Interest Calculator (Simple and Compound)
Calculate interest with simple or compound methods
Enter deposit, rate, period, and start date. For compound mode, choose compounding frequency.Input details
Summary Result
Calculate Type
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Term Type wise Interest Type
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Deposit Amount
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Total Interest
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Final Amount (Deposit + Interest)
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Maturity End Date
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Deposit Amount vs Total Interest
Initial Deposit Amount--
Total Interest--
Accumulation Schedule
| Year | Deposited | Interest | Balance |
|---|---|---|---|
| Enter inputs and calculate. | |||
| Month | Deposited | Interest | Balance |
|---|---|---|---|
| Enter inputs and calculate. | |||
Interest Calculation Formula and Instructions
Method 1: Simple Interest
- Total Interest = Deposit x (Annual Rate / 100) x Time in Years
- Final Amount = Deposit + Total Interest
Method 2: Compound Interest
- Final Amount = Deposit x (1 + r / n)^(n x t)
- r = annual rate (decimal), n = compounds/year, t = time in years
Method 3: Schedule
- Annual and monthly schedule is shown with yearly grouping in monthly tab.
- For compound mode, interest column is cumulative over time.