Financial Tool
Investment Account Calculator
Project the growth of your brokerage or savings account with regular contributions.
Total Account Value
$343,778
Your Deposits
$130,000
Interest Earned
$213,778
Growth Multiplier
2.64x
Σ The Formula
FV = P(1+r)ⁿ + PMT[((1+r)ⁿ - 1)/r]
Real World Examples
Long-Term Growth
$10k start + $500/mo for 20 years at 8% grows to ~$338k.
Power of Compounding
Even small monthly additions significantly boost the final balance over long periods.
# About This Calculator
The Investment Account Calculator models the growth of your wealth over time. It accounts for both your starting balance and any monthly deposits you make.
Compounding interest is the "eighth wonder of the world" because it allows your earnings to earn their own earnings, leading to exponential growth.
How To Use
- Enter your **Starting Balance** (Principal).
- Enter your **Monthly Deposit** amount.
- Enter the **Time Period** in years.
- Enter the expected **Annual Return Rate** (%).
- See your total wealth, total money invested, and free interest earned.
Frequently Asked Questions
Is Investment Account Calculator free to use?+
Yes, Investment Account Calculator on Matheric is completely free to use. We believe in accessible education and utility for everyone.
How accurate is Investment Account Calculator?+
We use standard mathematical formulas and high-precision computing algorithms to ensure results for Investment Account Calculator are accurate for academic and professional use.
Can I use Investment Account Calculator on my phone?+
Yes! Investment Account Calculator is fully responsive and optimized for all devices, including smartphones, tablets, and desktops.
Do you save my data?+
No. We prioritize your privacy. All calculations are performed in your browser or temporarily processed, and we do not store your personal input data.
How do I report a bug?+
If you notice any issues with Investment Account Calculator or have suggestions for improvement, please contact us via the link in the footer. We value your feedback!
Can I request a new feature?+
Absolutely. We are constantly expanding our toolset. Feel free to reach out with your requests, and we might build it next!
About
The Investment Account Calculator models the growth of your wealth over time. It accounts for both your starting balance and any monthly deposits you make.
Compounding interest is the "eighth wonder of the world" because it allows your earnings to earn their own earnings, leading to exponential growth.