Skip to content

Student loans

Compare federal repayment plans, model multiple loans, weigh refinancing, and plan for taxes, marriage, and PSLF — with calculators, guides, and reference pages that stay in your browser. No ads, no lender affiliates, no upsells.

Looking for a single fixed-repayment estimate? Use the student loan calculator.

Calculators

Interactive tools for plan comparison, payoff strategy, refinancing, and tax decisions.

  • Plan comparison

    Compare all seven federal repayment plans side by side — monthly payment, total interest, forgiveness, and payoff timeline.

    Open →
  • Multi-loan payoff

    Model every loan with its own rate, balance, and grace period. Compare avalanche, snowball, and proportional payoff.

    Open →
  • Refinance vs. keep federal

    Compare private refinancing against staying federal — including IDR, PSLF, and forgiveness tradeoffs.

    Open →
  • Pay extra vs. invest

    See whether extra cash builds more wealth paying down the loan or investing while making minimum payments.

    Open →
  • Tax deduction

    Calculate your student loan interest deduction and tax savings, including the full phase-out.

    Open →
  • Deferment cost

    See how much a payment pause costs in accrued interest, capitalization, and extra lifetime cost.

    Open →
  • Marriage & IDR

    See how marriage changes IDR payments under MFJ vs. MFS — and whether filing separately is worth it.

    Open →

Guides

Practical checklists for repayment, hardship, PSLF, and taxes.

Reference

Loan types, state vs. federal differences, and how to read your statement.