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Money & Calculators
Free online tool
Calculate a GST amount and move between a GST-inclusive and GST-exclusive price.
Calculator results are estimates. Check important financial, tax or market figures against the relevant current official source or professional advice.
Tool workspace
Enter the values you want to calculate, then review the estimate below.
Quick invoice checks, price comparisons and understanding the tax portion of a quoted amount.
Confirm the applicable GST rate and whether the displayed price already includes tax.
It does not determine whether a transaction is taxable, which rate applies, or how input tax credit should be handled.
How to use it
Use the controls above, check the result, then copy or download it when available.
Yes. Choose the inclusive-price calculation and enter the applicable rate.
Use this tool whenever you need: Quick invoice checks, price comparisons and understanding the tax portion of a quoted amount. It offers a fast, client-side workflow without sign-ups, installation or complex software.
Yes. All processing executes locally in your browser using client-side JavaScript. Your inputs, files and calculations remain private and are never uploaded to our servers.
Confirm the applicable GST rate and whether the displayed price already includes tax. Important note: It does not determine whether a transaction is taxable, which rate applies, or how input tax credit should be handled.
Related
Calculate GST on an amount
Add GST to a price or work backwards from a GST-inclusive total.
Quick amount
Common GST rates
Base amount
₹1,000.00
GST
₹180.00
Total
₹1,180.00
This is a simple GST estimate. Actual tax treatment can depend on the transaction, place of supply, applicable rate and other GST rules. This calculator does not determine whether a transaction is taxable.