This Investment Return Calculator helps you estimate how much your investment could grow over time based on your starting amount, additional contributions, expected rate of return, and investment duration. Whether you're planning for retirement, saving for a major purchase, or comparing investment strategies, this tool provides a clear projection of your future balance and total returns. Simply enter your initial investment, optional monthly contributions, annual return rate, and the number of years you plan to invest. The calculator instantly displays your ending balance, total contributions, and total investment gains. This makes it easy to visualize the long‑term impact of compound growth and consistent investing. The tool is ideal for beginners and experienced investors who want a simple, accurate way to model investment outcomes. All calculations run directly in your browser, ensuring complete privacy with no data stored or shared. With a clean, modern interface and instant results, this Investment Return Calculator helps you make smarter financial decisions and stay motivated as you work toward your financial goals.