Free GST Invoice App
for Indian Businesses
Create professional GST invoices and estimates in 30 seconds. Track payments, manage expenses, and send via WhatsApp or Email. Free forever for freelancers, electricians, plumbers, and small business owners across India.
30s
To create a GST invoice
50
Businesses registered
₹0
To get started forever
100%
Works offline on mobile
Built For India
Free invoice app for every trade & profession
Any Indian freelancer or small business who needs a free GST invoice maker — from electricians to designers to shop owners.
Not listed? Ozydo works for any business that sends invoices
One App, Two Experiences
Which describes your business?
Ozydo adapts to how you work — choose the experience built for you.
Bill anyone, instantly —
with or without GST
Electrician, plumber, carpenter, painter, designer, tailor, photographer, consultant, tutor — if you do work and charge for it, Ozydo is for you. Create an invoice in 30 seconds, send via WhatsApp, and get paid faster.
GST registered? Add your GSTIN — invoices show CGST/SGST automatically. Not registered? No problem — create clean invoices without GST. Both work.
Free forever
Pro plan from ₹199/month
5 invoices free
Unlimited on Pro
Stock, invoicing &
profit — all in one place
Manage your product catalog, track stock levels, auto-deduct inventory when you invoice, and see your monthly profit (Sales − Purchases − Expenses). Built for cement sellers, hardware shops, distributors, and retailers.
Business Plan
Stock + Pro features included
₹499/month
or ₹3,999/year
Free trial · No card needed to explore
Features
Free GST billing software — everything a small business needs
No accounting degree needed. Ozydo is India's simplest free billing software for freelancers, electricians, plumbers, traders, and small businesses.
GST Invoice Maker
Auto-numbered, branded PDF invoices with your logo, GSTIN, HSN codes, and itemized billing. Fully GST-compliant. Takes 30 seconds.
Send via WhatsApp & Email
One tap opens WhatsApp with a pre-filled message. Your client gets the invoice PDF on their phone instantly — no app needed.
Revenue & Payment Tracker
See total revenue, outstanding payments, and expenses at a glance. 6-month charts keep you on top of your business finances.
Estimates to Invoices
Send a quote first. When the client approves, convert estimate to invoice in one tap. No re-entering data — saves hours.
Business Expense Tracker
Log business expenses by category — travel, office, software, salaries and more. Know exactly where your money goes every month.
Offline Invoice App (PWA)
Install on your phone like a native app. Create and send invoices on the job site — even without internet connection.
7 powerful new tools —
built for serious businesses
Features that used to require expensive software. Now free on Ozydo.
GSTR-1 Export
One-click download of GSTR-1 in B2B + B2C CSV format — ready to upload directly to the GST portal. No manual data entry for your CA.
Client Payment Portal
Share a link — your client opens it without logging in, sees the full invoice, and pays via UPI, bank transfer, or payment link. Zero friction.
Refer & Earn
Share your unique referral link via WhatsApp. When a friend signs up, both of you get 1 month Pro free. Track your referrals in the dashboard.
Monthly Business Report
Ozydo automatically emails you 'Your April in numbers' on the 1st of every month — revenue, profit, top client, and growth vs last month.
Tally Prime Export
Export all invoices as Tally Prime XML in one click. Import into Tally as Sales Vouchers — party ledger, GST ledger, amounts all mapped correctly.
Digital Client Signature
Get your client to sign estimates on their phone before you start work. Legally valid under India's IT Act 2000. Protects you from scope disputes.
Barcode Stock Scanner
Point your phone camera at any product barcode to instantly find and update stock. No extra hardware — works on any Android or iPhone.
Unlock more power with Pro
Overdue Payment Reminders
Get alerted instantly when an invoice goes overdue. Follow up on late payments faster and improve your cash flow.
UPI Payment Link
Add a UPI payment link to every invoice. Clients scan the QR or click the link to pay you instantly via any UPI app.
5 Premium PDF Templates
Choose from Modern, Classic, Bold, Split, or Diagonal invoice designs. Each one is professionally designed and print-ready.
Custom Invoice Numbering
Use your own invoice prefix — like VISISH-001 or EST-2024. Set your starting number and format to match your brand.
Unlimited Client Database
Save unlimited clients with GST numbers, billing addresses, and contact details. Autofill in every new invoice — no retyping.
Multi-Rate GST Breakdown
Invoice with multiple GST slabs (5%, 12%, 18%) in one document. CGST & SGST calculated separately per rate — CA-approved format.
No credit card required for free plan · Cancel Pro anytime
How it Works
Create your first GST invoice in 3 steps
No training needed. Start invoicing in under 2 minutes.
Set Up Your Business
Add your business name, phone, address, and GSTIN. Upload your logo. Set your default tax rate. Takes 2 minutes — do it once.
