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Erdman Financial Group

Free Financial Tools & Calculators

Built to help you think clearly about your money. No login, no catch, no sales pitch. Just honest tools you can use right now.

These tools won't replace a real financial plan, but they're a great place to start. Use them on your own, share them, or bring the results to a conversation with us. Every tool is completely free.

Wealth Building

Tools to help you understand how money grows, how accounts compare, and how to build toward your long-term financial goals.

Wealth Building

Compound Interest Calculator

See exactly how your money grows over time when you let compounding work for you. Adjust your starting balance, monthly contributions, rate of return, and time horizon to see what your wealth could look like years from now.

What you can explore

  • How starting earlier vs. later changes your outcome dramatically
  • The real impact of adding even small monthly contributions
  • Growth projections across different rates of return
Free · No Login Required Open Calculator
Wealth Building

Savings Rate Calculator

Most people guess at their savings rate. This calculator breaks it into four distinct rates — gross, net, investment-only, and employer-inclusive — with live gauge dials for each, a bucket-by-bucket breakdown, and a what-if slider showing what an extra $50 to $1,000/month compounds into over 10, 20, and 30 years.

What you can explore

  • Four different savings rates and what each one actually means
  • How your rate stacks up against the 15%, 20%, and 25% benchmarks
  • What an extra $100–$1,000/month grows to over time
Free · No Login Required Open Calculator
Wealth Building

Net Worth Calculator

Most people have never added it all up. This calculator walks through every asset and liability category — cash, investments, retirement accounts, real estate, debts — and gives you the single most honest number in your financial life, updated live as you type.

What you can explore

  • Your complete net worth broken down by asset and liability category
  • A visual breakdown of where your wealth is concentrated
  • Key ratios including debt-to-asset and investment rate
Free · No Login Required Open Calculator
Debt Elimination

Debt Payoff Calculator

Enter your debts and see a side-by-side comparison of the Avalanche and Snowball payoff methods — total interest, months to debt freedom, exact payoff order, and a timeline showing when each debt disappears.

What you can explore

  • Avalanche vs. Snowball: total interest paid and months to payoff
  • The exact order you'd tackle each debt under each method
  • How much interest you'd waste paying minimums only
Free · No Login Required Open Calculator

Retirement

From how much you need to save, to when to claim Social Security, to which accounts to use — these tools help you plan the retirement you actually want.

Retirement Planning

Retirement Savings Rate Calculator

The most common question in financial planning — am I saving enough? This calculator gives you a direct answer: you're on track, you're close, or here's exactly how much more you need to save per month to hit your retirement goal. Employer match included.

What you can explore

  • Your current savings rate vs. the rate you actually need
  • How your employer match factors into the picture
  • What saving an extra $100, $200, or $500/month adds at retirement
Free · No Login Required Open Calculator
Retirement Planning

Retirement Nest Egg Calculator

Tell us the monthly income you want in retirement and we work backwards to give you a real target number — with Social Security factored in and a plain-English summary of where you stand today.

What you can explore

  • The exact nest egg needed to fund your desired monthly income
  • Whether your current savings rate gets you there or leaves a gap
  • How Social Security reduces what your savings needs to produce
Free · No Login Required Open Calculator
Retirement Planning

Roth vs. Traditional IRA Calculator

The Roth vs. Traditional question is different for everyone. This calculator runs both scenarios side by side so you can see which account structure puts more money in your pocket at retirement.

What you can explore

  • After-tax retirement balances for both Roth and Traditional strategies
  • How your current vs. expected future tax rate shifts the decision
  • The breakeven point where one account type outperforms the other
Free · No Login Required Open Calculator
Retirement Income

Social Security Optimization Calculator

Claiming at 62, 67, or 70 produces dramatically different lifetime results. See your estimated benefit at each age, the exact breakeven point, cumulative lifetime totals out to age 95, and a recommendation based on your health. Spousal strategy included for married couples.

What you can explore

  • Your estimated benefit at 62, 67, and 70 — side by side
  • The breakeven age where waiting to claim becomes the better choice
  • Spousal and survivor benefit strategy for married couples
Free · No Login Required Open Calculator

Protection

Understand what's actually at stake if something goes wrong — and whether your current coverage is actually doing the job.

Life Insurance

Human Life Value Calculator

Your income is one of your most valuable financial assets. This calculator estimates the total economic value of your future earning potential so you understand what's actually at stake if that income disappears unexpectedly.

What you can explore

  • Your estimated total lifetime earnings based on current income
  • The financial exposure your family carries without adequate coverage
  • How income growth, inflation, and time horizon affect the number
Free · No Login Required Open Calculator
Protection Planning

Life Insurance Needs Analysis

Most people are either underinsured or paying for coverage they don't need. This needs-based analysis walks through your income, expenses, debts, and assets to calculate a real coverage number specific to your situation.

What you can explore

  • Your actual coverage gap based on income replacement needs
  • How debts, college costs, and final expenses factor in
  • Whether your current coverage is working as hard as it should
Free · No Login Required Open Calculator

Tax Planning

Tax clarity is one of the most underutilized levers in a financial plan. These tools help you understand how the system actually works and where your opportunities are.

Tax Planning

Marginal Tax Bracket Visualizer

The most common tax myth in America — visualized. See your income sliced into colored brackets, understand why your marginal rate and effective rate are very different numbers, and prove once and for all that a raise never leaves you worse off.

What you can explore

  • A visual breakdown of exactly which dollars are taxed at which rate
  • Your marginal rate vs. your effective rate — and why the gap matters
  • What a raise actually costs you in taxes — and what you keep
Free · No Login Required Open Visualizer

Why Free Tools?

Financial education shouldn't cost anything.

Most people go through life without access to real financial guidance. Not because they don't want it, but because the industry has built walls around it. High minimums. High fees. Advisors who only sit down with you if you already have enough money.

These tools exist to lower that wall. Whether you're a current client, a prospect, or just someone trying to think more clearly about your money, you deserve access to the same resources anyone else gets. No strings attached.

More tools are being added regularly. Check back often.

"A simple budget conversation would have changed my family's life. That's why these tools are free."

Ken Erdman, Founder · Erdman Financial Group

Ready for a Real Plan?

Tools give you a number. A plan gives you a direction.

If something you calculated today sparked a question or concern, that's exactly the right moment to have a conversation. No pressure, no obligation.

Schedule a Free Consultation