About CalcHub

Free, fast, and accurate financial calculators for everyone.

CalcHub is a free online calculator platform providing fast, accurate financial calculators for loans, investments, real estate, taxes and more. We believe complex financial decisions should be backed by solid calculations — and those tools should be free and accessible to everyone.

Our Mission

We believe everyone deserves access to accurate financial tools. Our mission is to make complex financial calculations simple, fast, and accessible to everyone — completely free, with no login required and no personal data collected.

What We Offer

  • 54+ free financial calculators
  • Real-time calculations — results update as you type
  • No login or registration required
  • Mobile-friendly design — works on any device
  • Privacy first — all calculations happen in your browser
  • Dark mode support
  • Share and print your results
  • Visual charts and amortization tables

Our Calculator Categories

🏦 Loan & EMI

16 calculators — EMI, amortization, debt payoff, credit card, lease and more.

📈 Investment & Savings

15 calculators — Compound interest, SIP, mutual fund, ROI, IRR and more.

🏠 Real Estate

11 calculators — Affordability, rent vs buy, refinance, rental property and more.

📊 Tax & Other

5 calculators — GST, sales tax, inflation, currency converter and more.

💼 Business & Finance

6 calculators — Margin, depreciation, budget, TVM calculator and more.

🚗 Auto

Cash back vs low interest — find the best car deal.

Privacy & Security

All calculations on CalcHub are performed locally in your browser using JavaScript. We never send your financial data to any server. We do not collect, store, or sell any personal information. Read our full Privacy Policy.

Accuracy

All calculators use standard financial formulas verified for accuracy. Results are estimates for educational purposes — always verify important financial decisions with a qualified professional.

Contact Us

Have a suggestion, found a bug, or want a new calculator? We'd love to hear from you. You can reach us at: contact@etechhunter.com

We read all feedback and continuously improve our calculators based on user suggestions.