Free GST Tools & Calculators
Accurate, compliant, and lightning-fast tools designed to simplify your billing, tax computations, and compliance workflows. No signup required.
Free Invoice Generator
Generate and download compliant GST tax invoices instantly as PDF without registering. Capped at 10 items per document.
AI GST Rate & HSN Finder
Describe your goods or services in simple English and let our AI tax assistant identify classification codes (HSN/SAC) and rates.
GST Calculator
Compute GST amounts (Inclusive or Exclusive) instantly. Generates complete CGST, SGST, and IGST breakdowns for all tax slabs.
Reverse GST Calculator
Extract the base amount (taxable value) and tax component from a GST-inclusive price. Ideal for checking pre-tax values.
Intelligent GSTIN Validator
Check GST numbers structurally. Decodes state code, PAN card number, constitution type, and verifies the Mod-36 checksum character.
HSN/SAC Code Finder
Search our rates directory for goods and services categories. Identify tax slabs (5%, 12%, 18%, 28%) and legal classifications.
GSTR Late Fee Calculator
Calculate late filing fees (GSTR-3B & GSTR-1) with aggregate turnover cap brackets, plus delay interest under Section 50.
AI GST Legal Advisor
Ask our AI-powered tax consultant about CGST/SGST rules, Input Tax Credit (ITC) eligibility limits, and legal return deadlines.
GST State Codes Directory
Quickly lookup or verify the 2-digit GST state codes used as the prefix for all business registration numbers in India.
AI Invoice Auditor
Paste raw invoice text and let our AI compliance model check it structurally against mandatory CGST Act Rule 46 requirements.
Composition Scheme
Check eligibility turnover thresholds (1.5 Cr / 75L / 50L) and calculate flat tax liabilities vs regular scheme splits.
E-Way Bill Limits
Lookup intra-state and inter-state e-way bill threshold limits and registration exemption rules across all Indian states.
Tired of manual tax calculations?
Create ready-to-send, fully GST-compliant invoices in under 10 seconds. Auto-calculate taxes, track stock limits, manage clients, and export your GSTR files seamlessly.