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 D'Addario Guitar Strings - Phosphor Bronze Acoustic Guitar Strings - EJ26 - Rich, Full Tonal Spectrum - For 6 String Guitars - 11-52 Custom Light.
Checkmate users have also been loving these products from Amazon.
Users have been saving products like this to their collections.