Compound Interest Calculator V vs Compound Interest Sim

Watch your money grow before you invest a single dollar. Enter your starting balance, add regular contributions, pick an interest rate, and see the full future value broken down year by year - all in seconds. Beautifully simple design, with interactive charts and full dark‑mode support. COMPOUND INTEREST Interest is added to both your principal and everything you've already earned, so your money grows faster over time. TIME HORIZON Set your projection in years or months - anything from a 6-month savings goal to a 40-year retirement plan. INITIAL INVESTMENT & CONTRIBUTIONS Enter your initial investment, then schedule monthly or yearly recurring contributions. ANNUAL INTEREST RATE & COMPOUNDING FREQUENCY Dial in any rate and choose between annual or monthly compounding frequency to match your actual account terms. SUMMARY Instantly see total invested, total interest earned, and final value of your investment. INTERACTIVE GROWTH CHART Visualize your investment growth and compounding effects over time. Drag across the timeline chart to inspect the invested vs. interest breakdown for every year of your projection. Take the guesswork out of your financial goals. Download today to see what your money can do for you!

Plan your financial future with Compound Interest Sim — a powerful yet easy-to-use investment growth calculator. Whether you're saving for retirement, building an emergency fund, or exploring different investment strategies, this app helps you visualize how your money can grow over time through the power of compound interest. KEY FEATURES: - Compound Interest Calculator: Enter your initial investment, monthly contributions, annual interest rate, and investment period to instantly see your projected future value. - Annual & Monthly Compounding: Switch between yearly and monthly compounding frequencies to compare results. - Interactive Charts: Visualize your asset growth with beautiful area charts showing deposits vs. investment gains over time. - Year-by-Year Table: View a detailed annual breakdown of your balance, deposits, and earned interest. - Reverse Calculator: Set a financial goal and find out the required interest rate or number of years needed to reach it. - Save & Compare Plans: Store up to 5 different investment scenarios and compare them side by side. - Bilingual Support: Full English and Japanese localization. - 100% Offline & Private: All calculations run locally on your device. No data is collected, stored, or transmitted. Compound Interest Sim is designed to be a simple simulation tool to help you understand the potential of long-term investing. It is not financial advice.