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Discount Calculator — Sale, Voucher, VAT

Final price after a discount (% or fixed), stacked extra discounts + vouchers, plus VAT. Perfect for Black Friday, Shopee 11.11, Lazada 12.12.

All tools
%
Quick discount:
E.g. 10% voucher on top of the sale price. Leave 0 if not applicable.
VAT is added at the end. Leave 0 if the price already includes VAT.
Final price
0 đ
You save
0 đ
0%

Breakdown

Original0 đ
− Main discount0 đ
− Extra discount0 đ
After discount0 đ
+ VAT0 đ
Final price0 đ
Total saved0%

Calculate the final price after a discount (% or fixed), stacked extra discount, and VAT. Great for Black Friday, vouchers, and online sales.

When to use this tool

How stacked discounts work

When applying 2 discounts, DO NOT add the percentages — apply them sequentially:

This tool computes it correctly — matching how Shopee, Lazada, and most e-commerce platforms apply voucher stacking.

Where does VAT fit in?

By Vietnamese law, VAT is added after the discount:

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