Free India calculators for faster business work
GST, TDS, salary, EMI, MSME payment dates and more. Get the answer, copy it, or turn it into an Excel workbook.
Start by job
What do you need to calculate?
Calculate GST or tax
GST, TDS, TCS, tax regime and due-date calculators.
Salary and payroll
In-hand salary, CTC breakup, attendance, leave and PT.
Loans and money planning
EMI, property cost, startup runway and rent receipts.
Business payments
MSME due dates, invoice aging and purchase GST summaries.
Sales, stock and margin
E-commerce margin, inventory reorder, discounts and commission.
Special business cases
Works contract, hospital billing, school fees and logistics.
Finance
9 tools
GST Calculator
Calculate CGST, SGST & IGST instantly. Inclusive & exclusive modes with state-wise split.
TDS Calculator
Calculate TDS by section (194C, 194J, 194H, 194I, etc.) with threshold checks.
Net Salary Calculator
CTC/Gross to in-hand salary with PF, ESI, PT & TDS deductions. State-wise PT.
Income Tax Comparator
Compare Old vs New tax regime for FY 2025-26. Find which saves you more.
Loan EMI Calculator
Calculate EMI, total interest & amortization schedule with prepayment option.
CTC Breakup Calculator
Break down CTC into Basic, HRA, PF, ESI, Gratuity & in-hand salary.
TCS Calculator
Calculate Tax Collected at Source under sections 206C — scrap, minerals, motor vehicle, overseas remittance.
Real Estate Cost Calculator
Total cost of property — stamp duty, registration, GST on under-construction, brokerage by state.
Startup Burn Rate Calculator
Monthly burn rate, runway in months, break-even forecast. Track cash vs revenue.
Operations
2 tools
Trade
6 tools
E-commerce Margin Calculator
Calculate net margin after platform fees, GST, shipping & returns for Flipkart, Amazon, Meesho.
Stock Reorder Calculator
Calculate reorder level, reorder quantity & days until stockout using EOQ formula.
Scheme & Discount Calculator
Calculate effective price after scheme discounts (Buy X Get Y) with GST impact.
Purchase Register GST Summary
Summarize purchases with GST split — CGST, SGST, IGST and ITC eligible amount.
Commission & Incentive Calculator
Calculate slab-wise commission, target incentive & TDS u/s 194H on commission.
Freight & Logistics Cost Calculator
Calculate freight cost by weight/distance, insurance, GST on transport services.
Reference
2 tools
Specialized
5 tools
MSME 45-Day Payment Tracker
Track MSME payment deadlines. Calculate interest penalty at 15% p.a. for delays.
Works Contract GST Calculator
GST on works contracts — material + labour split, TDS u/s 194C, reverse charge check.
Hospital Billing Calculator
Room charges, doctor fees, pharmacy, GST on healthcare — room-rent threshold for 5% GST.
School Fee & GST Calculator
School/college fee breakup — tuition, development, transport. GST on non-education services.
Rent Receipt Generator
Generate rent receipts for HRA exemption. Auto-check if landlord PAN is required (>₹1L/yr).
Need a workbook, not just a number?
Turn a calculator result into a ready-to-use Excel workbook with formulas, dropdowns and a dashboard.
Create a Workbook