Free shopping calculators for smarter deals
Make smarter purchase decisions before checkout. These quick, privacy-friendly calculators run in your browser and do not require an account.
Discount Calculator
Calculate the sale price and exactly how much money you save from any percentage discount.
Calculate a discountUnit Price Calculator
Compare two package sizes and see which product gives you the lower cost per unit.
Compare unit pricesCanadian Sales Tax Calculator
Estimate GST, HST, PST or QST and the final price in every Canadian province and territory.
Estimate sales taxDeal Score Calculator
Include coupons and shipping to measure the effective discount and score a deal from 0 to 100.
Score a dealHow DealsCanon Savings Tools help
Sale labels and different package sizes can make a deal difficult to judge. Use these tools to compare the numbers first, then review product quality, shipping costs, taxes and return policies before purchasing.
DealsCanon may earn a commission from qualifying purchases made through affiliate links. Our calculators do not change the price you pay.