School Loan Calculator

Quickly estimate your student loan payments with our easy-to-use calculator. Input loan amount, interest rate, and term to see monthly costs, total interest, and repayment options. Plan your budget and save money!

Payment Calculator
Plan Comparison
Amortization Schedule

Student Loan Payment Calculator

Repayment Plan Comparison

Amortization Schedule

100% browser-based No upload to server Free to use

Frequently Asked Questions About Online Calculators

Is the School Loan Calculator really free to use for estimating monthly payments?

Yes, completely free. There are no paywalls, no premium tiers, and no credit card required. All features—the payment estimator, plan comparison, and full amortization schedule—are available without any cost. The only “catch” is a minimal, non-intrusive ad to support the hosting, but it never asks for your information.

Can I use this calculator for private student loans as well as federal loans?

Absolutely. The math behind loan amortization works the same for both private and federal student loans. Just enter the principal amount, the annual percentage rate (APR) your lender gave you, and the loan term in years. It’s equally accurate for a $5,000 private loan from a credit union or a $60,000 federal Direct loan.

How does the income-driven repayment estimate work without knowing my salary?

The tool uses a simplified model based on typical discretionary income percentages (around 10-15% of your income above 150% of the poverty line). For a precise IDR number from the Department of Education, you’d need to submit your tax info. However, the calculator’s estimate is within 10-20% of the actual figure, which is accurate enough for budgeting and comparing plans. For exact figures, treat this as a directional tool before you apply for IDR.

Does the amortization schedule update if I make extra payments?

The schedule as generated assumes you make exactly the calculated monthly payment on time every month. To model extra payments, a good technique is to shorten the loan term in the main payment tab until the monthly payment matches your planned payment (base + extra). Then generate a new schedule. The new total interest shown will be very close to what you’d actually save.

Is it safe to use a school loan calculator on a public or shared computer?

Yes, because no data is ever uploaded. Everything runs locally in your browser’s JavaScript. You could disconnect your internet after the page loads, and the calculator would still work perfectly. Your loan amounts and interest rates never touch our server, so there’s no history or log to clear. This makes it safer than most banking websites you might use in a public setting.

Making the Decision That Saves You Money

The hardest part of student loans isn’t the math—it’s the uncertainty. Not knowing if you can afford the payment, or if you’re choosing the wrong plan, keeps people stuck. But once you run your numbers through the School Loan Calculator, that uncertainty dissolves. You’ll know your baseline monthly cost. You’ll see exactly how much interest each plan adds. And you’ll have a year-by-year map of where your money goes.

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