Free tools for Indian businesses
Quick, accurate calculators and generators for the numbers you deal with every week — subsidies, EMIs, payouts and GST invoices.
Rooftop solar subsidy calculator
Estimate the central subsidy, net cost, monthly generation and payback period for a rooftop solar system under PM Surya Ghar.
Open the rooftop solar subsidy calculatorLoan EMI calculator
Work out the monthly EMI, total interest and a year-by-year repayment schedule for home, business, car or personal loans.
Open the loan emi calculatorDSA commission calculator
Calculate a loan DSA’s payout on a disbursement, including GST on the invoice, TDS deducted by the lender and the sub-DSA partner’s share.
Open the dsa commission calculatorGST invoice generator
Create a GST tax invoice in your browser with automatic CGST, SGST or IGST, amount in words and GSTIN checks, then print or save it as PDF.
Open the gst invoice generatorWhy these are free. We build software for clinics, solar installers, lenders, traders and dozens of other businesses, and these are the calculations our customers ask about most. Use them as often as you like. When you’re ready to stop doing them by hand, our products do them for you.
Want these numbers worked out automatically, every day?
Book a 30-minute walkthrough with a product specialist. We’ll show you your own workflow — not a generic slide deck.