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GST / VAT Calculator

Accurately calculate net price, tax amount, and gross price. Switch between adding or removing tax values effortlessly with instant financial precision.

Add GST / VAT
Remove GST / VAT
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Calculation Breakdown

Net Price (Base) $ 1,000.00
Calculated Tax Amount $ 120.00
Gross Price (Total) $ 1,120.00

How to Use This Free Online GST & VAT Calculator

Our intelligent financial tool allows business owners, freelancers, and accountants to instantly determine tax calculations without the hassle of manual math. Whether you are generating an invoice or auditing purchases, this tool guarantees precise values across multiple global currencies.

Adding Tax to a Base Price

Select the "Add GST/VAT" option when you have a net amount and need to calculate the final price an end-user will pay. The algorithm automatically determines the exact tax volume based on your selected percentage and sums it into the Gross Total.

Reverse Calculating (Removing Tax)

If you have a receipt with a final total and need to extract the exact base price and the tax paid, select the "Remove GST/VAT" tab. This reverse-calculation method is highly useful for corporate expense claims, ensuring accurate tax credit inputs.