Free Premium for First 100 Users (Early Access)
Generate GST Invoices in 30 Seconds
No Signup Needed
Free GST invoice generator & GST billing software for Indian businesses.
Auto-calculate CGST/SGST or IGST by state, add HSN codes, download a GST invoice PDF, and share instantly on WhatsApp.
Free to start — No credit card required
Trusted by freelancers and small businesses across India
Made for Indian businesses
Who uses invoizzy?
If you need fast GST billing, clean GST invoice PDFs, and easy sharing on WhatsApp, invoizzy is built for you.
Freelancers
Create GST invoices for services quickly with correct CGST/SGST/IGST and professional PDFs.
Small businesses
Replace manual Excel billing with a faster GST invoice generator and Quick Fill for repeat customers.
WhatsApp sellers
Send invoices instantly on WhatsApp and keep your buyers/products saved for next time.
Retail & traders
Speed up billing with barcode workflows and manage stock with purchase bills and inventory tools.
Built for speed and compliance
GST billing made simple — from invoice to WhatsApp in seconds
invoizzy is a mobile-first GST billing tool for India: create GST invoices fast, get an instant PDF, and keep your common sellers, buyers, and products ready with Quick Fill.
GST invoice generator with instant PDF
Create a clean GST invoice PDF in under 30 seconds. Perfect for freelancers and small businesses that want professional invoices without complex software.
Automatic CGST/SGST and IGST calculation
Select seller and buyer states and invoizzy applies CGST+SGST (intra-state) or IGST (inter-state) automatically with a clear tax breakup.
WhatsApp sharing (PDF + share link)
Download the invoice PDF or share it directly on WhatsApp. You can also share a link so customers can view and download easily.
Smart auto-save + Quick Fill (autocomplete)
invoizzy auto-saves sellers, buyers, and products and shows your most-used entries first—so repeat billing is faster every time.
✓GST compliance checklist (included)
Your invoices include common GST fields your customers and accountants expect.
- Invoice number and invoice date
- Seller details and GSTIN
- Buyer details (GSTIN optional)
- HSN support for items/products
- Taxable value, GST breakup, and grand total
- CGST/SGST or IGST applied by state
Barcode billing and inventory — faster product entry
If you sell physical products, barcode scanning helps you bill faster and reduces manual typing mistakes. invoizzy supports barcode-based product lookup so you can add items quickly and keep your inventory workflow smooth (availability depends on your plan).
- ✓Scan to find products and autofill item details
- ✓Keep your products ready with Quick Fill (most-used first)
- ✓Track stock per seller and review inventory analysis
Ideal for
Retail, traders, and WhatsApp sellers
Use invoizzy as your GST billing software when you need quick invoicing, clean PDFs, and optional barcode + inventory workflows as you scale.
Try GST Billing NowPurchase bills → stock update (no messy spreadsheets)
Record purchase bills to update inventory and keep your stock aligned with sales. This helps you understand what’s moving, what’s running low, and how your business is performing (availability depends on your plan).
Enter purchase bills
Add supplier bills and purchase details in a structured way so stock updates remain consistent.
Auto-update stock
Update inventory per seller and keep stock counts ready for your next invoice.
Reports and analysis
View insights like inventory analysis and profit/loss reporting to make better purchasing decisions.
| # | Item | HSN | Qty | Rate | Amt |
|---|---|---|---|---|---|
| 1 | Consulting | 9983 | 10 | ₹1,000 | ₹10,000 |
| 2 | Design | 9983 | 1 | ₹1,800 | ₹1,800 |
| # | Item | HSN | Qty | Rate | Amt |
|---|---|---|---|---|---|
| 1 | Software license | 9983 | 1 | ₹20,000 | ₹20,000 |
| 2 | Support | 9983 | 1 | ₹3,600 | ₹3,600 |
| # | Item | HSN | Qty | Rate | Amt |
|---|---|---|---|---|---|
| 1 | Goods supply | 9988 | 50 | ₹100 | ₹5,000 |
| 2 | Packaging | 9988 | 1 | ₹900 | ₹900 |
GST-ready invoices accepted by clients across India.
How It Works
Enter customer & items
Add buyer details and line items in seconds.
Auto-calculate GST
CGST/SGST or IGST applied automatically by state.
Download or share on WhatsApp
Get your PDF or send it to your client instantly.
See How Invoizzy Works
~30 secQuick walkthrough — no signup needed
Watch: add customer & items, see GST (CGST/SGST/IGST) calculate automatically, then download your PDF or share on WhatsApp.
What you'll see in the video
- Creating an invoice — Enter seller, buyer & line items in seconds
- GST auto-calculation — CGST/SGST or IGST applied by state
- Download or share on WhatsApp — Get PDF or send to client instantly
Quick walkthrough (text)
In the demo, you’ll see how invoizzy works like a fast GST invoice generator. First, you enter the seller (your business) and the buyer details. Next, you add invoice items with quantity, rate, GST rate, and HSN where applicable. As soon as you select states, invoizzy automatically applies CGST/SGST for intra-state sales or IGST for inter-state sales and shows a clear tax breakup. Finally, with one click, you download a professional GST invoice PDF and can share it on WhatsApp immediately—perfect for freelancers, small businesses, and WhatsApp sellers who want quick GST billing without complicated software.
Loved by freelancers and small businesses
Trusted by Small Businesses & Freelancers
“This is the fastest invoicing tool I've used. Perfect for my freelance work.”
– Rohit, Freelance Designer
Mumbai
“No more Excel. I create and share invoices from my phone in seconds.”
– Priya, Small Business Owner
Delhi
“My clients accept these invoices without a question. Clean and professional.”
– Vikram, WhatsApp Seller
Bangalore
Free GST Tools
Verify GSTIN details and find HSN/SAC codes — no login required.
GST invoice generator FAQ
Common questions about GST billing, HSN, WhatsApp sharing, barcode workflows, and invoizzy plans.
How do I create a GST invoice in invoizzy?
Open Create Invoice, enter seller and buyer details, add items with GST rate and HSN (if applicable), then download your GST invoice PDF instantly. You can also share it on WhatsApp in one tap.
Does invoizzy calculate CGST/SGST and IGST automatically?
Yes. The app detects whether the sale is intra-state or inter-state (based on seller and buyer state) and applies CGST+SGST or IGST automatically.
Can I add HSN codes and GST rates for products?
Yes. You can add products with HSN and GST rate, and invoizzy remembers them for next time with Quick Fill (autocomplete).
Can I share a GST invoice on WhatsApp?
Yes. After generating the invoice, you can share the PDF via WhatsApp or share a link (so customers can view/download).
Is buyer GSTIN required to generate an invoice?
No. Buyer GSTIN can be optional depending on your use case. You can still generate a professional invoice PDF with buyer name and address details.
Is invoizzy free to use?
You can try it without signup (guest mode) for a limited number of invoices. Logged-in users also have a free tier, and paid plans unlock higher limits and business features.
Does invoizzy support barcode scanning for products?
Yes. You can scan barcodes to quickly find products and speed up billing and inventory workflows (available based on your plan).
Can I manage inventory and purchase bills?
Yes. You can enter purchase bills to update stock and track inventory per seller, and view inventory analysis and reports (available based on your plan).
Will my seller/buyer/product details be saved?
Yes. invoizzy auto-saves sellers, buyers, and products and shows the most-used entries first in Quick Fill, so repeat invoices take seconds.
Can I download a GST invoice PDF instantly?
Yes. The PDF is generated immediately so you can download or share without waiting.
Start Creating GST Invoices in Seconds
No signup required. Create, download, or share in under 30 seconds.