Free Business Tools for India
Create invoices, calculate GST, find HSN codes and generate business documents — instantly.
Free to use • No signup required • No watermark • Works offline
Quick GST calculator
- Taxable value
- ₹10,000.00
- GST (18% = 9% CGST + 9% SGST)
- ₹1,800.00
- Total
- ₹11,800.00
What do you need to do?
Most popular tools
See all tools →Add or remove GST from any amount, with the CGST/SGST/IGST split.
GST & Tax
CTC to in-hand breakup — basic, HRA, PF, income tax, gross and net.
Business Calculators
Search HSN/SAC codes and GST rates by product or category.
Business Lookup
Checksum and format validation, with state code lookup.
Business Lookup
Professional GST or non-GST invoices — PDF, Excel, or print.
Invoices & Sales
Itemized quotations with validity dates and terms.
Invoices & Sales
Invoices & Sales
Bill customers, quote jobs, and order from vendors.
Professional GST or non-GST invoices — PDF, Excel, or print.
Invoices & Sales
Itemized quotations with validity dates and terms.
Invoices & Sales
POs with vendor details, delivery terms, and line items.
Invoices & Sales
Bills for composition dealers and exempt supplies, with no GST charged.
Invoices & Sales
GST & Tax
Work out GST, TDS, income tax, professional tax, and import duty.
Add or remove GST from any amount, with the CGST/SGST/IGST split.
GST & Tax
Work back from a GST-inclusive price or MRP to the price before GST and the tax inside it.
GST & Tax
The 0.4% UPI MDR, 18% GST on it, and your net settlement — starting after Diwali, date to be notified.
GST & Tax
Section-wise TDS rates — 194C, 194J, 194H, 194IB, property bought from an NRI, and a Form 3CD clause 34 worksheet.
GST & Tax
Business Lookup
Look up HSN/SAC codes and check a GSTIN.
Business Calculators
Salary, CTC, and other everyday business math.
Business Documents
Letters, agreements, and other paperwork.
Government & Compliance
Registration and filing checklists.
An interactive checklist of documents and steps for Udyam registration.
Government & Compliance
Eligibility checker and step-by-step e-way bill generation guide.
Government & Compliance
LUT eligibility, RFD-11 filing steps, and a Rule 89(4) export refund estimate.
Government & Compliance
Built for Indian businesses
Not sure where to start? Pick who you are, and we'll point at the tools you'll actually use.
Invoice clients, work out GST and TDS, and chase payments.
GST-compliant billing, HSN codes, and GSTIN checks at the counter.
Quote, bill, and order — all with HSN codes on hand.
Order raw material, bill finished goods, and check GST on both.
GST, TDS, HSN, GSTIN, and spreadsheet-ready invoices for clients.
Set up your business once
Save your business details once and automatically reuse them across invoices, quotations and other documents.
Save your business name, GSTIN, address, phone, email, website, logo, bank details and signature — saved only in this browser, not on a server.
Set Up My BusinessWhy IndianBusinessTools?
- Free tools — calculators, lookups and documents at no cost
- No signup required to use any tool
- No watermark on documents
- Built for Indian businesses — GST, HSN, TDS and more
- Privacy-focused — calculators, lookups and documents all run in your browser; nothing you type is uploaded to a server
From the blog
See all posts →17 October 2026
Excel Invoice Template for GST Invoices (Free)
Make a GST invoice and download it as an Excel (.xlsx) file in a minute. See when Excel beats PDF, what the file contains, and a worked 3-item example.
16 October 2026
Bill of Supply vs Tax Invoice vs Credit/Debit Note
Which bill to give your customer: tax invoice, bill of supply, credit note or debit note. Simple rules on when to use each and who gets GST credit.
7 October 2026
How to Find the HSN or SAC Code for Your Product (2026)
Find an HSN or SAC code from a product or service name: five steps, worked examples for goods and services, and how to check the GST rate.