Best School Calculator Apps

226+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

Whether you're new to school calculator or looking for an upgrade, our curated collection of 226+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top School Calculator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Calculate84Calculate84Free4.8β˜… (52K)YesYesJul 2026
2Ncalc - Graphing Calculator 84Ncalc - Graphing Calculator 84Free was $4.994.6β˜… (4.9K)YesYesJul 2026
3Calculator #Calculator #Free4.6β˜… (36K)YesYesJul 2026
4Scientific Calculator Plus 991Scientific Calculator Plus 991Free4.7β˜… (12K)YesYesJul 2026
5Desmos Graphing CalculatorDesmos Graphing CalculatorFree4.3β˜… (1.3K)NoNoJul 2026
6Calculator for iPad!Calculator for iPad!Free4.7β˜… (60K)NoNoJul 2026
7Taculator 84 Graphing CalcTaculator 84 Graphing CalcFree4.5β˜… (7.5K)NoYesJul 2026
8OneCalc: All-in-one CalculatorOneCalc: All-in-one CalculatorFree4.6β˜… (4.8K)YesNoJul 2026

Top Picks for School Calculator

Calculate84#1

Calculate84 by Century Light LLC

Intended for use with TI-84
Editor's Choice
πŸ“š Education
4.8😊(52K ratings)
FreeAdsIn-App Purchases
Calculate84 screenshot 1
Calculate84 screenshot 2
Calculate84 screenshot 3
Calculate84 screenshot 4

This app offers a modern graphing calculator experience on your iPhone. It features fast, interactive touch-screen graphing, scrollable windows, and intelligent error messages for a more intuitive user experience. Designed to be a usable alternative to physical graphing calculators.

What We Love

  • πŸ‘ Identical to TI-84 calculator
  • πŸš€ Seamless and intuitive user experience
  • πŸ’° Affordable alternative to physical calculator
  • πŸ“± Convenient to have on phone

Room to Improve

  • πŸ› Occasional bugs and crashes
  • πŸ” Missing some advanced features like regression types
  • πŸ”’ Previous purchases removed without warning
Ncalc - Graphing Calculator 84#2

Ncalc - Graphing Calculator 84 by Tran Duy

Intended for use with Ti-84
Strong Contender
πŸ“š Education
4.6😊(4.9K ratings)
FreeAdsIn-App Purchases
Ncalc - Graphing Calculator 84 screenshot 1
Ncalc - Graphing Calculator 84 screenshot 2
Ncalc - Graphing Calculator 84 screenshot 3
Ncalc - Graphing Calculator 84 screenshot 4
Ncalc - Graphing Calculator 84 screenshot 5
Ncalc - Graphing Calculator 84 screenshot 6

This app offers a comprehensive graphing and scientific calculator experience, mimicking the functionality of a Ti-84. It includes advanced features for graphing, symbolic calculations, equation solving, and extensive statistical analysis. Users can upgrade for full access to all capabilities.

What We Love

  • πŸ‘ Great calculator app
  • πŸš€ Powerful features
  • πŸ’° Good value for money
  • πŸ“± Convenient mobile version of TI-84

Room to Improve

  • πŸ› Occasional crashes or bugs
  • πŸ” Lack of instructions/documentation
  • πŸ’Έ Premium features require additional purchase
Calculator ##3

Calculator # by Incpt.Mobis

Scientific Calculator
Worth Considering
πŸ”§ Utilities
4.6😐(36K ratings)
FreeAdsIn-App Purchases
Calculator # screenshot 1
Calculator # screenshot 2
Calculator # screenshot 3
Calculator # screenshot 4
Calculator # screenshot 5
Calculator # screenshot 6

This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.

What We Love

  • πŸ‘ Easy to use
  • πŸš€ Powerful functionality
  • πŸ’‘ Helpful for math classes
  • ⭐ Great for students

Room to Improve

  • πŸ” Confusing interface after update
  • πŸ“’ Too many intrusive ads
  • πŸ’° Paywall for advanced features

More School Calculator apps to explore

4
Scientific Calculator Plus 991
Scientific Calculator Plus 991
Scientific Calculator Plus 991
Designed for math calculator
Free

This app is a powerful scientific calculator with graphing capabilities, a formula library, and a unit converter. It offers natural display input, advanced math functions for algebra, calculus, and statistics, and supports various number bases and formats.

Natural display inputGraphing moduleFormula library
πŸ“š Education
(12K)
free with in-app purchases
5
Desmos Graphing Calculator
Desmos Graphing Calculator
Desmos Graphing Calculator
by Desmos, Inc.
Free

Explore mathematical concepts by graphing any equation, from simple lines to complex series. This powerful tool allows for interactive exploration with sliders, data tables, and animations. It also includes a scientific calculator and supports inequalities and accessibility features.

