Best Free Investment Calculator Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated October 2026

Every iPhone needs a few good free investment calculator apps. We benchmark 250+ 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 Free Investment Calculator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Compound Interest CalcCompound Interest CalcFree4.8β˜… (6.5K)YesYesOct 2026
2EZ Financial CalculatorsEZ Financial CalculatorsFree4.4β˜… (51)YesNoSep 2026
3Investment Calculator - CalcInvestment Calculator - CalcFree4.7β˜… (1.6K)NoYesOct 2026
4CompounderCompounderFree4.8β˜… (3.4K)NoNoOct 2026
5Financial Calculator: PercentFinancial Calculator: PercentFree4.7β˜… (15K)NoYesOct 2026
6Easy Financial CalculatorEasy Financial CalculatorFreeβ€”NoNoAug 2026
7Invest Rebalancing CalculatorInvest Rebalancing CalculatorFree2.0β˜… (2)NoNoOct 2026
8Investment Calculator with AIInvestment Calculator with AIFreeβ€”NoNoMay 2026

Top Picks for Free Investment Calculator

Compound Interest Calc#1

Compound Interest Calc by Dane Hankamer

Plan | Invest | Retire
Editor's Choice
πŸ’° Finance
4.8😊(6.5K 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

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
  • πŸš€ Intuitive interface
  • πŸš€ Useful for retirement planning
  • πŸš€ Great visualization of investment growth

Room to Improve

  • πŸ› Scaling issues on smaller devices
  • πŸ› Inaccurate calculations in certain scenarios
  • πŸ› Frequent ads disrupting user experience
  • πŸ› Crashing and compatibility issues
  • πŸ› Lack of customization options
4.4😊(51 ratings)
FreeAds
EZ Financial Calculators screenshot 1
EZ Financial Calculators screenshot 2
EZ Financial Calculators screenshot 3
EZ Financial Calculators screenshot 4
EZ Financial Calculators screenshot 5
EZ Financial Calculators screenshot 6

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.

What We Love

  • πŸ‘ Simple and easy to use
  • πŸš€ Powerful set of financial calculators
  • πŸ’‘ Comprehensive range of features
  • πŸ‘ Helpful for personal finance and education
  • πŸ‘ Great customer support

Room to Improve

  • πŸ› Occasional crashes or bugs
  • πŸ” Intrusive ads in free version
  • πŸ” Lack of customization options
  • πŸ› Inaccurate calculations in certain cases
Investment Calculator - Calc#3

Investment Calculator - Calc by Phan Nhat Đang

Compound interest, financial
Worth Considering
πŸ’° Finance
4.7😞(1.6K ratings)
FreeIn-App Purchases
Investment Calculator - Calc screenshot 1
Investment Calculator - Calc screenshot 2
Investment Calculator - Calc screenshot 3
Investment Calculator - Calc screenshot 4

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.

What We Love

  • πŸ‘ User-friendly interface
  • πŸ’‘ Helpful investment calculations

Room to Improve

  • πŸ’° Paywall for basic features
  • πŸ“’ Intrusive ads
  • πŸ› Calculation issues
  • πŸ€” Confusing subscription/unsubscription process

More Free Investment Calculator apps to explore

FAQ about Free Investment Calculator

What are the best free investment calculator apps for iPhone?
Compound Interest Calc tops our free investment calculator apps ranking as of October 2026, with a 4.8-star average from 6.5K App Store ratings, and it's free to download.
Compound Interest Calc shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ free investment calculator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.