Free Online Interest & Loan Calculators

Instantly calculate your FD maturity, EMI, SIP returns, RD growth, Simple Interest, Compound Interest and solve loan problems with our easy-to-use calculators.

Simple Interest

Quickly calculate simple interest for loans, deposits, or investments.

Calculate SI

Compound Interest

Calculate compound interest growth with different compounding frequencies.

Calculate CI

FD Calculator

Find your Fixed Deposit maturity, interest earned and growth.

Calculate FD

EMI Calculator

Calculate your monthly loan EMI, total payment and interest for any loan type.

Calculate EMI

SIP Calculator

Plan your Systematic Investment Plan and estimate long-term wealth creation.

Calculate SIP

RD Calculator

Estimate your Recurring Deposit maturity value and interest earned.

Calculate RD

Loan Solver

Solve for EMI, Principal, Rate or Tenure when you only know three of them.

Use Loan Solver

Gold Calculator

Calculate gold value, purity and price with live price; see how gold investment grows.

Use Gold Calculator

From Our Blog

Latest guides and insights on saving, investing, and understanding interest better.

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Why Use AI Interest Calculator?

Managing money requires accurate financial calculations. Whether you are planning an investment in Fixed Deposits (FD), Systematic Investment Plans (SIP), Recurring Deposits (RD), or taking a loan, you need reliable tools to make the right decision. AI Interest Calculator provides a set of free online financial calculators that give instant results.

Our Calculators Explained

FD Calculator

A Fixed Deposit (FD) is one of the safest investments. Our FD calculator helps you calculate the maturity value based on deposit amount, interest rate, period, and compounding frequency.

EMI Calculator

Loans are a part of modern life. Our EMI calculator lets you know your monthly installment, total interest, and total repayment amount instantly. You can even choose installment frequency.

SIP Calculator

A SIP calculator helps investors plan mutual fund investments. By entering monthly investment, interest rate, and tenure, you can calculate your expected wealth at maturity.

RD Calculator

Recurring Deposit is a disciplined way of saving. Use our RD calculator to find how small monthly deposits grow into a large sum over time.

Simple Interest Calculator

Simple interest is used in short-term loans. Our calculator gives quick results using the formula SI = P × R × T / 100.

Compound Interest Calculator

Compounding makes your money grow faster. Our CI calculator lets you see how your investment grows when interest is reinvested.

Loan Solver

Sometimes you don’t know all loan details. Loan Solver allows you to calculate EMI, Principal, Rate, or Tenure when you have any three values.

Benefits of Using Our Tools

Example Scenarios

✅ Planning an FD? Use the FD Calculator to find maturity value.
✅ Taking a loan? Use EMI Calculator or Loan Solver to find details.
✅ Investing in SIP? Try the SIP Calculator to plan your portfolio.
✅ Saving monthly? The RD Calculator is perfect.
✅ Want to check interest? Use Simple or Compound Interest Calculator.

Frequently Asked Questions

1. Are these calculators free?

Yes, all calculators on this website are 100% free to use.

2. Can I use them for any currency?

Yes, while values show in ₹ (INR), the formulas work for any currency.

3. How accurate are these results?

Our calculators use standard mathematical formulas, making them highly accurate.

4. Do I need to download an app?

No, everything works directly in your browser.

5. Are these calculators mobile-friendly?

Yes, the website is responsive and works on any device.

6. What is the difference between Simple and Compound Interest?

Simple interest grows linearly, while compound interest grows exponentially due to reinvestment.

7. Can I share these calculators?

Yes, feel free to share with friends, family, or colleagues.

8. Do you store my data?

No, all calculations happen locally in your browser.