Stop Manual Work - Automate Everything

Tired of manual invoices, quotations & customer management?

End the copy-paste nightmare. DocMaster automates invoice creation, quotation generation, inventory tracking, and customer management - all in Google Sheets. No external CRM software required. Your data stays in Google Drive and Sheets with full control.

1-click bulk generation - create hundreds of invoices or quotes instantly
Smart inventory management with auto-decrease and stock tracking
Built-in customer CRM with order history and duplicate prevention
No external CRM tools required - everything runs in your Sheet
Use any Google Docs or .docx template - same template for invoices & quotes

From prospect quote to paid invoice - all in one sheetInvoice and quotation automation in Google SheetsFrom spreadsheet to professional PDF in secondsNo more copy-paste for quotes and invoicesBulk generate quotes and invoices while you focus on businessNo external CRM software requiredZero external software dependencyYour data never leaves Google - 100% secureFree plan with paid upgradesSetup in 10 minutes, save hours every weekProfessional invoices and quotes from the tools you knowThe easiest way to automate Google Sheets invoicing & quoting

Start with guided setup See how it works

Built for Sheets-first teams

Keep your data inside Google Drive, then generate invoices with a structured, repeatable flow.

3 clicks

Invoice or Quote ready

10 min

Complete setup

Free plan

Paid upgrades available

See DocMaster in Action

Watch this complete tutorial and walkthrough to see how DocMaster automates your invoicing, quotations, and order management.

Tired of Manual Copy-Paste for Every Invoice?

Stop wasting hours on repetitive work. Design your template once, generate hundreds of perfect invoices & quotations with 1 click. No more manual data entry, no more mistakes.

Step 1: Design Template with Markers

One-time setup

Google Docs invoice template with markers before processing

Your template with markers:

Add your logo, branding, and company details
Place markers like {{customer_name}} and {{order_total}}
Format the layout exactly how you want it
Save as your invoice template
Do this ONCE. Use forever.

Step 2: Click Generate

Perfect invoice in 1 second

Professional invoice generated from template with all data filled

DocMaster generates the invoice:

Click "Generate Invoice" in Sheets sidebar
All markers replaced with real data from your order
Customer details, items, prices, taxes—all filled perfectly
Calculations done automatically, formatting preserved
Professional invoice ready to send in 1 second

The markers like {{customer_name}} get replaced with real data

Design your template once with your branding and markers. DocMaster reads your order data from Sheets and fills every field automatically. What took 30 minutes of copy-paste now happens instantly.

Stop Wasting 2 Hours Daily on Manual Invoices

Meet Maya — a bakery owner who was drowning in spreadsheet chaos until she discovered one-click invoice generation

Before DocMaster

5:30 AM - The Nightmare Begins

Every single morning, Maya loses 2 hours to:

Creating invoices manually — 30 minutes per invoice, copying customer details from WhatsApp, calculating totals with a calculator. One wrong number means redoing everything.
Searching for customer info — scrolling through old orders or asking the same customer twice because she forgot she already saved their details.
Fixing calculation mistakes — tax wrong, total wrong, discount wrong. Every mistake means an embarrassing call and redoing the invoice.
Tracking who paid — writing "PAID" on printed copies, losing track of pending payments, chasing customers who already paid.

"30 minutes to create ONE invoice. Got the total wrong. Sent Mr. Sharma someone else's invoice by mistake. He called confused — I wanted to cry."

— Maya, after another exhausting day

With DocMaster

Now: One Click, One Second, Done

Today, Maya creates perfect invoices in ONE CLICK:

ONE CLICK invoice generation — customer details auto-filled, items auto-populated, tax auto-calculated, total perfectly accurate. What took 30 minutes now takes 1 second.
Customer info saved forever — type once, select from dropdown forever. Never ask twice, never search old orders, never lose contact information.
Zero calculation mistakes — tax, discounts, and totals calculated automatically. No calculator, no embarrassing calls, no redoing invoices.
Payment tracking that actually works — see who paid instantly, know who's pending at a glance. Never chase customers who already paid.

What Maya Got Back Today:

✓24 invoices in 24 seconds

✓2 hours saved every day

✓Zero mistakes this month

✓₹48,000 collected on time

"I click one button. A perfect invoice appears. I got my evenings back."

The Real Reason DocMaster Works

You're not buying a "CRM." You're buying back 2 hours daily, eliminating calculation mistakes, and getting one-click invoices instead of 30-minute manual work.

No download. No migration. Just open Google Sheets and click.

How Small Businesses Actually Use It

Customer calls for order

Open Sheets, select customer from dropdown (or add new one in 10 seconds). Their address, email, and GSTIN auto-fill.

Add items to cart

Select products, enter quantities. Price, tax, and subtotal appear instantly. Check stock before confirming.

Apply discount if needed

Add 10% discount. Grand total recalculates automatically. No manual math, no mistakes.

Click "Generate Invoice"

One click. Professional invoice created in Google Docs with your branding. Send to customer. Mark paid when done.

Your Data Never Leaves Your Google Drive

DocMaster runs entirely inside YOUR Google workspace. We never see, store, or touch your invoices, customers, or orders.

🔒

Zero External Storage

Codeinate.com never stores your invoices, customer names, or order data. Everything stays in your Google Sheets and Docs.

☁️

Runs in Google Cloud

DocMaster runs as a Google Sheets add-on using Google Apps Script. All processing happens inside Google's infrastructure under YOUR account.

👤

You Own Everything

Your Sheets, your Docs, your Drive folder. You can export, backup, or delete everything anytime. DocMaster just automates the clicks.

🚫

No Vendor Lock-In

Stop using DocMaster? Your data is already in Google Sheets format. No export, no migration, no data loss. Just standard spreadsheets.

