Best Calculation Apps

236+ iOS apps curated and reviewed

4.6 avg rating
16 free apps
Updated June 2026

With an average user rating of 4.6★, the calculation category is one of the App Store's strongest. Browse all 236+ apps we track, sorted so the most loved ones surface first.

Top Picks for Calculation

Calculator#1

Calculator by Apple Inc.

Editor's Choice
🔧 Utilities
3.0😞(8.9K ratings)
Free
Calculator screenshot 1
Calculator screenshot 2
Calculator screenshot 3
Calculator screenshot 4

This app offers both basic and scientific calculators for quick solutions to mathematical expressions. It also features a "Math Notes" function that allows users to type or write out equations and see them solved inline, with support for variables and graphing.

What We Love

  • 👍 Basic calculator functionality
  • 💡 Math notes feature
  • 🚀 Clean, simple design

Room to Improve

  • 🐛 Calculation errors
  • 🔍 Lack of history/memory functions
  • 🤔 Inconvenient to access advanced features
Calculator₊#2

Calculator₊ by Impala Studios B.V.

Basic, Scientific, Plus Calc
Strong Contender
🔧 Utilities
4.7😞(1.7M ratings)
FreeAdsIn-App Purchases
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
Calculator with History +#3

Calculator with History + by Beijing Free Calculator Technology Co., Ltd.

No ads & Scientific calculator
Worth Considering
💰 Finance
4.7😊(23K ratings)
FreeIn-App Purchases
Calculator with History + screenshot 1
Calculator with History + screenshot 2
Calculator with History + screenshot 3
Calculator with History + screenshot 4
Calculator with History + screenshot 5
Calculator with History + screenshot 6

This free calculator app offers a fast, ad-free experience with a visual input and calculation history. Customize your experience with various keyboard sounds and colors, and access advanced scientific functions when needed.

What We Love

  • 🚀 Great calculator with history
  • 👍 Easy to use interface
  • 🚀 Responsive and fast
  • 🔒 No ads or subscriptions

Room to Improve

  • 🐛 History deletion issues
  • 🐛 Delayed equal button press
  • 🐛 Calculation errors with certain functions

More Calculation apps to explore

4
Calculator Air: AI Math Solver
Calculator Air: AI Math Solver
Calculator Air: AI Math Solver
Basic, Scientific & Photo Math
Free

Solve math problems instantly with a powerful AI-driven calculator. Features include basic and scientific calculations, a photo math solver, and an AI homework helper for step-by-step explanations. Ideal for students and professionals needing quick, accurate math solutions.

Basic and scientific calculatorPhoto math solverAI homework helper
🔧 Utilities
(81K)
subscription
5
Calculator‰
Calculator‰
Calculator‰
Default Calculator
Free

This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.

Large buttonsClear displayFast calculations
🔧 Utilities
(404K)
ad-supported
6
Rapid & Quick Calculator Pro
Rapid & Quick Calculator Pro
Rapid & Quick Calculator Pro
History Tape, Tax and Discount
$3.99

This calculator app offers essential functions plus advanced features like sales tax and discount calculations. Easily reuse past answers, edit expressions with cursor keys, and customize themes and fonts. Share your calculations with others.

History tape for reusing answersSales tax and discount calculationsPrecise rounding settings
💰 Finance
(490)
paid
7
Currency converter calculator!
Currency converter calculator!
Currency converter calculator!
Exchange rates USD
Free

This app provides real-time exchange rates for all world currencies, including cryptocurrencies, and functions offline. It features an embedded calculator, the ability to set custom rates, and updates hourly. An optional premium version removes ads and offers additional features.

All world currenciesOffline functionalityCryptocurrency support
✈️ Travel
(66K)
free with in-app purchases
8
Calculator - Simple & Basic
Calculator - Simple & Basic
Calculator - Simple & Basic
by The App Tower Inc.
Free

This utility app offers a straightforward calculation experience with a vast selection of over 80 customizable themes. Personalize your calculator's appearance to suit your style while performing everyday math tasks.

Basic calculationsOver 80 themesTheme customization
🔧 Utilities
(146K)
free with in-app purchases
9
Scientific Calculator fx-991
Scientific Calculator fx-991
Scientific Calculator fx-991
Step-by-step Math Solver
Free

This app provides a powerful scientific calculator with step-by-step solutions for equations, advanced functions, and graphing capabilities. It includes a formula library and unit converter, inspired by a popular Casio model, to aid in learning and problem-solving for math and science subjects.

