Checkmate is a savings app with over one million users that have saved $$$ on brands like Whats Up Beauty.
The Checkmate extension automatically applies Whats Up Beauty discount codes, Whats Up Beauty coupons and more to give you discounts on products like Whats Up Nails - Magnet.
Checkmate users have also been loving these products from Whats Up Beauty.
Users have been saving products like this to their collections.