Best Apy Calculator Interest Growth Apps

226+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

Out of 226+ apy calculator interest growth apps on iOS, 19 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 Apy Calculator Interest Growth

Compound Interest Calc#1

Compound Interest Calc by Dane Hankamer

Plan | Invest | Retire
Editor's Choice
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
Compounder#3

Compounder by James Bevins

Interest Calculator
Worth Considering
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

More Apy Calculator Interest Growth apps to explore

4
The Best Calculator - Calc Pro
The Best Calculator - Calc Pro
The Best Calculator - Calc Pro
10 Powerful Calculators
Free

This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to handle everything from basic arithmetic to complex scientific and financial calculations. It includes features like unit conversion, currency exchange, graphing, and statistical analysis, making it a versatile tool for students and professionals.

10 powerful calculators (Standard, Scientific, Graphing, etc.)10 financial worksheets (Mortgage, Loan, Compound Interest, etc.)Unit Converter with 3000+ conversions
πŸ”§ Utilities
(4.6K)
free with in-app purchases
5
Loan Calculator - Debt Planner
Loan Calculator - Debt Planner
Loan Calculator - Debt Planner
Mortgage, Car, School, Payday
Free

This app helps you understand the true cost of loans and mortgages by revealing total interest paid and payoff timelines. It allows for scenario comparisons, extra payment analysis, and detailed amortization schedules. Visualize your debt journey with graphs and access bonus calculators.

Reveals total interest paidCalculates debt-free dateAnalyzes extra payment savings
πŸ’° Finance
(22K)
free with in-app purchases
6
10bii Financial Calculator
10bii Financial Calculator
10bii Financial Calculator
Easy Financial Calculator
$7.99

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.

Over 105 financial, business, and math functionsTime Value of Money (TVM) calculationsUneven Cashflow worksheets
πŸ’° Finance
(663)
free with in-app purchases
7
EZ Financial Calculators
EZ Financial Calculators
EZ Financial Calculators
by Bishinew Incorporated
Free

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.

Finance and Investment CalculatorsLoan and Mortgage CalculatorsRetirement Planning Tools
πŸ’° Finance
(46)
ad-supported
8
BA Financial Calculator
BA Financial Calculator
BA Financial Calculator
BAII Plus Emulator
Free

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.

TI BAII Plus emulatorIdentical functionalityUser-friendly interface
πŸ’° Finance
(2.9K)
ad-supported
9
Percentage Calculator - percent, discount, tip
Percentage Calculator - percent, discount, tip
Percentage Calculator - percent, discount, tip
by Omni Calculator Sp. z o.o.
Free

This app offers a comprehensive suite of tools for calculating percentages, discounts, tips, and various financial metrics. It simplifies everyday math and complex business calculations, making it ideal for students, professionals, and shoppers alike.

Simple percentage calculationPercentage increase/decreaseTip and discount calculator
πŸ’° Finance
(56)
free with in-app purchases
10
CD Calculator Pro
CD Calculator Pro
CD Calculator Pro
Certificate of Deposit Calc
Free

Estimate the future value of your Certificate of Deposit with this fast and easy-to-use calculator. Plan your savings and compare options by exploring how interest rates affect your CD growth.

Estimate future CD valueCalculate total returnsAnalyze interest rate impact
πŸ’° Finance
(385)
ad-supported
11
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
12
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
πŸ’° Finance
(574)
ad-supported
13
Calculator Pro Lite
Calculator Pro Lite
Calculator Pro Lite
Best Calculator
Free

A highly customizable calculator app offering a modern interface and extensive features. Personalize themes, button layouts, and visual elements. Track your calculations with a detailed history and access scientific functions.

Customizable themes and colorsDual-line displayCalculation history
πŸ”§ Utilities
(3K)
ad-supported
14
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
15
Future Value Calculator - Calc
Future Value Calculator - Calc
Future Value Calculator - Calc
Balance, Interest, Schedule
Free

Calculate the future value of an investment based on compounding periods, interest rates, initial amount, and periodic payments. This tool is essential for understanding financial concepts like loans and mortgages.

Calculate future value (FV)Input compounding periods (N)Input interest/yield rate (I/Y)
πŸ”§ Utilities
(67)
free with in-app purchases
16
Calculator: No Ads / Ad-Free
Calculator: No Ads / Ad-Free
Calculator: No Ads / Ad-Free
Basic, Scientific & Finance
Free

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.

Scientific calculatorFinancial calculator (budgets, loans, mortgages)Audible speech feedback
πŸ”§ Utilities
(4.5K)
free with in-app purchases
17
Loan calculator: Installment
Loan calculator: Installment
Loan calculator: Installment
Amortization and interest rate
Free

Easily calculate monthly loan payments, interest rates, loan amounts, or repayment periods. Visualize your loan breakdown with pie charts and detailed amortization schedules.

Calculate monthly/yearly paymentsDetermine interest rateCalculate loan amount
πŸ’° Finance
(818)
free with in-app purchases
18
CD Calculator - Calc
CD Calculator - Calc
CD Calculator - Calc
The Certificate of Deposit
Free

Easily calculate the specifics of your Certificate of Deposit investments. Input your initial amount, time period, and interest rate to receive precise results. View a detailed compounding schedule for your deposit's growth.

Calculate Certificate of DepositEnter initial amountInput time period
πŸ”§ Utilities
(251)
free with in-app purchases
19
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Easy Basic Calculator
Free

A user-friendly calculator app featuring large buttons and customizable colorful backgrounds. It offers a dual-line display, multi-line input for complex equations, and convenient gesture controls for editing and copying.

Large buttonsDual-line display18 color themes
πŸ”§ Utilities
(13K)
ad-supported
20
Loan Calculator - Loan2Me
Loan Calculator - Loan2Me
Loan Calculator - Loan2Me
Quick and Easy Loan Calculator
Free

This app helps you quickly calculate loan payments, affordability, and potential savings. It offers detailed amortization schedules and allows for scenario planning by adjusting loan parameters. Advanced features include expense breakdowns for mortgages and vehicle loans, plus data synchronization and custom report generation.

Calculate loan paymentsDetermine loan affordabilityAmortization schedule
πŸ’° Finance
(8.2K)
freemium