Discount Calculator
Runs in your browser. Your files never leave your device.
How we keep your files private
How to use Discount Calculator
- Enter the original price.
- Enter the discount percentage.
- Read the saving and final price.
Common uses
- Checking sale prices while shopping.
- Comparing offers.
- Working out markdowns for a shop.
About this tool
Enter the original price and the discount percentage to see how much you save and the final price. The saving is price × discount ÷ 100. Useful for sale shopping and for comparing offers.
Next steps
Frequently asked questions
How is the discount calculated?
Saving = price × discount ÷ 100; final price = price − saving.
How do I find the original price?
Divide the sale price by (1 − discount%/100).
Can I stack discounts?
Apply them one after another; two 20% discounts equal 36%, not 40%.
Are my files uploaded to a server?
No. Everything runs inside your browser on your own device, so your files and text are never sent anywhere.
Is it really free?
Yes. There is no sign-up, no watermark and no limit on how often you use it.
Does it work on my phone?
Yes. It works in any modern browser on phones, tablets and computers. Very large files may be slow on older phones.