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Calculate GST amounts for any transaction — supports both inclusive and exclusive tax modes.
GST can be exclusive (added to the base price) or inclusive (already included in the price you see).
Determine if GST is inclusive or exclusive
Mode: Exclusive (GST will be added)
= ₹10,000 + GST
Calculate GST amount
GST = 10,000 × 18/100
= ₹1,800
Calculate final amount
Final = 10,000 + 1,800
= ₹11,800
Enter the transaction amount.
Select the applicable GST rate (5%, 12%, 18%, or 28%).
Toggle Inclusive if the amount already includes GST.
View the GST amount and final price instantly.
₹10,000 + 18% GST — invoice value
₹11,800 with 18% GST included — find base price
₹2,500 + 5% GST