9One9Fintech
Back to home
Billing & Sales

Sales Invoice

GST-compliant billing with PDF export

Create professional GST sales invoices with automatic CGST, SGST & IGST breakup. Print PDF, share on WhatsApp, and track pending collections — all from one screen.

Available on all plans

Key highlights

  • Auto GST calculation by party & item
  • Invoice PDF with your company logo
  • Partial receipt & credit note support
  • Sales register for CA audit

How it works

  1. 1

    Add party with GSTIN and billing address

  2. 2

    Select items with HSN, rate & tax

  3. 3

    Save invoice — stock & ledger update instantly

  4. 4

    Export sales register anytime

Why businesses choose this

Faster billing than Excel or manual books
Error-free tax breakup every time
Same data flows to GSTR-1 export
Works on desktop and mobile

Ready to simplify your billing?

Start your free trial — setup takes less than 5 minutes.