Finance
Discover all our free tools for the Finance category.
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Retirement
8 tools401(k) Calculator
Estimate your 401(k) balance at retirement based on salary, contributions, and employer matching.
Annuity Payout
Estimate your monthly income stream or how long your capital will last during the annuity payout phase.
Universal IRA Calculator
Compare Traditional IRA, Roth IRA, SEP, and SIMPLE plans to determine the most tax-efficient retirement strategy.
Pension Calculator
Compare your pension options: is it better to take a lump sum payment or a lifelong monthly annuity?
Retirement Calculator
Plan your retirement with confidence: estimate your savings balance and how long your money will last.
RMD Calculator
Calculate your Required Minimum Distribution (RMD) for U.S. retirement accounts based on current IRS lifecycle tables.
Roth IRA Calculator
Estimate your Roth IRA balance at retirement and compare it with a regular taxable investment account.
Social Security Calculator
Find the ideal age to start your U.S. Social Security benefits (between 62 and 70) for maximum lifetime value.
Loan Calc
9 toolsExpert Amortization Calculator
Complete amortization schedule with extra payments and visualization.
Annuity Payment Calculator
Estimate your periodic income or repayments with precision.
Credit Card Calculator
Expert Cumulative Interest Calculator
Visualize cumulative interest per period and the impact of early repayments.
Debt Payoff Calculator
Plan your journey to debt freedom using the Avalanche method.
Expert EMI Calculator
Calculate your loan installments with detailed analysis.
Personal Loan Calculator
Complete simulator for auto, home, and personal loans.
Payment Calculator
Universal Loan Calculator
Investment
12 toolsAnnuity Calculator
Estimate the future value of your annuity during the accumulation phase with regular deposits.
Average Return
Calculate your average annual return (geometric) and cumulative ROI across multiple periods or cash flows.
Bond Calculator
Calculate bond price, yield to maturity (YTM), or coupon rate for fixed-income securities.
Compound Interest
Simulate your wealth growth with compound interest. Includes periodic contributions, tax impact, and inflation adjustment.
Future Value (FV)
Calculate the future value (FV) of your investment based on periodic deposits and interest rates.
Investment Calculator
Plan your investments by calculating either your final capital, the required return rate, or the monthly savings needed.
IRR Calculator
Calculate the Internal Rate of Return (IRR) for your projects and investments based on cash flows.
Mutual Fund Calculator
Estimate your mutual fund growth. Calculate the impact of expense ratios and systematic investment plans (SIP).
Payback Period
Determine how long it takes to recover your initial investment with simple or discounted payback methods.
Present Value (PV)
Calculate the present value (PV) of a future amount or a series of periodic payments based on interest rates.
Return on Investment (ROI)
Calculate the return on investment (ROI) for your projects, stocks, or real estate simply and accurately.
Expert Roth IRA Calculator
Simulate your Roth IRA retirement savings with 2024 IRS rules.
Loan
4 toolsAuto Lease Calculator
Estimate your car leasing monthly payments based on vehicle price, residual value, and money factor.
Auto Loan Calculator
Calculate your auto loan monthly payments or estimate the maximum purchase price based on your budget.
Rebate vs. Low Interest
Find out if it's better to choose a cash back rebate or a promotional interest rate for your auto loan.
Real Interest Rate
Find the real annual interest rate of your loan based on the borrowed amount and your monthly payments.
Savings
2 toolsCompound Interest
1 toolCredit Card Payoff
1 toolRetirement Withdrawal
1 toolEstate Tax Calc
1 toolTax
2 toolsIncome Tax Calculator
Estimate your US federal income taxes for 2025 and 2026. Calculate your potential refund or amount owed.
Marriage Tax Calculator
Estimate the financial impact of marriage on your federal income taxes. Compare filing jointly vs filing as singles.
Inflation Calc
1 toolMath
3 toolsInterest Rate Converter
Convert nominal interest rates to effective annual rates (APY) based on different compounding frequencies.
Simple Interest
Quickly calculate simple interest, principal, rate, or time. Formula I = P * r * t.
TVM Finance Calculator
Use this comprehensive financial calculator to solve Time Value of Money (TVM) problems (PV, FV, PMT, I/Y, N).
Lease vs Buy
1 toolMortgage Calc
1 toolSalary Calc
2 toolsTax Estimator
1 toolAuto Loan Calc
1 toolAbout Finance tools
This section brings together all the Finance tools available on Dolf.in. We strive to provide simple, fast and totally free tools to help you in your daily tasks.
Each tool is designed to be run directly in your browser (serverless), thus ensuring total privacy of your data. Browse our subcategories to find the tool that exactly matches your needs.