Expert Tools

Amazon Savings & Error Calculator

Calculate your true savings percentage, including hidden coupons and promo codes. Find out if that deal is a "buy" or a pricing error.

Original List Price ($)

Current Deal Price ($)

Additional Coupon (%)

Ready to Calculate?

Enter the prices on the left to see your total savings score.

Why use this tool?

Some listings show an "inflated" list price to make a discount look larger. Enter the two prices you can see on the listing and this tool works out the actual percentage you are saving, so you can judge the offer for yourself.