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Best Financial Calulator Apps

249+ iOS apps curated and reviewed

4.4 avg rating
17 free apps
Updated October 2026

Whether you're new to financial calulator or looking for an upgrade, our curated collection of 249+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Financial Calulator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Calculator₊Calculator₊Free4.7★ (1.7M)YesYesOct 2026
2BA Financial CalculatorBA Financial CalculatorFree4.8★ (3.4K)YesNoOct 2026
3OneCalc: All-in-one CalculatorOneCalc: All-in-one CalculatorFree4.6★ (5.1K)YesNoOct 2026
4EZ Financial CalculatorsEZ Financial CalculatorsFree4.4★ (54)YesNoOct 2026
5Financial Calculator: PercentFinancial Calculator: PercentFree4.7★ (15K)NoYesOct 2026
6Financial CalulatorFinancial CalulatorFree5.0★ (1)YesNoMay 2026
7Financial Calculator +Financial Calculator +$1.994.7★ (7)NoYesOct 2026
8RB 20c Financial CalculatorRB 20c Financial CalculatorFree—NoYesOct 2026

Top Picks for Financial Calulator

Calculator₊#1

Calculator₊ by Impala Studios

Basic, Scientific, Plus Calc
Editor's Choice
🔧 Utilities
4.7😞(1.7M ratings)
FreeAdsIn-App Purchases
#94in Utilities
Calculator₊ screenshot 1
Calculator₊ screenshot 2
Calculator₊ screenshot 3
Calculator₊ screenshot 4
Calculator₊ screenshot 5
Calculator₊ screenshot 6

This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.

What We Love

  • 💻 Useful calculator features
  • 🎨 Customizable backgrounds and themes
  • 📚 Helpful history tracking

Room to Improve

  • 📺 Intrusive full-screen ads
  • 💰 Expensive subscription model
  • 🔍 Ads blocking calculator functionality
BA Financial Calculator#2

BA Financial Calculator by Angel Montana

BAII Plus Emulator
Strong Contender
💰 Finance
4.8😐(3.4K ratings)
FreeAds
BA Financial Calculator screenshot 1
BA Financial Calculator screenshot 2
BA Financial Calculator screenshot 3

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.

What We Love

  • 🚀 Great app
  • 🚀 Exactly like the real thing
  • 👍 Useful
  • 👍 Solid app
  • 👍 Fantastic
  • 👍 Awesome
  • 👍 Excellent
  • 👍 Convenient
  • 👍 Reliable
  • 👍 Handy

Room to Improve

  • 🐛 Incorrect calculations
  • 🐛 Not accurate
  • 🐛 Précision à revoir
  • 🐛 Wrong answers
  • 🐛 TVM DOES NOT WORK! USELESS!
  • 🐛 Gives blatantly wrong calculations
  • 🐛 Values Not Accurate
  • 🐛 Does not properly calculate FV
  • 🐛 WRONG CALCULATIONS
  • 🐛 Calculations are wrong
  • 🐛 Wacky computations
  • 🐛 Not calculating interest rate
  • 🐛 Doesn't Calculate Pymts or PV correctly
  • 🐛 Error
  • 🐛 Can't find help
  • 🐛 Cant calculate PV or doesn't calculate it like a normal one does
  • 🐛 The clearing function doesn't work
  • 🐛 Pmt calculation on mortgage incorrect
  • 🐛 Useless application. Don't waste your time or money.
  • 🐛 Doesn't work
  • 🐛 In accurate
  • 🐛 Calculations are wrong
  • 🐛 Error 1 message
  • 🐛 App keeps crashing
  • 🐛 Don't work
  • 🐛 Calculations are wrong
OneCalc: All-in-one Calculator#3

OneCalc: All-in-one Calculator by tasser gyati

Calculates everything. Try it.
Worth Considering
📊 Productivity
4.6😊(5.1K ratings)
FreeAds
OneCalc: All-in-one Calculator screenshot 1
OneCalc: All-in-one Calculator screenshot 2
OneCalc: All-in-one Calculator screenshot 3
OneCalc: All-in-one Calculator screenshot 4
OneCalc: All-in-one Calculator screenshot 5
OneCalc: All-in-one Calculator screenshot 6

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.

What We Love

  • 🚀 Excellent app with many handy extras
  • 👍 Easy to use and one of the daily drivers
  • 👍 Helps with work
  • 👍 Great for calculations and conversions
  • 👍 Includes fractions
  • 👍 Perfect for construction and accounting tasks
  • 👍 Sleek modern design with lots of features
  • 👍 Useful for students and middle schoolers
  • 👍 Versatile and has everything needed

Room to Improve

  • 🐛 Crashes when using the 'More' section
  • 🐛 Incorrect date duration calculations
  • 🔍 Ads can be intrusive and disrupt calculations
  • 🔍 Confusing keyboard layout with underlined keys
  • 🔍 Paid version still shows ads
  • 🔍 Lacks scientific functions needed for homework

More Financial Calulator apps to explore

FAQ about Financial Calulator

What are the best financial calulator apps for iPhone?
Calculator₊ tops our financial calulator apps ranking as of October 2026, with a 4.7-star average from 1.7M App Store ratings, and it's free to download.
Yes — 17 of the top financial calulator apps we rank are free to download, including Calculator₊ and BA Financial Calculator.
Calculator₊ shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ financial calulator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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