Calculate. Validate.
Invoice.
Complete GST toolkit for Indian businesses. Calculator, GSTIN validator, HSN lookup, invoice generator, and e-way bill guide.
Everything for GST.
In your browser.
Five production-grade GST utilities covering calculation, validation, classification, invoicing, and compliance. No sign-up, no limits.
GST Calculator
Forward and reverse GST calculation with support for all 5 tax slabs. Handles CGST+SGST for intra-state and IGST for inter-state transactions.
GSTIN Validator
Validate 15-character GSTIN with state code verification, PAN extraction, entity type detection, and Luhn mod 36 check digit validation.
HSN / SAC Lookup
Search 100+ HSN codes for goods and SAC codes for services. Find the correct GST rate for any product or service category instantly.
Invoice Generator
Generate professional GST-compliant tax invoices with seller/buyer details, line items, HSN codes, and tax breakup. Download as PDF.
E-Way Bill Guide
Check if an e-way bill is required for your consignment. Get validity periods, required documents checklist, and Part B requirements.
100% Private
All calculations, validations, and PDF generation happen entirely in your browser. Zero data uploads, complete privacy, no account needed.
Simple as 1, 2, 3.
Simple as 1-2-3.
Choose Tool
Select from GST calculator, GSTIN validator, HSN lookup, invoice generator, or e-way bill guide.
Enter Details
Input amounts, GSTIN numbers, HSN codes, or invoice data. All processing happens in your browser.
Get Results
View tax breakups, validation results, or download GST-compliant invoices as PDF instantly.
Engineered for
infinite use cases.
Built to adapt to the workflow of data analysts and devs alike.
Daily invoicing
Generate GST-compliant tax invoices for everyday sales with automatic CGST/SGST/IGST calculation.
GSTIN verification
Validate client GSTIN numbers before filing returns. Check format, state code, and check digit.
HSN classification
Look up correct HSN codes and GST rates for products before listing them on marketplaces.
E-way bill compliance
Check e-way bill requirements before dispatching goods. Know validity periods and required documents.
Client advisory
Quick GST calculations for client consultations. Forward and reverse GST computation on the go.
Service invoicing
Create professional GST invoices with SAC codes for IT, consulting, and professional services.
And thousands more...
Got questions?
CGST (Central GST) and SGST (State GST) apply to intra-state transactions and are split equally. IGST (Integrated GST) applies to inter-state transactions and equals the full GST rate.
Can't find what you need?
Our team of data engineers is ready to help with your specific extraction scenario.
Calculate GST
Instantly
Enter an amount, pick a rate, and see the tax breakup live. Open the full toolkit for GSTIN validation, HSN lookup, and more.
Live GST Calculator
Adjust the amount and rate to see real-time GST breakup. Supports both CGST+SGST and IGST modes.