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 2 Pack 4D Silk Fiber Black Waterproof Mascara Natural Lengthening Thickening Lash Mascara No Clumping Smudge-proof Mascara Lasting All Day.
Checkmate users have also been loving these products from Amazon.
Users have been saving products like this to their collections.