Compounder

Interest Calculator

Free · Designed for iPad

Compounder lets you easily calculate the power of compound interest to reach your financial goals—whether for savings, investments, or retirement planning. What is compound interest? Compound interest is the interest calculated on both the initial principal and the accumulated interest from previous periods. This powerful tool can make a big difference over time! Example: Imagine starting with $1,000 in savings, contributing $500 monthly at an 11% annual return. After 40 years, that account could grow to $4.38 million! Even small, regular contributions—like the average American car payment—can build lasting wealth. Features: Quickly calculate compound interest with flexible settings. Factor in periodic withdrawals or additional contributions to see how they affect your growth. Easy-to-use interface, designed for anyone wanting to understand and harness compound interest, without needing a finance background. You don’t need to be a Wall Street broker to become a millionaire. Start planning your financial future with Compounder today!

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Thank you all for the incredible support since Compounder’s initial release! I’m thrilled to announce our first major update in years, packed with new features and a fresh, modern design. You asked, and we listened! Now, along with calculating compound interest, you can factor in periodic withdrawals to see how they impact your growth over time. This was a much needed features and I am so excited for you all to try it out! Your feedback is invaluable, and I read every review! If you’re enjoying the new features, please take a moment to leave a review on the Apple App Store. Your insights help shape future updates!

The developer, James Bevins, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    • Seller
      • James Bevins
    • Size
      • 3.4 MB
    • Category
      • Finance
    • Compatibility
      Requires iOS 16.0 or later.
      • iPhone
        Requires iOS 16.0 or later.
      • iPad
        Requires iPadOS 16.0 or later.
      • Mac
        Requires macOS 13.0 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 1.0 or later.
    • Languages
      • English
    • Age Rating
      4+
    • Copyright
      • © James Bevins