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 Keyless-Entry Fingerprint Smart Door Lock: Sifely Digital Electronic Lock with Code Passcode, Electric Door Knob, Biometric Door Handle Lock, Perfect for Exterior/Interior/Entry/Bedroom Doors (Nickel).
Checkmate users have also been loving these products from Amazon.
Users have been saving products like this to their collections.