Best GST billing software in India (2026)
Five popular GST billing apps compared — free plans, feature depth, and who each genuinely suits.
GST billing software: what to look for
Every GSTIN-registered business needs invoices with the correct CGST/SGST or IGST split, sequential numbers, HSN/SAC codes, and the buyer's GSTIN. Beyond the legal minimum, look for inventory management, purchase orders, GSTR-3B-ready reports, and WhatsApp PDF sharing. The table below compares five apps.
GST billing software comparison (2026)
| Feature | BillRaja | Vyapar | myBillBook | Zoho Invoice | Khatabook |
|---|---|---|---|---|---|
| Free plan | Yes | Yes | Yes | Yes (5 customers) | Yes |
| GST invoicing (CGST/SGST/IGST) | Yes | Yes | Yes | Yes | Yes |
| HSN / SAC codes on line items | Yes | Yes | Yes | Yes | Limited |
| Inventory & stock management | Yes | Yes | Yes | No | Basic |
| Purchase orders | Yes | Yes | Yes | Yes | No |
| GSTR-3B-ready reports | Yes | Yes | Yes | Yes | Limited |
| Restaurant / QR menu | Yes (built-in) | No | No | No | No |
| Membership / gym module | Yes (built-in) | No | No | No | No |
| Customer bill portal (OTP login) | Yes (/customer) | No | Limited | Yes | No |
| WhatsApp PDF sharing | Yes | Yes | Yes | Yes | Yes |
| Offline-first (no internet needed) | Yes | Yes | Yes | No | Yes |
| Paid plan (starting price) | ₹99 / month | ₹1,499 / year | ₹399 / month | Free (paid from ₹749/mo) | Free |
| Platforms | Android, iOS, Web | Android, Windows, iOS | Android, Web | Web, Android, iOS | Android |
Prices and features verified June 2026. Always check each vendor's website for current pricing.
GST billing apps compared: best for each use case
BillRaja — best for retail + restaurant + gym in one app
Three workspaces in one app: retail GST billing with stock & purchase orders, restaurant KOT and public QR menu, and membership management for gyms. Every invoice is GST-compliant (CGST/SGST or IGST, HSN codes, sequential BR-YYYY-NNNNN numbering). The customer bill portal lets buyers view bills via phone+OTP. Free plan → Pro ₹99/month → Enterprise ₹199/month. Offline-first.
Vyapar — best for Windows desktop + Android GST billing
Large community, mature Windows app, solid barcode scanning and bank reconciliation. Free Android plan is functional; Windows requires ~₹1,499/year. No restaurant or membership module. Read the BillRaja vs Vyapar head-to-head.
myBillBook — best for FMCG distributors and product retailers
Strong barcode scanning, batch/expiry tracking and salesman route management. GST invoicing and stock are solid. Free tier is limited; paid plans from ₹399/month.
Zoho Invoice — best for service businesses and consultants
Permanently free up to 1,000 invoices/year. Polished customer portal, recurring billing, multi-currency support. Inventory is a separate paid module. No offline mode.
Khatabook — best for micro businesses tracking credit (udhaar)
Digital udhaar ledger with WhatsApp/SMS payment reminders. Free and offline. GST invoicing is basic; lacks purchase orders and deep inventory.
Verdict: which GST billing software should you choose?
For a GST-registered Indian small business spanning retail, restaurant or membership, BillRaja's free plan is the most feature-complete starting point. Choose Vyapar for a Windows desktop or established CA ecosystem. myBillBook for FMCG distribution. Zoho Invoice for pure service work. Khatabook if credit tracking is your primary need.
Use the GST calculator to verify tax amounts, or the GST invoice generator to create a sample invoice before committing to any app.
Frequently asked questions
Which is the best free GST billing software in India?
Does GST billing software need to be GSTN-registered?
Can I file GSTR-3B directly from billing software?
Is BillRaja suitable for a sole proprietor with GST registration?
BillRaja vs Vyapar for GST billing — what's the difference?
Related tools & guides
All the GST features you need, free to start.
BillRaja generates CGST/SGST/IGST invoices, tracks HSN-wise tax, and produces GSTR-ready reports — for retail, restaurant and membership businesses in one app.