Checkmate is a savings app with over one million users that have saved $$$ on brands like Viator.
The Checkmate extension automatically applies Viator discount codes, Viator coupons and more to give you discounts on products like Mount Fuji Customizable one day Private Guided Tour from Tokyo.
Checkmate users have also been loving these products from Viator.
Users have been saving products like this to their collections.