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Best Compound Interest Apps

215+ iOS apps curated and reviewed

4.8 avg rating
18 free apps
Updated July 2026

Every iPhone needs a few good compound interest apps. We benchmark 215+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Compound Interest Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Compound Interest CalcCompound Interest CalcFree4.8★ (6.4K)YesYesJul 2026
2Compound Interest Calculator FCompound Interest Calculator FFree4.5★ (102)YesNoJul 2026
3CompounderCompounderFree4.8★ (3.4K)NoNoJul 2026
4Compound Interest SimulatorCompound Interest SimulatorFree4.9★ (1.3K)YesYesJul 2026
5compound interest - Investiacompound interest - InvestiaFree5.0★ (1)YesNoMay 2026
6Compound Interest Pro – WealthCompound Interest Pro – WealthFree4.8★ (5)YesNoJul 2026
7Compound Interest Calculator XCompound Interest Calculator XFree4.8★ (574)YesNoJul 2026
8Financial Calculator: PercentFinancial Calculator: PercentFree4.7★ (14K)NoYesJul 2026

Top Picks for Compound Interest

Compound Interest Calc#1

Compound Interest Calc by Dane Hankamer

Plan | Invest | Retire
Editor's Choice
💰 Finance
4.8😊(6.4K ratings)
FreeAdsIn-App Purchases
Compound Interest Calc screenshot 1
Compound Interest Calc screenshot 2
Compound Interest Calc screenshot 3
Compound Interest Calc screenshot 4
Compound Interest Calc screenshot 5
Compound Interest Calc screenshot 6

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.

What We Love

  • 🚀 Easy to use
  • 🚀 Visually appealing
  • 🚀 Helpful for financial planning
  • 🚀 Powerful compound interest calculations

Room to Improve

  • 🐛 Scaling issues on smaller devices
  • 🐛 Inaccurate calculations in certain scenarios
  • 🐛 Frequent ads disrupting user experience
Compound Interest Calculator F#2

Compound Interest Calculator F by An Do

Interest you earn on interest
Strong Contender
💰 Finance
4.5(102 ratings)
FreeAds
Compound Interest Calculator F screenshot 1
Compound Interest Calculator F screenshot 2
Compound Interest Calculator F screenshot 3
Compound Interest Calculator F screenshot 4
Compound Interest Calculator F screenshot 5

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.

Compounder#3

Compounder by James Bevins

Interest Calculator
Worth Considering
💰 Finance
4.8😊(3.4K ratings)
Free
Compounder screenshot 1
Compounder screenshot 2
Compounder screenshot 3

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.

What We Love

  • 👍 Easy to use
  • 🚀 Instant results
  • 💡 Helps explain investments
  • 🚀 Simple and easy to use

Room to Improve

  • 🐛 Glitchy and not user-friendly after update
  • 🐛 Can't use quarterly, monthly, or weekly buttons after update
  • 🐛 New version not working well on iPhone

More Compound Interest apps to explore

4
Compound Interest Simulator
Compound Interest Simulator
Compound Interest Simulator
Savings calculator and planner
Free

Visualize the growth of your savings and investments using compound interest. Plan for major purchases, retirement, or financial independence with detailed simulations and customizable options.

Compound interest simulationSavings growth visualizationBasic and Advanced modes
💰 Finance
(1.3K)
free with in-app purchases
5
compound interest - Investia
compound interest - Investia
compound interest - Investia
Easy to read graph
Free

Easily calculate compound interest with this finance app. It provides quick, one-screen calculations to help you understand investment growth over time. Ideal for visualizing financial scenarios.

Compound interest calculationQuick on-screen operationEasy to use interface
💰 Finance
(1)
ad-supported
6
Compound Interest Pro – Wealth
Compound Interest Pro – Wealth
Compound Interest Pro – Wealth
IRA, Roth, 401k, HSA Planner
Free

This app simulates asset growth, helping you calculate savings, withdrawals, and goal achievement with detailed graphs and tables. It offers professional-grade precision for financial planning scenarios like retirement and education savings.

Future Value CalculatorContribution/Withdrawal CalculatorTime to Goal Calculator
💰 Finance
(5)
ad-supported
7
Compound Interest Calculator X
Compound Interest Calculator X
Compound Interest Calculator X
Future Value of Money & Stocks
Free

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.

Decimal interest rate supportSeven compounding frequency optionsMonthly contribution calculation
💰 Finance
(574)
ad-supported
8
Financial Calculator: Percent
Financial Calculator: Percent
Financial Calculator: Percent
Tax Percentage, Profit Margin
Free

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.

Over 40 built-in calculatorsFinancial calculators (ROI, IRR, NPV)Tax and profit margin calculations
💰 Finance
(14K)
subscription
9
Calculator: Compound Interest
Calculator: Compound Interest
Calculator: Compound Interest
by Seongho Cha
Free

This app calculates compound interest, showing how investments grow exponentially over time. It differs from simple interest by reinvesting earnings, leading to accelerated asset accumulation. Understand the power of compounding for your financial future.

