Milind Daraniya

GST Calculator

Inclusive & Exclusive GST calculator • Multi-currency support • Strict validation
Enter price either base (exclusive) or tax-included (inclusive) depending on mode.
Only meaningful for INR domestic supplies (split shown when selected).
Note: This calculator enforces currency-specific decimal limits (INR / USD / EUR → 2 decimals). Custom GST rates allowed; reasonable limits applied.
Quick CSV template
amount,currency,mode,gst_rate
118,INR,inclusive,18
100,INR,exclusive,18
500,USD,exclusive,12
Use this format to import your calculations programmatically.
Result
Base Amount
GST Amount
CGST (if split)
SGST (if split)
Total Payable
Entered
GST Rate
Calculation Mode
Currency
Actions
Export or copy your results for records.