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 Nikon D5500 24.2 MP Digital Camera Black Body w/ AF-S DX 18-55mm VR II #230307h.
Checkmate users have also been loving these products from Mercari.
Users have been saving products like this to their collections.