GST Tools
Free online tools to calculate GST, generate invoices, validate GSTIN, and more
GST Calculator
PopularCalculate GST amount for any product or service
Reverse GST Calculator
PopularFind base price from total amount including GST
GST Margin Calculator
Calculate profit margin with GST
GST Split Calculator
Split GST amount into CGST and SGST
GST Inclusive Calculator
Calculate GST when price is inclusive of tax
GST Exclusive Calculator
Calculate GST when price is exclusive of tax
Invoice Generator
PopularGenerate professional GST invoices
GST Validator
PopularValidate GSTIN numbers
HSN Finder
PopularFind HSN codes for your products
Accurate Calculations
Get precise GST calculations every time
Instant Results
Real-time calculations with instant feedback
100% Free
All tools are completely free to use
Frequently Asked Questions
How do I use the GST Calculator?
Simply enter the amount and GST rate, select whether the amount is inclusive or exclusive of GST, and click calculate. The tool will show you the GST amount and total.
What is Reverse GST Calculator?
Reverse GST calculator helps you find the base price when you know the total amount including GST. Enter the total amount and GST rate to find the original price.
How to validate a GSTIN number?
Enter a 15-digit GSTIN number in the GST Validator tool. It will check if the format is valid and tell you if it's a valid GSTIN.