Retirement planning calculators
See how much you need to retire, what your 401k can become, and how long your money will last.
11 free calculators
Retirement Savings Calculator
Estimate your retirement pot and the yearly income it could support using the 4% rule.
Open calculator →FIRE Number Calculator
Find how much you need to retire early (FIRE) and how many years it will take.
Open calculator →Roth vs Traditional IRA Calculator
Compare Roth and Traditional retirement accounts after tax, based on your tax rate now and in retirement.
Open calculator →401(k) Calculator with Employer Match
Project your 401(k) or workplace pension balance with salary growth and employer match.
Open calculator →Coast FIRE Calculator
Find the amount you need invested now so you can stop saving and still reach your retirement target.
Open calculator →How Long Will My Retirement Money Last?
Test whether your savings will last given yearly withdrawals, returns and inflation.
Open calculator →Years to Retirement from Savings Rate
See how many years until you can retire based on how much of your income you save.
Open calculator →Monte Carlo Retirement Simulator
Run 2,000 simulated market futures to see the real chance your retirement money lasts, not just one average answer.
Open calculator →When Can I Retire? Early Retirement Age Calculator
Find the earliest age your savings can support the lifestyle you want, using a safe withdrawal rate and inflation.
Open calculator →Social Security: When to Claim Calculator
Compare claiming Social Security at 62, full retirement age or 70, with break-even ages and total benefits.
Open calculator →RMD Calculator: Required Minimum Distributions
Find how much you must withdraw each year from a traditional IRA or 401k once required withdrawals start at age 73.
Open calculator →Money guides for Retirement Planning
All guides →Investing for Beginners: A Simple Plan with the Numbers
A plain-English starter plan for investing: low-cost index funds, regular contributions and why fees matter.
Read guide →Compound Interest Explained (and Why Starting Early Wins)
How compound interest works, the rule of 72, and a simple example showing why time matters most.
Read guide →How to Save Money: 10 Practical Ways with Real Numbers
Ten proven ways to save money, each with the math showing how much you can keep every year.
Read guide →401(k) vs Roth IRA: Which Should You Use First?
How employer match, tax treatment and flexibility compare, and a simple order for filling retirement accounts.
Read guide →Will My Retirement Money Last? Understanding the Odds
Why a fixed 4% rule is only a starting point, what sequence-of-returns risk is, and how simulations show the chance of success.
Read guide →When to Claim Social Security: 62, 67 or 70?
How claiming age changes your monthly check, what the break-even age means, and how to compare options with your own numbers.
Read guide →Required Minimum Distributions (RMDs) Explained
What an RMD is, when it starts, how it is calculated and how to plan for it before it forces extra taxable income.
Read guide →Other calculator categories
Mortgage & Home Buying
Work out your monthly payment, how much house you can afford, and whether renting or buying wins.
- Mortgage Calculator
- How Much House Can I Afford?
- Refinance Break-Even Calculator
- Down Payment Savings Calculator
Loans & Car Finance
See what a loan really costs, how much car you can afford, and how much interest an extra payment saves.
- Loan Payment Calculator
- Car Loan Calculator
- Car Affordability Calculator
- Student Loan Payoff Calculator
Debt Payoff
Find the fastest and cheapest way out of debt, and see if a balance transfer is worth the fee.
- Credit Card Payoff Calculator
- Debt-to-Income (DTI) Calculator
- Debt Payoff Planner (Snowball vs Avalanche)
- Balance Transfer Calculator
Savings & Interest
See how small amounts grow, how long a savings goal takes, and how much cushion you really need.
- Compound Interest Calculator
- Savings Goal Calculator
- Simple Interest Calculator
- Savings Interest (APY) Calculator
Investing & Returns
Measure what an investment really earned, what inflation takes back, and how long it takes to reach a big goal.
- Inflation Calculator
- ROI Calculator
- Dividend Income Calculator
- CAGR Calculator
Budgeting & Net Worth
Plan your month, check your financial health, fix a deficit and plan big events with clear numbers.
- 50/30/20 Budget Calculator
- Net Worth Calculator
- Monthly Financial Planner
- Wedding Budget Calculator
Smart Spending & Shopping
Check a deal, split a bill, and see what small daily habits and subscriptions really cost over the years.
- Tip & Bill Splitter
- Percentage Calculator
- Discount Calculator
- Sales Tax & VAT Calculator
Salary & Pay
Know what your time is worth, what a raise adds up to, and which job offer is really better.
- Salary to Hourly Calculator
- Hourly to Salary Calculator
- Overtime Pay Calculator
- Pay Raise Calculator
Side Hustle & Business
Price your work, check whether a side hustle is profitable, and find your break-even point.
- Freelance Hourly Rate Calculator
- Profit Margin & Markup Calculator
- Break-Even Calculator
- Seller Profit Calculator (Etsy, eBay, Amazon)