Graph any equation (polar, cartesian, parametric)Interactive sliders for function transformationsInput and plot data with tables
πŸ“š Education
(1.3K)
free
6
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)
πŸ”§ Utilities
(60K)
free
7
Taculator 84 Graphing Calc
Taculator 84 Graphing Calc
Taculator 84 Graphing Calc
Statistics, Matrix + Graph
Free

This advanced calculator app offers comprehensive tools for high school and college students, covering everything from pre-algebra to calculus and statistics. It features high-resolution graphing, matrix operations, and detailed statistical analysis, all accessible through an intuitive interface.

Scientific and advanced math functionsHigh-resolution graphing and plottingMatrix operations and storage
πŸ“š Education
(7.5K)
free with in-app purchases
8
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

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.

Over 40 calculators and unit convertersStandard and scientific calculator functionsFinancial calculators (interest, loan, currency)
πŸ“Š Productivity
(4.8K)
free with in-app purchases
9
Calculator +γ…€
Calculator +γ…€
Calculator +γ…€
Math, Scientific & Fraction
Free

This app simplifies math with basic, scientific, and fraction calculations. It also features a unique snap-and-scribble function to solve problems from photos. Customize your experience with themes and access a calculation history.

Snap and Scribble CalculatorBasic CalculatorScientific Calculator
πŸ”§ Utilities
(4.1K)
subscription
10
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
πŸ”§ Utilities
(146K)
free with in-app purchases
11
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.

Scientific calculatorUnit converterCurrency converter
πŸ“Š Productivity
(12K)
free with in-app purchases
12
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
πŸ“š Education
(50K)
free with in-app purchases
13
Calculator⁻
Calculator⁻
Calculator⁻
Best hand calculator
Free

A straightforward calculator app designed for simplicity, offering basic arithmetic operations and percentage calculations. It allows users to record and recall past results, customize colors, and enable touch sounds for a personalized experience.

Basic arithmetic operationsPercentage calculationsRecord and recall results
πŸ”§ Utilities
(3.4K)
ad-supported
14
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
πŸ”§ Utilities
(1.9K)
ad-supported
15
Calculatorβ‚Š
Calculatorβ‚Š
Calculatorβ‚Š
Basic, Scientific, Plus Calc
Free

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.

Basic and scientific calculationsUnit and currency converterAI-powered math solver with photo recognition
πŸ”§ Utilities
(1.7M)
free with in-app purchases
16
Desmos Scientific Calculator
Desmos Scientific Calculator
Desmos Scientific Calculator
by Desmos, Inc.
Free

This app offers a powerful scientific calculator with a wide range of functions for trigonometry, statistics, and combinatorics. Users can define and evaluate their own functions, assign values to variables, and view multiple expressions simultaneously. It works offline and is completely free to use.

Basic arithmetic operationsTrigonometric functionsStatistical calculations
πŸ“š Education
(327)
free
17
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
πŸ”§ Utilities
(404K)
ad-supported
18
Calculator for iPadβ‚Š
Calculator for iPadβ‚Š
Calculator for iPadβ‚Š
Basic, Scientific, Plus Calc
Free

This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.

Basic & Scientific CalculatorAdvanced Scientific FunctionsLive Currency Converter
πŸ”§ Utilities
(126K)
free with in-app purchases
19
Calculator with History Tape
Calculator with History Tape
Calculator with History Tape
No Ads Calculator with Memory
Free

This app provides a straightforward calculator experience with a comprehensive history log of all your computations. Customize the keyboard, display, and history records to suit your needs. Easily add annotations and titles to past calculations for better organization.

History record functionDisplay input equationAdjustable keyboard size and font
πŸ“Š Productivity
(3.2K)
free with in-app purchases
20
Calculator with History +
Calculator with History +
Calculator with History +
No ads & Scientific calculator
Free

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.

Ad-free experienceCalculation historyVisual input
πŸ’° Finance
(23K)
free with in-app purchases

FAQ about School Calculator

What are the best school calculator apps for iPhone?
Calculate84 tops our school calculator apps ranking as of July 2026, with a 4.8-star average from 52K App Store ratings, and it's free to download.
Yes β€” 20 of the top school calculator apps we rank are free to download, including Calculate84 and Ncalc - Graphing Calculator 84.
Calculate84 shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 226+ school calculator apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Calculate84 provides a modern graphing calculator experience directly on your iPhone. It aims to replicate the functionality of physical graphing calculators with a user-friendly interface, featuring fast touch-screen graphing and scrollable windows.
Key features include fast and interactive touch-screen graphing, scrollable windows for easier navigation, and intelligent error messages to help users understand and correct mistakes. The interface is designed to be intuitive and familiar.

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