GST Calculator Hub
Business details
These details will pre-fill calculators and are stored locally in your browser.
Calculators
Basic GST
Calculate tax, CGST/SGST or IGST
Reverse GST
Reverse-charge calculations
Rate Comparison
Compare common GST rates
Input Tax Credit
Estimate eligible ITC
GST Invoice
Build invoice & download PDF
GST Return
Simple tax liability simulator
Basic GST Calculator
Reverse GST Calculator
GST Rate Comparison
Input Tax Credit (ITC) Calculator
Add purchase invoices (GST inclusive or tax amount). Mark whether ITC is eligible.
GST Invoice Builder
Seller (pre-filled) and buyer details