Enter your initial deposit, monthly contribution, interest rate (APY), compounding frequency, and time horizon into the High-Yield Savings Calculator to see your projected total savings, total contributions, and total interest earned over time.
Total Savings
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Total Contributions
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Total Interest Earned
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Effective APY
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A high-yield savings account (HYSA) is a type of savings account that offers a significantly higher annual percentage yield (APY) than a traditional savings account. These accounts are typically offered by online banks and credit unions and are FDIC- or NCUA-insured, making them a safe place to grow your money.
Compound interest means you earn interest not just on your original deposit, but also on the interest you've already accumulated. The more frequently interest compounds — daily, monthly, or quarterly — the faster your balance grows. Over time, compounding can significantly boost your total savings.
APY (Annual Percentage Yield) reflects the real rate of return on your savings after accounting for compounding interest over one year. APR (Annual Percentage Rate) does not factor in compounding. When comparing savings accounts, always use APY for an apples-to-apples comparison.
Making consistent monthly contributions is one of the most effective ways to grow your savings. Regular deposits increase your principal balance, which compounds over time. Even small monthly additions can make a substantial difference over a 5–10 year horizon.
Yes, but the difference between daily and monthly compounding at typical savings rates is relatively small. What matters more is the APY itself and how consistently you contribute. That said, daily compounding does yield slightly more than annual compounding at the same stated rate.
Yes. High-yield savings accounts at FDIC-insured banks are protected up to $250,000 per depositor, per institution. Accounts at NCUA-insured credit unions carry the same protection. This makes them one of the safest vehicles for short- to medium-term savings.
Compare accounts by APY, minimum balance requirements, monthly fees, access to funds, and customer service quality. Use this calculator to model the difference in growth between two APYs over your target time horizon — even a 0.5% difference can add up significantly over several years.
Start by entering your target time horizon and current interest rate, then adjust your monthly contribution until the Total Savings output reaches your goal. You can also experiment with different APYs to see how switching to a higher-yield account could help you reach your goal sooner.