Step-by-step equation solverAdvanced scientific functionsGraphing mode
📚 Education
(344)
free with in-app purchases
10
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
🔧 Utilities
(4.6K)
free with in-app purchases
11
Digits Tape Calculator
Digits Tape Calculator
Digits Tape Calculator
The calculator for humans
$1.99

This app offers a calculator with an editable, line-by-line tape history, combining spreadsheet-like functionality with calculator simplicity. Easily correct mistakes, add comments, and share or print your calculations.

Editable line-by-line tape historyCorrect and insert entriesAdd labels and comments
🔧 Utilities
(1.1K)
free with in-app purchases
12
Calculator ∞
Calculator ∞
Calculator ∞
The Best Scientific Calculator
$5.99

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

Step-by-step solution hintsMath Photos SolverHandwriting Recognition
📚 Education
(6.2K)
free with in-app purchases
13
Calculator-Math Toolbox
Calculator-Math Toolbox
Calculator-Math Toolbox
Edit process & Manage history
Free

This app offers both basic and advanced scientific calculations with a user-friendly interface. It allows for real-time editing of calculations, history management, and theme customization.

Basic and scientific calculationsTrigonometric and inverse trigonometric functionsMathematical functions (abs, ceil, floor, round)
🔧 Utilities
(339)
free with in-app purchases
14
Calculator!
Calculator!
Calculator!
by 7th Gear
$0.99

This app offers a versatile calculator experience with both standard and scientific modes. Customize its appearance, use it in any orientation, and access additional tools like a notes tab and calculation history. It's designed for students and professionals needing accurate calculations.

Standard and scientific calculator modesCustomizable look (iPad only)Portrait and landscape orientation
🔧 Utilities
(4.2K)
free with in-app purchases
15
Graphing Calculator X84
Graphing Calculator X84
Graphing Calculator X84
Designed for use with Ti-84
Free

This app offers a free, powerful alternative to hardware graphing calculators. It supports basic to complex math, including graphing, statistics, and matrix operations, with a built-in user manual for assistance.

Graphing of functionsStatistics and regression analysisMatrix operations
📚 Education
(50K)
free with in-app purchases
16
Calculator +
Calculator +
Calculator +
Scientific Calc Plus Fraction
Free

This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.

Free basic and scientific calculatorIntuitive interface with equation and result displayFraction and percent support
🔧 Utilities
(9.6K)
free with in-app purchases
17
Discount Calculator Saver Calc
Discount Calculator Saver Calc
Discount Calculator Saver Calc
Percentage & Price Comparison
Free

This app helps shoppers quickly calculate discounts, compare prices, and manage their shopping lists. It provides tools to avoid overpaying and make informed purchasing decisions.

Discount calculationPrice comparisonEditable shopping list
🛍️ Shopping
(6K)
free with in-app purchases
18
Panecal Scientific Calculator
Panecal Scientific Calculator
Panecal Scientific Calculator
For engineers and students
Free

This app functions as a scientific calculator, enabling users to input and edit complex formulas with ease. It supports formula history, variable memory, and various number system conversions for accurate calculations.

Formula editing with cursor and swipeReuse past formulasVariable memory for calculations
🔧 Utilities
(1.9K)
ad-supported
19
Calculator for iPad!
Calculator for iPad!
Calculator for iPad!
Basic & Scientific Calculator
Free

This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.

Basic and scientific calculator modesOver 30 scientific operationsCustomizable appearance (iPad)
🔧 Utilities
(60K)
free
20
Calculator Max
Calculator Max
Calculator Max
Modern All-in-One Calculator
Free
$0.99 | 100% OFF

This app offers a comprehensive suite of calculation tools, from basic arithmetic to advanced scientific functions. It features a history tape for easy access and reuse of entries, and a unique scribble pad for handwritten notes and equation solving on iPads. Enjoy a clean interface, multitasking support, and customizable themes.

Basic and scientific calculatorsHistory tape with export optionsHandwritten notes and equation solving
🔧 Utilities
(1.8K)
free with in-app purchases

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