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Best Free Compound Interest Calculator Apps

226+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

Out of 226+ free compound interest calculator apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Free Compound Interest Calculator

Compounder#1

Compounder by James Bevins

Interest Calculator
Editor's Choice
πŸ’° 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

  • πŸ‘ Easy to use
  • πŸš€ Instant results
  • πŸ’‘ Helps explain investments
  • πŸš€ Simple and easy to use

Room to Improve

  • πŸ› Glitchy and not user-friendly after update
  • πŸ› Can't use quarterly, monthly, or weekly buttons after update
  • πŸ› New version not working well on iPhone
Compound Interest Calculator X#2

Compound Interest Calculator X by Leno Labs LLC

Future Value of Money & Stocks
Strong Contender
πŸ’° Finance
4.8(574 ratings)
FreeAds
Compound Interest Calculator X screenshot 1
Compound Interest Calculator X screenshot 2
Compound Interest Calculator X screenshot 3
Compound Interest Calculator X screenshot 4

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.

Compound Interest Calc#3

Compound Interest Calc by Dane Hankamer

Plan | Invest | Retire
Worth Considering
πŸ’° 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

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

Room to Improve

  • πŸ› Scaling issues on smaller devices
  • πŸ› Inaccurate calculations in certain scenarios
  • πŸ› Frequent ads disrupting user experience

More Free Compound Interest Calculator apps to explore

4
Compound Interest Calculator F
Compound Interest Calculator F
Compound Interest Calculator F
Interest you earn on interest
Free

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 future investment valueMultiple contribution frequenciesGraph and table visualizations
πŸ’° Finance
(102)
ad-supported
5
Compound Interest App
Compound Interest App
Compound Interest App
Compound Interest Calculator
Free
πŸ’° Finance
(0)
6
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
πŸ”§ Utilities
(3)
ad-supported
7
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
πŸ’° Finance
(2)
ad-supported
8
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
πŸ’° Finance
(8)
free with in-app purchases
9
Compound Percentage Calculator
Compound Percentage Calculator
Compound Percentage Calculator
Compound Interest Calculator!
Free
πŸ”§ Utilities
(0)
10
Compound Interest Cal
Compound Interest Cal
Compound Interest Cal
Fast Finance
Free

Calculate the potential growth of your investments with this fast and easy compound interest calculator. It features a clean, customizable interface with options for various timeframes and display modes.

Calculate compound interestCustomizable time options (years, months, weeks, days)Clean and simple UI
πŸ’° Finance
(0)
free
11
Interest Calculator: Finance
Interest Calculator: Finance
Interest Calculator: Finance
Compound & Savings Calc
Free

Easily calculate compound and simple interest on various investments like FDs, CDs, and RDs. Project future investment values and analyze returns with a user-friendly interface for global users.

Compound & Simple Interest CalculationFixed Deposit (FD) & CD AnalysisRecurring Deposit (RD) Tracking
πŸ’° Finance
(856)
freemium
12
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
πŸ’° Finance
(14K)
subscription
13
Compound Interest Calc.
Compound Interest Calc.
Compound Interest Calc.
Basic compounding calculator
Free
πŸ’° Finance
(0)
14
Investment Calculator - Calc
Investment Calculator - Calc
Investment Calculator - Calc
Compound interest, financial
Free

Easily assess investment value over time with detailed tables and charts. Includes tools for ROI, duration, and contribution calculations. Save and track your financial journey.

Investment progression tables and chartsReturn on Investment (ROI) calculationInvestment duration and contribution planning
πŸ’° Finance
(1.6K)
subscription
15
Quick Interest Calculator
Quick Interest Calculator
Quick Interest Calculator
by Goran Rauker
Free

Easily calculate compound interest for your savings. Input your initial balance, monthly contributions, savings duration, and interest rate to see your potential growth. This tool simplifies financial planning without complex data entry.

Compound interest calculationInput starting balanceInput monthly savings
πŸ’° Finance
(24)
free
16
Interest Calculator - Compound
Interest Calculator - Compound
Interest Calculator - Compound
Compound Interest & ROI
Free

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.

Customizable periods (years, months, weeks, days)Single or multiple tax rate calculationsVisual charts (pie, line, tax vs. inflation)
πŸ”§ Utilities
(114)
free with in-app purchases
17
Compound Interest Calculator ・
Compound Interest Calculator ・
Compound Interest Calculator ・
Financial・Retirement・SIP Goals
Free

Visualize and optimize your savings and investments to reach financial goals. This tool accurately calculates compound interest, simulates growth and withdrawal scenarios, and helps you determine investment needs to achieve your targets.

Compound interest calculationGrowth and withdrawal planningGoal finder for financial targets
πŸ’° Finance
(3)
free with in-app purchases
18
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
πŸ”§ Utilities
(1)
free with in-app purchases
19
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
πŸ’° Finance
(3)
free
20
Compound Interest Calculator A
Compound Interest Calculator A
Compound Interest Calculator A
Investment, Savings, Loan Calc
Free

This financial tool helps you understand how your money grows with compound interest, plan savings goals, and analyze loan repayment. Visualize your financial future with interactive charts and detailed breakdowns, supporting over 70 currencies.

Compound interest projectionsSavings goal plannerInflation impact analysis
πŸ’° Finance
(194)
free with in-app purchases