Online Discount Calculator – Sale Price & Savings
This free discount calculator is a web app that runs right in your browser on any phone, tablet or computer – nothing to install and no signup. Enter the original price, choose a percentage off, and it instantly shows the final sale price and how much you save.
Use the quick keypad for fast shop-floor checks or the manual entry mode to see every step of the calculation. The app is available in 13 languages.
How to Use the Discount Calculator
- Enter Price: Enter the original tag price using the keypad or the input field.
- Select Discount: Pick a percentage preset (10%, 20%, 30%, 50%) or type a custom rate.
- See Savings: Instantly view your final discounted price and total savings.
Discount Formula
Savings = Original price × (Discount % ÷ 100). Final price = Original price − Savings. Example: a $80 item with 25% off saves $20 (80 × 0.25) and costs $60.
Frequently Asked Questions
How do I calculate a discount percentage?
Multiply the original price by the discount rate divided by 100 to get the savings, then subtract the savings from the original price. For 30% off $50: 50 × 0.30 = $15 saved, so you pay $35.
Is this discount calculator free to use?
Yes. It is a free web app that works in any modern browser on mobile and desktop. There is nothing to download and no account is required.
Can I enter a custom discount rate?
Yes. Pick a preset such as 10%, 20%, 30% or 50%, or type any rate from 0 to 100 in the discount field.