How does the retirement calculator work?

Enter your current age, retirement age, current savings, monthly contributions, expected return rate, and inflation rate. The calculator projects your savings growth year by year, showing your estimated nest egg at retirement and sustainable monthly income using the 4% rule.

The 4% rule is a retirement withdrawal guideline suggesting you can withdraw 4% of your retirement savings in your first year of retirement, adjusting for inflation each year, with a high probability of your savings lasting 30 years. The calculator uses this to estimate your sustainable monthly income.

How much should I save for retirement?

A common rule of thumb is to save 15% of your pre-tax income annually. The calculator helps you determine if your current savings rate will meet your retirement goals by showing projected outcomes based on your specific numbers.

How does inflation affect retirement savings?

Inflation reduces purchasing power over time. The calculator shows both nominal (actual dollars) and inflation-adjusted values, helping you understand the real purchasing power of your future nest egg and monthly retirement income.

What is a reasonable rate of return assumption?

Historical stock market returns average about 7-8% before inflation. Most financial planners use 5-6% for conservative estimates after inflation. The calculator lets you adjust this assumption based on your risk tolerance and investment strategy.

How do monthly contributions impact retirement savings?

Regular monthly contributions have a dramatic impact through compound interest. The calculator shows how increasing contributions, especially early in your career, significantly grows your final nest egg.

Can I see year-by-year projections?

Yes, the calculator provides a detailed year-by-year projection table showing starting balance, contributions, investment returns, and ending balance for each year until retirement. You can also export this data as CSV.

Is the Retirement Calculator free to use?

Yes, the Retirement Calculator on Easy Tools HQ is completely free and works directly in your browser with no registration required. All calculations are done locally.

Retirement Calculator

Plan your retirement savings and project your future income

Planning for retirement is one of the most important financial goals you'll ever have. Our Retirement Calculator helps you see if you're on track — enter your current savings, monthly contributions, expected returns, and inflation, and get a clear projection of your retirement nest egg, sustainable monthly income using the 4% rule, and a year-by-year growth breakdown.

How to Use the Retirement Calculator

Our Retirement Calculator makes it easy to project your retirement savings and plan for the future. Here's how to use it:

Enter your age – Input your current age and your planned retirement age.
Set your current savings – Enter how much you've already saved for retirement.
Add monthly contributions – Specify how much you'll add each month.
Choose return & inflation rates – Set your expected annual return and inflation assumptions.
Set withdrawal rate – Adjust the 4% rule to see different withdrawal scenarios.
View results – See your projected nest egg, monthly income, and inflation-adjusted income.
Review the projection – The year-by-year table shows how your savings grow over time.
Export your data – Download the full projection as a CSV file.

Nest Egg Projection

See your future savings

4% Rule Income

Sustainable monthly income

Inflation Adjusted

Real purchasing power

Yearly Projection

Detailed growth schedule

Your Details

Current Age

Retirement Age

Current Retirement Savings

$ 50,000

Monthly Contribution

$ 500/month

Annual Return Rate

7.0%

Inflation Rate

3.0%

Annual Withdrawal Rate

4.0%

Years to Retirement 35

Total Contributions $ 260,000

Projected Savings $ 0

Retirement Outlook

Retirement Nest Egg

$ 0

Monthly Income (4% rule) $ 0

Inflation-Adjusted Monthly $ 0

                            Annual Income
                            $ 0
                        

Your Savings

$ 0

Investment Growth

$ 0

Year-by-Year Projection

Age	Year	Starting Balance	Contributions	Investment Return	Ending Balance

Retirement Planning Disclaimer

The Retirement Calculator provided by Easy Tools HQ is for general educational and informational purposes only. All calculations are based on mathematical formulas and the inputs provided by the user.

NOT FINANCIAL ADVICE: The results shown are hypothetical estimates and do not constitute financial, retirement, or investment advice. This tool should not be used as the sole basis for retirement planning decisions.

Important limitations:

4% rule is a guideline, not a guarantee – The safe withdrawal rate may need adjustment based on market conditions and lifespan
Fixed return assumption – Real investment returns fluctuate; past performance does not guarantee future results
Constant inflation assumption – Inflation rates vary over time and may be higher or lower than projected
No taxes included – Tax implications of retirement accounts (401k, IRA, Roth) are not considered
No Social Security or pensions – Government benefits and employer pensions are not included
Healthcare costs excluded – Medical expenses in retirement can be significant and are not factored in
Longevity risk – Does not account for the possibility of living longer than projected

Withdrawal rate warning: The 4% rule is based on historical market data and may not be sustainable in all market conditions. Higher withdrawal rates significantly increase the risk of outliving your savings.

Inflation-adjusted income: The inflation-adjusted monthly income is an estimate of purchasing power in today's dollars. Actual future purchasing power will depend on real inflation rates.

Professional advice recommended: Retirement planning involves complex factors including taxes, healthcare, Social Security, and estate planning. Consult with a qualified financial advisor, tax professional, or retirement planner before making any retirement decisions. Easy Tools HQ is not liable for any financial decisions made based on these calculations.

Last Updated: March 2026

Hypothetical estimates • Not financial advice • 4% rule not guaranteed