Printing every invoice isn't always practical — a customer wants it on their phone, or your printer's out of paper on a busy day. Sending a GST bill over WhatsApp is completely fine, as long as what you send is still a real, complete invoice and not just a photo of a handwritten note.
What to actually send
- A PDF, not a photo. A clear PDF keeps every number legible and is what a customer's accountant will expect if they need it for input credit — a blurry photo of a paper bill usually isn't accepted the same way.
- The full invoice, not a summary. GSTIN, HSN codes, and the tax breakdown need to be in what you send — not just "total: ₹850, paid via UPI."
- The same invoice number you'd have printed. Don't generate a separate "WhatsApp version" — it should be the identical invoice from your records, just delivered digitally.
The simplest workflow
- Bill the sale in your billing app as normal — same as if you were printing it.
- Export or share it as a PDF directly from the app, rather than typing totals into a WhatsApp message by hand.
- Send it as a document, not a photo, so text stays sharp and the file downloads as an actual PDF the customer can save or forward.
Where MyHisaab fits
MyHisaab generates a complete GST invoice with a UPI QR code and gives you a share-ready PDF straight from the billing screen — no retyping totals into a chat message. Free during early access, no card required.