Create a GST Invoice
Add your client details, services, and prices. GST is calculated automatically. Invoice number is auto-generated. Download as PDF.
Send & Get Paid Faster
Send via WhatsApp or Email in one tap. Add a UPI payment link. Mark as paid when money arrives. Track overdue invoices.
Why Ozydo
Best free Vyapar alternative & Zoho Invoice alternative in India
Ozydo vs Vyapar vs Zoho vs Excel — see why thousands of Indian small businesses are switching to Ozydo for free GST invoicing.
| Feature | Ozydo ✦ | Vyapar | Zoho | Excel |
|---|---|---|---|---|
| Free plan available | ✓ | ✗ | ✗ | ✓ |
| Works offline (PWA) | ✓ | ✓ | ✗ | ✓ |
| Send via WhatsApp | ✓ | ✓ | ✗ | ✗ |
| GST invoice generation | ✓ | ✓ | ✓ | ✗ |
| No installation required | ✓ | ✗ | ✓ | ✗ |
| Estimates → Invoice convert | ✓ | ✓ | ✓ | ✗ |
| Setup in under 2 minutes | ✓ | ✗ | ✗ | ✓ |
| UPI payment link on invoice | ✓ | ✗ | ✗ | ✗ |
Real Reviews
Loved by small business owners across India
Electricians, designers, plumbers, and traders use Ozydo every day to get paid faster.
“Earlier I used to write GST invoices by hand. Now I create and send them on WhatsApp in 30 seconds. My clients are impressed!”
Ramesh K.
Electrician, Chennai
“The estimate-to-invoice feature saves me hours every week. I send a quote, client approves, one click and the GST invoice is done.”
Priya M.
Freelance Designer, Bangalore
“I was worried about tech but this free invoice app is so easy. My 14-year-old helped me set it up in 10 minutes. I use it every day.”
Suresh T.
Plumber, Hyderabad
Pricing
Free invoice app — upgrade when you grow
Start free forever. No credit card. No hidden fees. Upgrade to Pro for unlimited invoices.
FREE
₹0
Forever · No card needed
Get Started Free- ✓Up to 5 invoices/month
- ✓Up to 3 estimates/month
- ✓Basic PDF generation
- ✓WhatsApp & Email sharing
- ✓Expense tracking (10/month)
- ✓Business profile
PRO MONTHLY
₹199
Billed monthly · Cancel anytime
Get Started Free- ✓Unlimited invoices & estimates
- ✓5 premium PDF templates
- ✓Multi-rate GST breakdown (CGST/SGST per slab)
- ✓Custom invoice prefix (e.g. VISISH-001)
- ✓UPI payment QR on every invoice
- ✓Overdue payment reminders
- ✓Unlimited client database
- ✓Revenue & expense charts
- ✓Convert estimates to invoices
- ✓WhatsApp & Email sharing
- ✓Multi-currency support
- ✓Priority email support
PRO YEARLY
₹1,499
Just ₹125/month · Save ₹889
Get Started Free- ✓Everything in Pro Monthly
- ✓4+ months free vs monthly
- ✓Early access to new features
- ✓Dedicated priority support
FAQ
Frequently Asked Questions about Free GST Invoicing in India
Everything you need to know about creating free GST invoices, billing software, and using Ozydo.
Used by businesses in
Start creating free GST invoices today
Join 50 Indian small businesses already using Ozydo. Free forever, no credit card needed.
No credit card · Setup in 2 minutes · Works offline
Free Tools
Free GST Tools for Indian Businesses
GST Calculator
Calculate CGST, SGST & IGST for any amount instantly. Supports all slabs — 0%, 5%, 12%, 18%, 28%. Exclusive and inclusive modes.
Open tool →
GST Rates India 2026
Complete GST rate list by category — goods, services, HSN/SAC codes. Updated May 2026. Free reference for small businesses and CAs.
Open tool →
GST Invoice Format
All 16 mandatory fields, CGST/SGST vs IGST rules, common mistakes to avoid, and a free GST invoice template for India.
Open tool →
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Free Guides
Learn GST Invoicing & Billing
How to Make a GST Invoice in India — Step-by-Step Free Guide 2026
Mandatory fields, CGST/SGST rules, HSN codes, and how to create a GST invoice free in 30 seconds.
Read guide →FreelancerHow to Invoice Without GST in India — For Freelancers & Small Businesses
Not registered for GST? You can still send professional invoices. Here is exactly what to include.
Read guide →ComparisonBest Free Vyapar Alternative in India 2026 — Ozydo vs Vyapar
Vyapar costs ₹1,499/year. Ozydo is free forever. Honest side-by-side comparison for small businesses.
Read guide →All Guides — 41 Articles