Compound Interest Calculator
Visualize the power of compounding. Calculate your future wealth based on initial principal, monthly contributions, and interest rates.
Investment Parameters
| Year | Contributions | Interest | Balance |
|---|---|---|---|
| 1 | $7,400 | $522 | $7,922 |
| 2 | $9,800 | $1,286 | $11,086 |
| 3 | $12,200 | $2,312 | $14,512 |
| 4 | $14,600 | $3,623 | $18,223 |
| 5 | $17,000 | $5,243 | $22,243 |
| 6 | $19,400 | $7,195 | $26,595 |
| 7 | $21,800 | $9,509 | $31,309 |
| 8 | $24,200 | $12,214 | $36,414 |
| 9 | $26,600 | $15,343 | $41,943 |
| 10 | $29,000 | $18,931 | $47,931 |
The Power of Compounding
Albert Einstein famously called compound interest the 'eighth wonder of the world.' It is the most powerful tool available to long-term investors, allowing small, consistent contributions to grow into significant wealth over time.
Our Compound Interest Calculator helps you visualize this growth with an interactive chart. By seeing the 'interest on interest' curve, you can better understand how time—more than even the amount invested—is your greatest asset in building a financial future.
Consistency Wins
Adding even a small amount every month can double your final result compared to just letting an initial deposit sit.
Time is Leverage
Starting 5 years earlier can result in hundreds of thousands of dollars in difference due to the exponential nature of growth.
Reinvesting Interest
By keeping your earnings in the account, those earnings start generating their own interest, creating a snowball effect.
Private & Secure
We understand that financial planning is personal. That's why our calculator runs entirely on your device. Your numbers are never uploaded, stored, or shared with third parties.
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