Precisely calculate investment growth for retirement, savings, and investment strategies. Visualize your financial future with interactive charts and real-time results. Designed for both beginners and experienced investors.





229+ iOS apps curated and reviewed
The best compound interest calculator y apps on iPhone average 4.6★ across 229+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | May 2026 | |
| 2 | Free | 5.0★ (1) | Yes | Yes | Jul 2026 | |
| 3 | Free | 4.5★ (126K) | Yes | Yes | Aug 2026 | |
| 4 | Free | 4.8★ (6.5K) | Yes | Yes | Aug 2026 | |
| 5 | Free | 4.6★ (110) | Yes | No | Aug 2026 | |
| 6 | Free | 4.8★ (3.4K) | No | No | Aug 2026 | |
| 7 | Free | 4.7★ (15K) | No | Yes | Aug 2026 | |
| 8 | $5.99 | 4.7★ (6.3K) | No | Yes | Aug 2026 |








Precisely calculate investment growth for retirement, savings, and investment strategies. Visualize your financial future with interactive charts and real-time results. Designed for both beginners and experienced investors.





This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.


Plan your financial future with a powerful compound interest calculator. It helps you visualize investment growth with periodic contributions and plan retirement withdrawals with inflation adjustments. Offers detailed breakdowns and interactive charts for informed financial decisions.


Calculate and plan your investments to achieve financial independence and early retirement. Understand the power of earning interest on your interest with detailed projections and visualizations. Start snowballing your money today for a wealthier future.


Calculate the growth of savings and investments using compound interest. Explore how regular contributions and withdrawals impact your financial goals over time. Designed for anyone to understand and utilize the power of compounding for wealth building.


This app offers a comprehensive suite of over 40 financial and utility calculators. Easily handle complex calculations like investment analysis, tax percentages, profit margins, and everyday percentage needs with a clean and intuitive interface.


This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.


Calculate mortgage payments, loan amounts, interest rates, and terms. This app also functions as a standard calculator and supports semi-annual compounding. View loan summaries and amortization tables, and email or save your calculations.


Calculate the future value of your investments with this accurate compound interest calculator. It supports decimal interest rates and offers seven compounding frequency options, along with the ability to include monthly contributions.


This app offers a comprehensive financial calculator with over 105 functions for business, statistics, and general math. It simplifies complex calculations like loan payments, time value of money, and investment analysis with an intuitive interface and visual tools. Easy modes are available for users new to financial calculations.


This app offers a private and accessible calculation experience with no advertisements. It includes scientific, financial, and basic calculation functions, along with features like voice feedback and visual charts for loans and investments.


Access a comprehensive suite of financial tools for personal and business use. Calculate loans, mortgages, investments, retirement savings, and more with ease. This app offers a wide range of specialized calculators for detailed financial analysis.


This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.


This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.


Calculate compound interest and ROI with customizable settings for periods and tax rates. Visualize your investment growth with detailed charts and breakdowns. Generate PDF reports and access a web version for comprehensive financial planning.


Emulates the TI BAII Plus financial calculator, offering identical functionality with a clean and user-friendly interface. It's designed for finance professionals and students preparing for exams like CFA, FRM, and CPA.


This finance app helps users quickly calculate simple and compound interest. It also provides a feature to determine the difference between two dates. Designed for ease of use, it offers straightforward financial calculations.


This app offers a comprehensive suite of financial calculators, including TVM, NPV, and ROI, with detailed explanations, formulas, and examples. It provides data visualization, reports, and AI-powered insights for complex financial calculations, all while prioritizing on-device processing for privacy.


Easily calculate various financial percentages including taxes, profit margins, discounts, and compound growth. This app offers a simple interface for quick and accurate results, supporting both online and offline calculations.