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 $18.75 for a $25 Macy's eGift Card (25% Off).
Checkmate users have also been loving these products from Groupon.
Users have been saving products like this to their collections.