CREATE · SEND · GET PAID

The modern GST invoicing platform built for growing Indian businesses.

Raise professional GST invoices in seconds, auto-calculate CGST/SGST/IGST, track client payments, and manage your profit margins — all from one place.

Get Started Free → See How It Works
Available on 3 Platforms:
Android
iOS (Apple)
Desktop Web
100%GST Compliant
< 10sInstant PDF Export
100%Cloud Sync

Everything your business needs to stay compliant & paid.

Built ground-up for Indian enterprises, freelancers, and small businesses with automated GST logic & inbuilt INVA AI.

✦ INBUILT INVA AI ASSISTANT

Meet INVA — Your Guided AI Financial Assistant

InvoiceOne comes integrated with INVA AI to automate GST invoices, estimates, purchase bills, expenses, credit/debit notes, and business reports through guided smart workflows.

⚡ Natural Command Matching
🧾 Guided Invoice & Estimate Creation
📑 Bill, Expense & Credit/Debit Notes
📊 Automated GST & Sales Reports
INVA AI Mascot Workflow

GST Tax Engine & HSN/SAC Support

Automated calculation of CGST, SGST, and IGST rates (18%, 28%, 12%, 5%, 0%) with seamless HSN/SAC code entries and state code tax splits.

  • Interstate & Intrastate GST auto-splits
  • Customer & party GSTIN record management
  • B2B and B2C tax invoice generation

Full Document Suite & Vouchers

Manage your entire business lifecycle with Invoices, Estimates, Purchase Bills, Expenses, Credit Notes, and Debit Notes in one place.

  • Estimates-to-Invoice 1-tap conversion
  • Vendor purchase bill logging & reconciliation
  • Credit & Debit Notes adjustment vouchers

Inbuilt INVA AI Financial Assistant

Command your business using natural language. INVA AI guides you step-by-step through customer selection, line items, tax slabs, and review.

  • Natural language command matching
  • 5-step guided document creation wizard
  • Item discounts & payment term auto-fills

GSTR Reports & Profit Analytics

Stay tax-ready with exportable GSTR-1 outward summaries, GSTR-3B tax liability computations, and itemized profit margin analyzers.

  • GSTR-1 & GSTR-3B tax report exports
  • Real-time monthly revenue & cash flow graphs
  • Itemized gross sales vs profit margin tracking

Multi-Firm & Party Directory

Register multiple business profiles with unique GSTINs. Switch active firms instantly and maintain complete customer & vendor ledgers.

  • Multi-firm business profile switching
  • Customer & vendor contact master directory
  • Outstanding dues & receivables balance tracking

WhatsApp Sharing & UPI Payments

Export professional PDFs across 4 premium design templates. Generate dynamic UPI QR codes on invoices for 1-tap instant client payments.

  • 4 Premium PDF layouts with Logo & Signature
  • Direct WhatsApp & Email PDF dispatch
  • Built-in UPI QR code for instant payments
FULL FEATURE DIRECTORY

Underlined App Features & Capabilities

Every tool, calculation engine, report, and customization option built into the InvoiceOne application.

🧾 Document Suite

  • GST Tax Invoices (B2B & B2C)
  • Estimates & Quotations
  • Vendor Purchase Bills
  • Expense Categorization
  • Credit Notes (Sales Returns)
  • Debit Notes (Vendor Vouchers)
  • 1-Tap Estimate to Invoice Convert

🤖 INVA AI Engine

  • Natural Command Parser
  • 5-Step Guided Creation Wizard
  • Multi-Item Catalog Auto-Fill
  • Item Discount & Tax Calculator
  • Payment Term Preset Rules
  • Realtime Document Reviewer
  • Task & Timeline Action Logs

📊 GST & Profit Hub

  • GSTR-1 Outward Sales Summary
  • GSTR-3B Tax Liability Computation
  • Itemized Profit Margin Analyzer
  • Monthly Revenue & Cashflow Graph
  • Customer Dues & Aging Ledger
  • Vendor Outstanding Balances
  • State Code Tax Auto-Splits

⚙️ Customization & Sync

  • 4 Premium PDF Template Themes
  • Dynamic UPI QR Code Generator
  • Custom Business Logo Upload
  • Digital Signature Integration
  • Multi-Firm Profile Switching
  • WhatsApp & Email PDF Dispatch
  • Real-time Cloud Backend Sync

Professional PDF Templates. Designed to impress.

