Free · Browser-Based · Shopping Math

Coupon Savings Calculator

Estimate savings from percentage-off discounts, fixed dollar coupons, and optional tax so you can compare checkout scenarios before buying.

Original price

Percent discount (%)

Fixed coupon value

Sales tax (%)

Coupon order

Mode

Savings summary

🎯 Common Use Cases

Compare coupon stacking order

Estimate checkout total before purchase

Measure true savings after tax

Test retailer promo combinations

Why compare coupon order?

Many stores apply percent-off and fixed coupons in different sequences, which changes the final price.

Does every store allow stacking?

No. This tool estimates a scenario. Actual store rules may block some combinations.

Does it run locally?

Yes. The shopping math stays in your browser.