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 WD Blue 500GB Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 16MB Cache 3.5 Inch - WD5000AAKX.
Checkmate users have also been loving these products from Amazon.
Users have been saving products like this to their collections.