Useful GST tools. No signup required.
Calculate GST, check filing due dates and find HSN/SAC codes — all free, all instant.
GST Calculator
Compute CGST, SGST & IGST instantly
GST Due Date Calendar
Filing deadlines with penalties
Always verify on cbic.gov.in before filing
HSN / SAC Code Finder
Search codes with GST rates
Full 5,000+ code database inside the platform
About These Free GST Tools
GST Calculator
Compute CGST, SGST and IGST on any transaction amount instantly. Supports all GST rates (0%, 0.1%, 0.25%, 1%, 1.5%, 3%, 5%, 6%, 7.5%, 12%, 18%, 28%) for both inclusive and exclusive calculations.
GST Due Date Calendar
Track GSTR-1, GSTR-3B and TDS payment deadlines for any month. Shows applicable penalty and interest for late filing — ₹50/day for GST returns and 1.5% per month for TDS under Section 201A.
HSN / SAC Code Finder
Search by code or description to find the correct HSN (Harmonised System of Nomenclature) or SAC (Services Accounting Code) with the applicable GST rate. Updated as per the latest CBIC notifications.
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