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Weekly Compounding

Weekly Compound Interest Calculator

Weekly compounding calculates and adds interest to your balance 52 times per year. Some high-yield savings accounts and money market accounts use weekly compounding.

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Final Balance
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after weekly compounding
Total Contributions
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Interest Earned
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Exponential Growth
Year-by-Year Growth
PeriodBalanceTotal ContributionsInterest This YearTotal Interest

Weekly compound interest explained

Weekly compounding sits between daily and monthly in terms of return. On a $10,000 investment at 7% over 10 years, weekly compounding produces approximately $20,114 — more than monthly ($20,097) but slightly less than daily ($20,137).