GST invoices, without the headache
Enter customer and items — BillKaro suggests HSN codes, calculates the right tax, and generates a professional PDF with a UPI QR. Share on WhatsApp in one tap.
Free for 10 invoices/month · No card required · Works on your phone
Three steps to a perfect invoice
Set up once
Add your business, GSTIN, and logo. Save customers for reuse.
Add items
Type what you sold — AI suggests the HSN/SAC code and GST rate.
Send & get paid
Share the PDF on WhatsApp with a UPI QR. Customer scans and pays.
Built for Indian businesses
AI HSN suggestions
8,000+ HSN codes — no more lookups. AI picks the right one from your item description.
Tax done right
Auto CGST+SGST (same state) or IGST (other states), across all GST slabs. Amount in words in English + Hindi.
UPI QR on every invoice
Customers scan and pay you directly — payment cycle from days to minutes.
WhatsApp-native
Create an invoice and share it on WhatsApp in one tap — where Indian business happens.
Questions
Is it GST-compliant?+
Yes — correct CGST/SGST/IGST split, HSN/SAC codes, sequential numbering, tax breakup, and amount in words, in standard GST invoice format.
How fast is it really?+
Set up your business once. After that: pick a customer, add items, done — about 30 seconds per invoice.
What does it cost?+
Free for 10 invoices/month. Pro is ₹499/month for unlimited invoices, all templates, credit notes, and GST summaries.
Can I create credit notes and quotations?+
Yes — tax invoices, proforma invoices, delivery challans, and credit notes, all from the same simple flow.
Your next invoice is 30 seconds away
Free for your first 10 invoices a month. No card required.
Get started free