Checkmate is a savings app with over one million users that have saved $$$ on brands like Mercari.
The Checkmate extension automatically applies Mercari discount codes, Mercari coupons and more to give you discounts on products like LG 36" French Door Refrigerator (27 cu. ft.) - Stainless Steel - LFX28968ST.
Checkmate users have also been loving these products from Mercari.
Users have been saving products like this to their collections.