Valor cashback
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
About this calculator
The cashback value calculator helps you determine the discount or refund you receive when purchasing products or services under cashback promotions. Simply enter the total purchase amount and the cashback percentage offered by the merchant. The result shows how much you'll save or get back.
It works by multiplying the purchase amount by the cashback percentage to generate a concrete monetary value. For example, a R$500 purchase with 5% cashback results in R$25 saved. It's ideal for comparing offers, budgeting, or verifying if a promotion is worth it.
Use this tool when you want to know in advance how much will be withheld or returned from a purchase. It's practical for online shopping, credit cards with cashback features, or loyalty programs. Note: Cashback is only valid if the merchant or platform explicitly offers this condition.
Ensure all applicable taxes or discounts are included in the purchase amount before calculating. If there are additional promotions (like installment discounts), the cashback may be calculated on the final adjusted amount. Always check the cashback program rules on the website or store.
Frequently asked questions
How does the calculator work?
Enter the total purchase amount and cashback percentage. The result will show the retained or returned amount based on that percentage.
What if the purchase has a discount before cashback?
Apply the discount first and use the final amount in the calculator. The cashback will be calculated on the discounted value.
Can I use it for multiple purchases?
Yes, calculate each purchase separately and sum the accumulated cashback values.
What's the minimum amount for using it?
There is no minimum. The calculator works with any amount over zero.
Do I need internet to use it?
No, it works offline after downloading, but online for direct website access.