GST/VAT Calculator

Add or remove GST/VAT from prices. Works for India GST and UAE VAT presets or custom rates.

Formula

Add tax: Total = Base × (1 + r). Remove tax: Base = Total ÷ (1 + r). Tax amount = Total − Base.

  • BasePrice before tax
  • rTax rate (e.g., 0.18 for 18%)

Example Calculation

Base ₹1,000 with 18% GST

Result: Total = 1,000 × 1.18 = ₹1,180; GST = ₹180

Practical Uses

  • Invoices
  • Retail pricing
  • Reverse tax from receipt

GST / VAT

Add GST to a base price or remove GST from an inclusive price.

Base
1,000
Tax
180
Total
1,180

FAQs

Inclusive vs exclusive?
Choose add (exclusive) or remove (inclusive) in the tool.
Round-off?
We show exact math; merchants may round to the nearest paise/fil.

Disclaimer

Tax rules vary. Verify with your accountant.