Compound interest calculationExponential growth visualizationInvestment analysis
💰 Finance
(2)
ad-supported
10
Simple Compound Interest
Simple Compound Interest
Simple Compound Interest
by Stack3
Free

Easily calculate the future value of your investments. Input your initial capital, monthly contributions, annual interest rate, and investment duration to see your projected final return, total invested amount, and growth rate. Save multiple scenarios and view monthly progress.

Calculate final returnCalculate total investment amountCalculate return rate
💰 Finance
(22)
ad-supported
11
Compounding and Interest Calc
Compounding and Interest Calc
Compounding and Interest Calc
Compound Interest Calculator
Free

Visualize your savings and investments growing over time with this straightforward compound interest calculator. Input your initial amount, interest rate, and duration to instantly see total growth, earnings, and future value.

Visualize money growthInstant calculationEnter starting amount
🔧 Utilities
(3)
ad-supported
12
Compound Interest - Calculator
Compound Interest - Calculator
Compound Interest - Calculator
Financial Investment & Savings
Free

This app helps you plan and predict investment growth using a predictive formula for compound interest. It allows you to easily calculate long-term returns on savings and investments to achieve financial goals like buying a house or retiring early.

Predictive compound interest formulaCalculate future investment valueAdjust initial investment, contributions, growth rate, and time
💰 Finance
(3)
free
13
Loan Calculator‰
Loan Calculator‰
Loan Calculator‰
Simple Loan Calculator
Free

Easily calculate loan or mortgage payments. Simply input the loan amount, repayment term, and interest rate to get your estimated monthly payment.

Loan calculationMortgage calculationAmount input
💰 Finance
(96K)
ad-supported
14
Compound Interest - Compounder
Compound Interest - Compounder
Compound Interest - Compounder
Your Future Money
$1.99

Calculate and visualize the growth of your savings and investments over time. Explore different scenarios to understand the power of compound interest and plan for your financial goals, such as retirement.

Visualize savings growth with interactive graphsCalculate required contributions for financial goalsExperiment with different saving scenarios
💰 Finance
(232)
free
15
Compound Interest Calculator I
Compound Interest Calculator I
Compound Interest Calculator I
Invest | Growth | Finance
Free

Visualize your investment growth with this intuitive calculator. Input your initial investment, interest rate, and contributions to see how compound interest exponentially grows your savings over time. Essential for informed financial planning.

Visualize investment growthCalculate compound interestTrack initial investment
🔧 Utilities
(22)
free with in-app purchases
16
Compound Interest Calc: Growth
Compound Interest Calc: Growth
Compound Interest Calc: Growth
Yearly, Quarterly, Monthly,...
Free

Easily calculate and track investment profits and financial growth. Visualize your financial planning with charts and simulations for effective money management.

Calculate compound interestTrack investment profitsFinancial planning simulations
💰 Finance
(14)
free with in-app purchases
17
Compound Interest Calculator 6
Compound Interest Calculator 6
Compound Interest Calculator 6
Plan Your Future!
Free

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.

Advanced compound interest calculationsMultiple compounding frequenciesInteractive growth charts
🔧 Utilities
(1)
free with in-app purchases
18
Compound Interest Calculator.
Compound Interest Calculator.
Compound Interest Calculator.
With an easy-to-use screen
Free

Easily calculate compound interest with this finance app. It offers a beautiful user interface and smooth animations to assist investors and others with quick calculations. The app is designed for simplicity and speed.

Fast compound interest calculationsBeautiful user interfaceAttractive screen animations
💰 Finance
(8)
free with in-app purchases
19
Investment - Compound Interest
Investment - Compound Interest
Investment - Compound Interest
Savings, Retirement Calculator
Free

Calculate the future value of your investments with various compounding frequencies and addition options. This tool supports duration and withdrawal modes to help you plan your financial future.

Multiple compounding frequencies (weekly, monthly, yearly)Periodic, annual, and specific additionsDuration mode for long-term planning
💰 Finance
(48)
ad-supported
20
Compound Interest Calculation+
Compound Interest Calculation+
Compound Interest Calculation+
Compound Interest Calculator
$2.99
💰 Finance
(0)

FAQ about Compound Interest

What are the best compound interest apps for iPhone?
Compound Interest Calc tops our compound interest apps ranking as of July 2026, with a 4.8-star average from 6.4K App Store ratings, and it's free to download.
Yes — 18 of the top compound interest apps we rank are free to download, including Compound Interest Calc and Compound Interest Calculator F.
Compound Interest Calc shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 215+ compound interest apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app is a financial planning companion that helps you calculate compound interest for investment growth and plan retirement withdrawals. It provides tools to visualize how your money grows over time with periodic contributions and how long your savings will last when accounting for inflation.
Key features include a Growth Mode to calculate investment growth with periodic contributions and visualize it with interactive charts, and a Withdrawal Mode to plan retirement withdrawals with inflation adjustments and calculate how long savings will last. It also offers detailed year-by-year breakdowns and real-time calculations.