Compound Interest Calculator

Simulate compound growth with flexible contribution schedules.

Inputs

Set up your simulation

Enter parameters to project compound growth over time.

Initial Principal
?

$
Interest Rate (%)
?

Day
Week
Month
Year
Include Weekends
?
Yes
No
Duration
?

DaysWeeksMonthsYears
Start Date
?

Contribution Amount
?

Deposit
Withdraw
DailyWeeklyMonthlyYearly
View Results By
?
Day
Week
Month
Calculate
Reset
Export CSV
Results

Compound Growth

Your simulated compound growth based on the inputs above.

Summary

Growth Overview

Key metrics for your compound simulation.

Periods
—
Deposits
—
Withdrawals
—
Total Interest
—
Final Balance
—
Rate
Rate: 10% / month
Weekends
Weekends: Included
View
View: Month