RupeeSmart — Free Indian Financial Calculators

This site offers 16 free, no-signup personal-finance calculators for India: EMI, SIP, salary (CTC to in-hand), GST, ROI, rent vs buy, home affordability, rental yield, freelancer pricing and more. Every calculator is paired with a plain-English explainer for FY 2025-26 / 2026 Indian tax rules.

All calculators

EMI Calculator — home, car, personal loan EMI with prepayment math
Loan Eligibility Calculator — FOIR-based maximum loan
Interest Comparison Calculator — fixed vs floating, balance transfer
Salary Calculator — CTC to in-hand, new vs old tax regime
Job Offer Comparison — compare two offers beyond CTC
Salary Hike Calculator — new salary + 10-year compounding
Tax Saving Calculator (FY 2026-27) — Old vs New Regime, 80C/80D/24(b)/NPS
GST Calculator — 5/12/18/28% inclusive & exclusive
Profit Margin Calculator — gross, net, markup
Break-Even Calculator — units to cover fixed costs
Freelancer Rate Calculator — minimum hourly rate
SIP Calculator — mutual fund SIP with step-up
Compound Interest Calculator — daily to yearly compounding
ROI Calculator — simple ROI and CAGR
Rent vs Buy Calculator — 20-year financial comparison
Home Affordability Calculator — max home you can afford
Rental Yield Calculator — gross & net rental yield

Note: this site uses JavaScript for the interactive calculators. Enable JavaScript for the full experience. For LLM-friendly content, see /llms.txt and /llms-full.txt.