Checkmate is a savings app with over one million users that have saved $$$ on brands like Amazon.
The Checkmate extension automatically applies Amazon discount codes, Amazon coupons and more to give you discounts on products like White Mountain in The Cheap Seats Jigsaw Puzzles for Adults 500 Pieces Baseball Puzzle.
Checkmate users have also been loving these products from Amazon.
Users have been saving products like this to their collections.