GST Invoicing · Built for India

Invoice smarter. Get paid faster.

The most refined GST invoicing platform for Indian businesses — generate compliant invoices, file GSTR-1 reports, and download perfect PDFs in under a minute.

No credit card 100% GST compliant Free to start
ONE INVOICE
Tax Invoice
#INV/042/25
Bill To
Acme Enterprises Pvt. Ltd.
27ABCDE1234A1Z5 · Mumbai
Date
31 Mar 2025
● GST 18%
DescriptionQtyRateAmount
Web Design Services1₹15,000₹15,000
SEO Optimization1₹8,000₹8,000
Monthly Maintenance1₹5,500₹5,500
CGST 9%
₹2,565
SGST 9%
₹2,565
IGST 0%
₹0
Grand Total₹33,630
Create Your Invoice Free →
Invoice Saved
PDF ready · just now
Download as
📄 A4 · A3 · Legal
🧾 CGST / SGST / IGST
📋 GSTR-1 Reports
📍 Pincode Auto-fill
🔢 HSN Codes
💾 A4 · A3 · Legal PDF
🔒 Secure & Private
60-Second Invoices
🇮🇳 Built for India
🧾 CGST / SGST / IGST
📋 GSTR-1 Reports
📍 Pincode Auto-fill
🔢 HSN Codes
💾 A4 · A3 · Legal PDF
🔒 Secure & Private
60-Second Invoices
🇮🇳 Built for India
10K+
Invoices Generated
100%
GST Compliant
3
PDF Export Sizes
Free
To Get Started
Everything you need

Built for Indian businesses,
designed with care

From solo freelancers to agencies — One Invoice handles GST billing so you focus on your work.

60-Second Invoices

Fill buyer details, pick GST rate, submit. Done before your chai cools.

🧾

GST-Ready PDFs

CGST, SGST & IGST calculated and laid out correctly, every single time.

📊

GSTR-1 Reports

One-click outward supply report. Export JSON straight to the GST portal.

🔍

Invoice History

Every invoice ever created — searchable, filterable, always downloadable.

📐

A4 · A3 · Legal

Three paper sizes. Professional layouts that print right on every sheet.

🔒

Secure & Private

Your data is yours. Encrypted, backed up, visible only to you.

How it works

Invoice ready in three steps

01

Fill the Details

Enter buyer name, GSTIN and address. Pincode fills city and state instantly. Select your GST rate.

✦ Under 60 seconds
02

Add Line Items

Add items with HSN codes, quantity and rate. Tax splits compute automatically — zero manual maths.

✦ Under 60 seconds
03

Download PDF

Submit and your invoice is saved forever. Download as A4, A3 or Legal — any time you need it.

✦ Under 60 seconds
GSTR-1 Filing

Your GST return,
ready in one click

One Invoice tracks every outward supply and organises it exactly as the GST portal expects. When filing day comes, your data is already waiting.

  • Outward supply summary auto-compiled from all invoices
  • B2B, B2C and HSN summary — all tables populated
  • Export JSON for direct GST portal upload
  • Monthly and quarterly views at a glance
Try it free →
GSTR-1 — March 2025Ready to file
Total Taxable Value₹4,28,500
Total CGST₹38,565
Total SGST₹38,565
Total IGST₹0.00
Total Invoices24
B2B Supplies18 ✓
B2C Supplies6 ✓
Grand Tax Liability₹77,130
Start today — it's free

Your next invoice should
be your best one yet.

Thousands of Indian businesses trust One Invoice for fast, clean, GST-compliant billing.