Choose from standard, modernist, or compact layouts that suit your business identity.

TEMPLATE 01 · BOLD HEADER

Modern Red Banner

Prominent red header banner, highlighted amount due callout box, SAC item breakdown, and UPI payment details.

Modern Red Banner PDF Invoice Template
TEMPLATE 02 · ENTERPRISE

Classic Corporate

Formal B2B layout with original recipient tag, full HSN/SAC tax summary table, net payment terms, and signatory block.

Classic Corporate PDF Invoice Template
TEMPLATE 03 · STRUCTURED GRID

Bordered Grid Minimal

Clean cell borders, consignee/buyer shipping splits, reverse charge indicator, and comprehensive bank details.

Bordered Grid Minimal PDF Invoice Template

Three simple steps to raise your invoice.

No complicated accounting software to learn — get up and running in under a minute.

01 / INPUT

Add Customer & Items

Select your client or enter party GSTIN details. Add line items with rates and quantities.

02 / CALCULATE

Auto-Tax & Preview

InvoiceOne automatically applies 18%, 12%, or 28% CGST/SGST/IGST rates and builds the PDF preview.

03 / SHARE

Export & Track

Download the PDF, share via WhatsApp, and mark payments as received when money hits your account.

Why Rely on InvoiceOne

Purpose-built to eliminate spreadsheet headaches and simplify compliance.

100%
GST Compliant &
Auto Tax Split
< 10s
Invoice Creation &
PDF Export
Cloud
Web & Mobile
Realtime Sync
₹0
Free Starter Plan
To Get Started
FREE UTILITY TOOL

Interactive GST Tax Calculator

Calculate exact CGST, SGST, and IGST amounts instantly for any Indian GST tax slab (5%, 12%, 18%, 28%).

Tax Breakdown 18% GST SLAB
Net Base Amount: ₹50,000.00
CGST (9%): ₹4,500.00
SGST (9%): ₹4,500.00
Total Invoice Amount: ₹59,000.00

Looking for more than manual calculation?

InvoiceOne automatically applies HSN rates, customer state codes, tax splits, and builds publication-ready PDF GST invoices in <10 seconds.

Simple, transparent plans for every business.

Start for free today. Upgrade anytime as your invoicing and client volume grows.

Free Starter

Ideal for freelancers and small setups starting out.

₹0
Free forever
  • 1 Invoice / month
  • 1 Estimate / month
  • Up to 50 Customers & Items
  • Standard PDF Invoice Export
  • Direct WhatsApp & Email sharing
  • 1 Business Firm & Single Device
Get Started Free

Pro Monthly

Flexible month-to-month plan with full Pro capabilities.

₹99
/ month (billed monthly)
  • Unlimited Invoices & Estimates
  • Unlimited Purchase Bills & Expenses
  • Unlimited Customers & Firms
  • Access to all business reports
  • All Premium PDF Templates
  • Custom Logo & Signature
  • Multi-Device Cloud Sync
Choose Pro Monthly

Pro Annual

Standard annual plan for growing businesses.

₹999
/ year (₹83 / month)
  • Unlimited Invoices & Estimates
  • Unlimited Purchase Bills & Expenses
  • Unlimited Customers & Firms
  • Access to all business & GST reports
  • All Premium PDF Templates
  • Multi-Device Cloud Sync
Choose Pro Annual
BEST VALUE · LIFETIME DEAL

Founding Member

Exclusive VIP tier for early adopters with lifetime price-lock.

₹799
/ year (locked forever)
★ Only for first 1,000 customers
  • Everything in Pro Annual
  • Priority 24/7 VIP Support
  • Early access to INVA AI
  • Unlimited multi-device access
  • Price-lock guarantee forever
  • Exclusive Founding Member Badge
Join as Founding Member →

Ready to streamline your business invoicing?

Join thousands of Indian business owners managing invoices, taxes, and clients effortlessly.

Get Started Free Now →
GET IN TOUCH

Have questions? We're here to help.

Whether you need help selecting a plan, setting up GST profiles, or custom enterprise solutions, our team is at your service.

📧

Email Support

Direct priority email responses within 2 hours.

support@invoiceone.in

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