Compound Interest Calculator — Calculate Growth & Future Value
Easily compute compound interest, view yearly growth projections, and understand the power of compounding over time — free, online, all client-side.
Analyze your stock investments with CAGR, total return, dividend yield, and inflation-adjusted profits. Compare two stocks side by side, view yearly breakdowns, and export results.
No uploads. Everything runs locally in your browser.
Enter your stock trade details to calculate returns. All calculations run locally in your browser.
All calculations run locally in your browser. No data is ever sent or stored. Results are estimates, not financial advice.
| Year | Start Value | Dividends | End Value | Gain | Gain % | Cumulative |
|---|---|---|---|---|---|---|
| 1 | $10,000 | $100 | $11,600 | $1,700 | +17.00% | $11,700 |
| 2 | $11,700 | $100 | $13,200 | $1,600 | +13.68% | $13,300 |
| 3 | $13,300 | $100 | $14,800 | $1,600 | +12.03% | $14,900 |
| 4 | $14,900 | $100 | $16,400 | $1,600 | +10.74% | $16,500 |
| 5 | $16,500 | $100 | $18,000 | $1,600 | +9.70% | $18,100 |
The stock return calculator is a free online tool that computes your investment performance — including CAGR (compound annual growth rate), total return, dividend yield, annualized returns, and inflation-adjusted gains. Enter your buy and sell prices, the number of shares, holding period, and dividends received to see exactly how your stock investment performed. Everything runs in your browser with complete privacy.
Yes. It is free and runs locally in your browser — no payments or signups required.
No. All calculations happen on your device. Your financial data never leaves your browser.
Enter your buy price, sell price, and holding period — the stock return calculator automatically computes the compound annual growth rate for you.
Yes. Add your total dividends received during the holding period and the tool computes your total return and dividend yield alongside price-only CAGR.
Yes. Enable comparison mode to enter a second stock's details and see all metrics side by side with a winner indicator.
No. This is an estimation tool for informational purposes. Past returns do not guarantee future results. Consult a financial advisor for investment decisions.
Calculate your annualized stock returns to see how your picks compare against the S&P 500. Know your true CAGR and evaluate if your strategy is working.
Factor in dividends to see total return on investment including price growth and income — essential for dividend-growth investors tracking real performance.
Export yearly breakdowns to estimate capital gains, plan tax-loss harvesting, or prepare documentation for tax season.
Learn how compound growth and dollar-cost averaging work by experimenting with different time horizons and contribution amounts.
CAGR (Compound Annual Growth Rate) is the average yearly return of an investment, smoothing out volatility. It's the standard metric for comparing stock performance across different holding periods.
Total ROI = ((Current Value + Dividends − Initial Investment) ÷ Initial Investment) × 100. This calculator includes dividends and extra contributions for accuracy.
The S&P 500 has historically returned 7–10% per year after inflation. Use this calculator to benchmark your individual stock returns against that baseline.
Yes — enable the inflation adjustment and enter a rate (typically 2–3%) to see your real, purchasing-power-adjusted returns.
Yes. Use the dual-stock comparison mode to enter two investments and see which delivered better returns over the same period.