million users that have saved $$$ on brands like Groupon.
The Checkmate extension automatically applies Groupon discount codes, Groupon coupons and more to give you discounts on products like One Copper Fox Ticket to the River Fox Refresher (Through September 29).
Checkmate users have also been loving these products from Groupon.
Users have been saving products like this to their collections.