Free · Browser-Based · Shopping Math

Discount Calculator

Quickly work out how much you save, what the final price is, and how stacked discounts or tax change the amount you pay.

Original price

Discount (%)

Extra stacked discount (%)

Sales tax (%)

Discount summary

🎯 Common Use Cases

Check sale prices fast

Model coupon stacking

Add tax after discount

Compare ecommerce pricing

Can it handle stacked discounts?

Yes. You can apply a second discount after the first one to mimic coupon stacking.

Does it include tax?

Yes. Add a sales tax percentage to estimate the final amount paid.

Is data shared anywhere?

No. The math stays in your browser.