Authorised GST Practitioner enrolled with the GST Department, Government of IndiaPractitioner ID: 242000004888GPL

Free tools

GST calculators & checkers

Quick, free tools to answer everyday GST questions — no sign-up needed.

GST Calculator

Add or remove GST at 5%, 12%, 18% or 28% and see the CGST/SGST split.

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Reverse GST Calculator

Work out the base price and GST from a GST-inclusive amount.

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Late Fee Calculator

Estimate the late fee for a delayed GST return.

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Do I Need GST?

Answer four quick questions to see if GST registration is likely required.

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GSTIN Validator

Check the format and checksum of any 15-digit GSTIN.

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HSN / SAC Finder

Look up HSN and SAC codes for your goods and services.

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GST Due Date Calendar

See upcoming GSTR-1, GSTR-3B and other GST due dates.

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