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Estimates only. Results assume a fixed interest rate for the full period. Real investments vary year to year. Use this for fixed-rate planning (CDs, bonds, HYSA) or for rough long-term stock-market estimates.

Compound Interest Calculator — Final Amount & APY

See how a single deposit grows with compound interest. Pick how often the interest compounds — daily for crypto/stocks, monthly for HYSAs, quarterly for bonds.

$0.00
per year
Dividend Yield
Annual dividend income
Yield on cost (if growth hits)

Yield on cost = dividend per share / your average cost basis × 100.

Yield on cost = dividend per share / your average cost basis × 100.

How compounding frequency matters

A 5% rate compounded daily yields 5.1267% APY; compounded monthly it is 5.116%; annually, 5.0%. The difference is small at low rates, but at 20% or higher, daily compounding can add 0.5-1% extra per year. For practical purposes, monthly is the right default for most savings accounts.

How this calculator works

Dividends vs price appreciation

Dividends are a tangible return of cash to shareholders — a company paying consistent dividends signals financial health and shareholder alignment. Studies show dividend growers and initiators outperform non-payers over long periods.

📈
Estimates only. Results assume a fixed interest rate for the full period. Real investments vary year to year. Use this for fixed-rate planning (CDs, bonds, HYSA) or for rough long-term stock-market estimates.

Compound Interest Calculator — Final Amount & APY

See how a single deposit grows with compound interest. Pick how often the interest compounds — daily for crypto/stocks, monthly for HYSAs, quarterly for bonds.

$0.00
per year
Dividend Yield
Annual dividend income
Yield on cost (if growth hits)

Yield on cost = dividend per share / your average cost basis × 100.

Yield on cost = dividend per share / your average cost basis × 100.

How compounding frequency matters

A 5% rate compounded daily yields 5.1267% APY; compounded monthly it is 5.116%; annually, 5.0%. The difference is small at low rates, but at 20% or higher, daily compounding can add 0.5-1% extra per year. For practical purposes, monthly is the right default for most savings accounts.

How this calculator works

Dividends vs price appreciation

Dividends are a tangible return of cash to shareholders — a company paying consistent dividends signals financial health and shareholder alignment. Studies show dividend growers and initiators outperform non-payers over long periods.

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