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Compound Interest Calculator
Project long-term account growth using compound interest. Start with an initial amount, set your expected return, and add recurring contributions. You can adjust compounding cadence and contribution growth to compare conservative vs aggressive savings plans.
Calculator
Basic & Advanced Inputs
Start with principal, rate, timeline, and contribution amount. Use contribution growth, cadence, and scenario comparison for deeper planning.
Final balance
$54,075
Total contributions
$34,000
Total growth
$20,075
Growth multiple
5.41x
Growth Over Time
Contributions vs Growth
Year-by-Year Breakdown
| Point | Balance | Contributions | Growth |
|---|---|---|---|
| Start | $10,000 | $10,000 | $0 |
| 1.0y | $13,190 | $12,400 | $790 |
| 2.0y | $16,603 | $14,800 | $1,803 |
| 3.0y | $20,256 | $17,200 | $3,056 |
| 4.0y | $24,164 | $19,600 | $4,564 |
| 5.0y | $28,345 | $22,000 | $6,345 |
| 6.0y | $32,819 | $24,400 | $8,419 |
| 7.0y | $37,607 | $26,800 | $10,807 |
| 8.0y | $42,729 | $29,200 | $13,529 |
| 9.0y | $48,211 | $31,600 | $16,611 |
| 10.0y | $54,075 | $34,000 | $20,075 |
Common Questions