100% Google Ecosystem

DocMaster reads from your Sheets, writes to your Docs, and saves to your Drive. Your business data stays exactly where it is—safe, private, and under your control forever.

Turn Google Sheets Into Your Business Database

Stop treating Sheets like scattered notes. DocMaster structures them like a real database with connected tables and automatic relationships.

Robotic automation working with Google Sheets and Docs

Automated database operations — DocMaster connects your tables and handles calculations behind the scenes

📦 Items Table

Product Name • Price • Stock • Tax RateYour inventory catalog

👤 Customers Table

Name • Email • Phone • Address • GSTINSave once, use forever

📋 Orders Table

Order ID • Customer • Date • Status • TotalTrack every sale

🛒 Order Items Table

Item • Quantity • Price • Tax • SubtotalWhat's in each order

What You Get

Connected Tables

Items link to Order Items. Orders link to Customers. Change a product price once, it updates everywhere automatically.

No Duplicate Data

Customer details entered once, selected from dropdown in every order. Update address once, every future invoice shows the new address.

Automatic Calculations

Subtotals, taxes, discounts, and final totals calculated instantly. Change quantity? Total updates. Change tax rate? Total updates.

Real-Time Inventory

See stock levels live. Know what's available before creating orders. Track what's selling and what's sitting.

Spreadsheet Outside. Database Inside.

Your team sees familiar Google Sheets. Behind the scenes, DocMaster treats them like a structured database with relationships, validation, and automatic updates.

A Mini CRM Built Right Into Your Sheets

Inventory management, customer tracking, and instant invoice generation—all in one place, no separate software needed.

Inventory Management

Track every product with name, price, stock, and tax rate
See what's in stock before creating orders
Update prices once, apply everywhere automatically
Filter and search products instantly

Customer Database

Save customer details once—name, email, phone, address, GSTIN
Select from dropdown in every new order
Update address? All future invoices show the new one
Never ask customers for the same info twice

Instant Invoicing

Generate professional invoices in one click from orders
Tax, discounts, and totals calculated automatically
Track payment status: Draft → Sent → Paid
Bulk generate 100 invoices while you grab coffee

Everything Small Businesses Need. Nothing They Don't.

No CRM subscription. No accounting software. No separate invoice tool. Just Google Sheets doing more than you thought possible.

Quick tour

A short, guided path to your first invoice—built for clarity, not complexity.

Initialize your Sheets database

Create the Items, Customers, Orders, and Order Items tabs in one click.

Design the Google Docs template

Add your branding and insert markers to place customer and invoice fields.

Select the template in the sidebar

Choose the template you just edited so DocMaster can use it for processing.

Generate or preview invoices

Create orders, preview output, then run bulk generation with confidence.

Open the full documentation

Follow the step-by-step guide for setup, markers, and automation tips.

View DocMaster documentation

Frequently Asked Questions

Everything you need to know about automating invoices with Google Sheets

Still have questions?

Contact Support

Start with the guided documentation

Follow the setup, marker, and automation walkthrough to build your first invoice flow.

Open documentation

Tired of manual invoices, quotations & customer management?

Built for Sheets-first teams

See DocMaster in Action

Tired of Manual Copy-Paste for Every Invoice?

Step 1: Design Template with Markers

Step 2: Click Generate

Stop Wasting 2 Hours Daily on Manual Invoices

5:30 AM - The Nightmare Begins

Now: One Click, One Second, Done

The Real Reason DocMaster Works

How Small Businesses Actually Use It

Customer calls for order

Add items to cart

Apply discount if needed

Click "Generate Invoice"

Your Data Never Leaves Your Google Drive

Zero External Storage

Runs in Google Cloud

You Own Everything

No Vendor Lock-In

Turn Google Sheets Into Your Business Database

What You Get

Connected Tables

No Duplicate Data

Automatic Calculations

Real-Time Inventory

A Mini CRM Built Right Into Your Sheets

Inventory Management

Customer Database

Instant Invoicing

Quick tour

Initialize your Sheets database

Design the Google Docs template

Select the template in the sidebar

Generate or preview invoices

Open the full documentation

Frequently Asked Questions

How do I create invoices and quotations from Google Sheets automatically?

Can I generate multiple invoices or quotations at once from Google Sheets?

What's the difference between creating an invoice vs quotation in DocMaster?

Tired of creating manual invoices and quotations? Is there a better way?

How do I manage inventory and customers in Google Sheets?

Does DocMaster work with existing Google Sheets templates?

Is my data safe with DocMaster?

Do I need external CRM software to use DocMaster?

How long does it take to set up invoice automation?

Can I customize invoice templates and add my logo?

What file formats can DocMaster generate?

Start with the guided documentation

How Small Businesses Actually Use It

Customer calls for order

Add items to cart

Apply discount if needed

Click "Generate Invoice"

Your Data Never Leaves Your Google Drive

Zero External Storage

Runs in Google Cloud

You Own Everything

No Vendor Lock-In

Turn Google Sheets Into Your Business Database

What You Get

Connected Tables

No Duplicate Data

Automatic Calculations

Real-Time Inventory

A Mini CRM Built Right Into Your Sheets

Inventory Management

Customer Database

Instant Invoicing

Quick tour

Initialize your Sheets database

Design the Google Docs template

Select the template in the sidebar

Generate or preview invoices

Open the full documentation

Frequently Asked Questions

How do I create invoices and quotations from Google Sheets automatically?

Can I generate multiple invoices or quotations at once from Google Sheets?

What's the difference between creating an invoice vs quotation in DocMaster?

Tired of creating manual invoices and quotations? Is there a better way?