Checkmate is a savings app with over one million users that have saved $$$ on brands like ShopSimon.
The Checkmate extension automatically applies ShopSimon discount codes, ShopSimon coupons and more to give you discounts on products like Nike Air Jordan 1 Mid SE Black/Infrared 23-White-Sail FB0568-006 Grade-School.
Checkmate users have also been loving these products from ShopSimon.
Users have been saving products like this to their collections.