Live Invoice Builder
See your invoice take shape in real time as you type. What you see is exactly what your client receives — zero guesswork.
Trusted by 5,000+ CA Firms
GST Invoicing
For Professionals.
Create professional tax invoices in seconds, collect payments via auto-generated UPI QR codes, and keep every client's ledger perfectly organized, all from one cloud platform built exclusively for individual professionals and small businesses.
100% GST Compliant · No Credit Card Required
5,000+ CA Firms
₹500Cr+ Billed
4.9★ Rating
Mehta & Co.
GSTIN: 27AAAAA0000A1Z5
ServiceAmount
Statutory Audit Fees
Professional Services · AY 2024-25
GST Consultation
Advisory · Q3 Filing
SCAN TO PAY
Subtotal₹33,500
GST (18%)₹6,030
Total Payable
₹39,530
Incl. GST (18%)
Built for Indian Professionals
Everything a Professional Needs
from an Invoice Generator Software
Purpose-built for Indian professionals with features far beyond just invoicing.
Instant UPI QR Payments
Every invoice auto-generates a UPI QR code encoded with the exact amount. Clients scan and pay in seconds — no manual errors.
Smart GST Compliance
Auto-applies CGST/SGST or IGST based on client location. No more manual tax selection or compliance errors on your invoices.
Business Dashboard
Know your firm's pulse: total billed, amount collected, pending dues, and your top 5 revenue-generating services at a glance.
Client Directory & Ledger
Every transaction and outstanding amount stored automatically. Client details auto-populate on the next invoice — zero re-entry.
Your Brand, Your Invoice
Personalize once — logo, digital signature, brand colors, and terms. Every invoice you send looks like it came from a top-tier firm.
See It In Action
A Complete Billing Suite,
Beautifully Designed
Every screen crafted for speed and clarity — from dashboard to client directory.
https://www.billsetu.ai/dashboard
✦ Exclusive Integration
Built-in ICAI
Built-in ICAI
Fee Guide Access
Stop second-guessing your fees. BillSetu.ai gives you built-in access to the ICAI's official recommended fee schedule PDF — directly within the invoice builder.
Price with confidence using official ICAI benchmarks as your reference.
Reference fee ranges without leaving your billing screen — ever.
PDF
ICAI_Recommended_Fees.pdf
Official ICAI Fee Guidelines
Tax Audit Fees ₹25k – ₹50k
GST Compliance / Month ₹3k – ₹8k
Statutory Audit ₹40k – ₹1.5L
First Invoice in Under 5 Minutes
No IT team. No onboarding calls. Just open the software and go.
1
Create Profile
Add your firm name, logo, GSTIN, and digital signature once.
2
Add Clients
Build your Client Directory and Service Master in minutes.
3
Build & Send
Select a client, add UPI QR, review, and send — in under 60s.
4
Auto Updates
Dashboards and Client Ledgers update instantly — always current.
Full Feature Set
Invoicing Tools Designed Around
How Indian Professionals Work
From your first draft to your final business report, every step of your billing workflow is covered.
Live Invoice Builder
Build professional GST invoices in real time with a side-by-side preview that shows exactly how the final document will look. No surprises.
Credit & Debit Notes
Issue GST-compliant Credit or Debit Notes in seconds — linked to the original invoice or standalone. Your Client Ledger updates automatically.
Service Catalog
Build a master catalogue with HSN/SAC codes and standard rates. Select any service in one click and watch all fields populate instantly.
ICAI Fee Guide
Stop second-guessing your fees. Built-in access to the ICAI's official recommended fee schedule PDF directly within the invoice builder.
Client Directory
Maintain a digital address book with complete billing details, instantly accessible for every new invoice generation to auto-populate fields.
Easy Sharing Options
Share professional invoices, notes, and reminders via WhatsApp, email, or as a polished PDF download.
Business Dashboard
See total billed, collected, outstanding amounts, overdue alerts, and your top 5 services by revenue at a single glance.
Client Ledger
See a complete, chronological financial history for every client: every invoice, payment, and credit note applied.
Payment Recording
Record payments instantly against invoices. The outstanding balance and Client Ledger update automatically.
Scan-to-Pay QR Code
Invoices carry a UPI QR code encoded with the exact amount. Clients pay with any bank app in seconds.
Firm Personalization
Upload your firm logo, digital signature, brand colors, and standard T&Cs just once for every document.
Smart Invoicing
Automatically determines Tax Invoice vs. Regular Invoice and applies CGST+SGST or IGST based on location.
Enterprise Grade Security
Fortified with
Enterprise Security
Built to meet India's data protection standards and GST compliance requirements from day one.
256-Bit SSL Encryption
Bank-grade encryption protects all your data in transit and at rest.
100% GST Compliant
Invoice formats always match current CGST Act rules — automatically updated.
Zero Data Sharing
Your client data is yours — always. We never sell, share, or monetize it.
Secure Cloud Storage
Your records are stored on encrypted servers with daily automated backups and 99.9% uptime SLA.
Active Protection Trusted by Professionals
Real Feedback from
CAs & Growing Firms
Thousands of Indian professionals rely on KDK to simplify invoicing, streamline collections, and manage their practice with confidence.
"The Live Invoice Builder is genuinely impressive — I can see exactly how the invoice will look as I'm building it. And the ICAI Fee Guide integration? That alone saves me 10 minutes every time I'm billing a new client. I've recommended BillSetu.ai to every CA in my network."
"Earlier I used to chase clients for payments for weeks. Now, every invoice has a UPI QR code and most clients pay within the same day. My firm's outstanding receivables have dropped by almost 60% since I switched to KDK Invoicing."
"The Business Dashboard gives me a real-time view of everything — billed, collected, pending, even my top services by revenue. I check it every morning. It's like having a CFO for my own CA practice. The Client Ledger has made my client meetings so much more productive."
FAQs
Frequently Asked Questions
Find quick answers about invoicing, payments, security, and how KDK helps streamline collections and manage your practice with confidence.
Is BillSetu.ai free?
If you're an existing KDK software customer, it is free with full access to all core features. For new users, we offer payable plans with feature-based premium tiers tailored for growing CA firms.
Is it GST compliant?
Yes, fully. Every document follows the format prescribed under the CGST Act. The Smart Invoicing feature automatically selects the right tax type (CGST/SGST or IGST) based on your GST registration.
How does the UPI QR payment work?
The QR is encoded with the exact outstanding amount. Clients scan it using any UPI app (GPay, PhonePe, Paytm, etc.) and pay the precise figure — no manual amount entry, no errors, no follow-ups needed.
Can I customize the invoice design?
Absolutely. Upload your firm logo, embed your digital signature, apply your brand colors, and set your own Terms & Conditions just once. Every invoice sent will reflect your firm's professional identity.
What is the ICAI Fee Guide integration?
BillSetu.ai has the official ICAI recommended fee schedule built-in. While billing a client, you can reference the recommended fee ranges for any service without switching tabs or apps — directly inside the builder.
How does the Client Ledger work?
The Client Ledger gives you a complete financial history for each client — every invoice raised, every payment received (full or partial), every credit or debit note applied, and the running outstanding balance. You can open any client's ledger before a meeting or review call and instantly see the full picture without searching through files.
Trusted by 5,000+ CAs
Your First GST Invoice
is 5 Minutes Away.
Join thousands of CAs and Indian professionals who've made billing faster, payments instant, and compliance effortless — with zero setup headaches.
No Credit Card · No Setup Calls · Just Results