GST Calculator (India)
Inclusive/Exclusive • CGST/SGST/IGST split • Rounding • Presets • Share • CSV • Recent history

GST Calculator Form
Unchecked = amount is before GST (exclusive)
Recent calculations
Up to 5 items are kept in your browser (private).
How to use this GST Calculator
- Enter the amount, select GST rate (or Custom), and choose whether your amount is inclusive of GST.
- Pick Intra-state to see CGST+SGST split (equal halves), or Inter-state for IGST.
- Change rounding to match your invoicing (paise vs nearest ₹1).
- Use Share to copy a link with your inputs, and Download CSV for records.
Related tools: Income Tax, EMI, Currency Converter.
Quick demo
Video opens from YouTube in a privacy-enhanced player.