Checkmate is a savings app with over one million users that have saved $$$ on brands like eBay.
The Checkmate extension automatically applies eBay discount codes, eBay coupons and more to give you discounts on products like 1972 RARE Half Dollar Coin John F Kennedy W/ “FG” Stamp/Great Condition! $500.
Checkmate users have also been loving these products from eBay.
Users have been saving products like this to their collections.