What is the Discount Calculator?
Find the sale price and the amount you save after a percentage discount.
Enter original price and discount and the Discount Calculator returns sale price and you save. Results update as you type, and nothing you enter leaves your device.
How it is calculated
Sale price = Price × (1 − Discount ÷ 100)
How to use it
- Enter original price.
- Enter discount in %.
- Read sale price in the results panel. It updates as you type.
- Change any value to compare scenarios, or use Share to send the result as a link.
Worked example
Common questions
What formula does the Discount Calculator use?
It uses: Sale price = Price × (1 − Discount ÷ 100).
What do I need to use the Discount Calculator?
You need original price and discount. Sensible starting values are filled in so you can see how it works straight away.
Is the Discount Calculator free, and is my data stored?
It is free with no sign-up. The calculation runs in your browser, so the values you enter are not sent to or stored on our server.