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Calculators

Every calculator shows its formula, runs on Indian rules for FY 2026-27, and lets you save and compare scenarios.

20 calculators
#CalculatorWhat it answersCategory
1GST CalculatorAdd or remove GST at 5%, 18% or 40%, with the CGST/SGST or IGST split.GST & tax2Working Capital & Cash Conversion Cycle CalculatorFind how many days your cash is stuck in stock and receivables, and how much a faster cycle frees up.Business finance3Break-even CalculatorUnits and sales you need each month to cover fixed costs, plus your margin of safety.Business finance4Business Loan EMI CalculatorEMI, total interest and the true annual cost after processing fees, with a full repayment schedule.Loans & home5Home Loan Prepayment vs Invest CalculatorShould a lump sum go into your home loan or into investments? Compares wealth at the end of the loan.Loans & home6Old vs New Tax Regime CalculatorTax under both regimes for FY 2026-27, and the deductions you need for the old regime to win.GST & tax7Cash Runway CalculatorMonths until the bank balance hits zero, with growth in revenue and costs built in.Business finance8Gross Margin & Markup CalculatorConvert between margin and markup, or find the price for a target margin.Business finance9Inventory Turnover & Days of Stock CalculatorHow fast stock sells, how many days your current stock will last, and when to reorder.Business finance10CAC & LTV CalculatorCustomer acquisition cost, lifetime value, LTV:CAC ratio and payback in months.Business finance11GST Late Fee & Interest CalculatorLate fee with turnover-based caps and 18% interest for a late GSTR-3B or GSTR-1.GST & tax12Rent vs Buy a Home CalculatorCompares your net worth after renting and investing the difference against buying with a loan.Loans & home13SIP & Step-up SIP CalculatorWhat a monthly SIP grows to at an assumed return, with a yearly step-up and inflation-adjusted value.Investing14Loan Balance Transfer CalculatorIs moving your loan to a lower rate worth the fees? Net saving and break-even month.Loans & home15In-hand Salary Calculator (CTC to Take-home)Monthly take-home from your CTC under both tax regimes, with PF at the new ₹25,000 wage ceiling.GST & tax16DSCR Calculator (Debt Service Coverage)Check if your profits cover loan repayments the way banks test it, and the largest loan you can take.Business finance17NPV, IRR & Payback CalculatorEnter a project’s cash flows year by year to get NPV, IRR, payback and discounted payback.Business finance18D2C Pricing Calculator (Cost to MRP)Work back from landed cost, fees, returns and ad spend to the price and MRP that hit your margin.Business finance19Receivables Ageing & DSO CalculatorPaste your debtor buckets to get DSO, the share that is overdue and the provision you should hold.Business finance20Freelancer Tax & Advance Tax CalculatorTax on professional income under the presumptive scheme or actual expenses, with advance-tax dates.GST & tax