GST calculator India for adding or removing tax
Use this GST calculator online to add GST to a base amount or remove GST from a total amount. It is useful for business quotes, invoices, purchase comparisons, and everyday GST calculator India needs.
Active Calculator
GST Calculator
Calculate GST-exclusive and GST-inclusive prices with CGST and SGST breakup for common business billing flows.
Processing
Instant in browser
Status
Available now
Privacy First
Your inputs stay on your device.
Calculator Studio runs fully in the browser so your health, finance, and billing inputs are processed locally without account requirements or server-side storage.
Speed
Instant recalculation
Storage
No server retention
Add or remove GST
Use this for quotes, invoices, receipts, or quick business calculations.
GST summary
CGST and SGST split is shown for quick intra-state reference.
Base amount
₹1,000.00
GST amount
₹180.00
Gross amount
₹1,180.00
CGST
₹90.00
SGST
₹90.00
Current rate entered: 18%
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GST Calculator India - Add or Remove GST Online
Calculate GST online for 5%, 12%, 18%, and 28% rates. Add GST or remove GST from any amount instantly.
GST inclusive calculator and GST exclusive calculator
The page works as both a GST inclusive calculator and a GST exclusive calculator. Enter any rate, including common slabs such as 5%, 12%, 18%, and 28%, to calculate GST instantly with CGST and SGST breakup.
Calculate GST for invoice and business pricing
Many users search for add GST calculator, remove GST calculator, reverse GST calculator, or GST calculator for invoice. This tool simplifies that workflow so you can understand taxable value, GST amount, and gross amount without doing the GST calculation formula manually.
FAQ
Frequently asked questions
How to calculate GST from total amount?
Choose the remove GST mode, enter the gross amount, and select the GST rate. The calculator will separate the taxable base amount and the GST amount automatically.
Can I add GST and remove GST on the same page?
Yes. Switch between add GST and remove GST modes to handle both inclusive and exclusive price calculations.
Does this GST calculator support 5%, 12%, 18%, and 28%?
Yes. You can enter any GST rate, including the common 5%, 12%, 18%, and 28% slabs used in India.
Is this useful for invoice or business calculations?
Yes. The tool is useful for GST calculator for invoice, quoting, billing, and general business pricing checks.