Free Investing Tools
10 free calculators for investors — compound interest, FIRE, dividends, retirement, and more. Browser-based, private, no sign-up.
✓ 100% Free★ No Sign-Up◇ Runs in Browser○ Nothing Stored
Growth & Compounding
Compound Interest
See how your money grows with compound interest and monthly contributions.
Open tool →Dollar Cost Averaging
Compare DCA vs lump sum investing over any time period.
Open tool →Dividend Calculator
Project dividend income with yield growth and reinvestment.
Open tool →Fee Impact Calculator
See how much investment fees really cost you over decades.
Open tool →Retirement & FIRE
Stocks & Bonds
Stock Return Calculator
Total return including dividends with annualized performance.
Open tool →Stock Split Calculator
Shares and price after forward or reverse stock splits.
Open tool →Bond Yield Calculator
Current yield and yield to maturity for any bond.
Open tool →Portfolio Rebalancer
Calculate exactly what to buy and sell to rebalance.
Open tool →How It Works
1
Choose a Tool
Pick the calculator that matches your question.
2
Enter Your Numbers
Input your investment amount, returns, and timeline.
3
See the Math
Get detailed projections with year-by-year breakdowns.
Frequently Asked Questions
What is Free Investing Tools?
A collection of 10 free, browser-based investment calculators. Every tool runs in your browser with no sign-up, no data collection, and no cost.
Is this financial advice?
No. These tools provide educational calculations based on your inputs. They are not financial advice. Consult a licensed financial advisor for personalized guidance.
Is my financial data private?
Yes. Everything runs in your browser. No data is sent to a server or stored anywhere.