Best Ti 84 Calc Apps

188+ iOS apps curated and reviewed

4.5 avg rating
15 free apps
Updated June 2026

The best ti 84 calc apps on iPhone average 4.5β˜… across 188+ titles β€” we've ranked them by what real users actually keep on their phones. Updated June 2026.

Top Picks for Ti 84 Calc

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
Graphing Calculator X84#3

Graphing Calculator X84 by Incpt.Mobis

Designed for use with Ti-84
Worth Considering
πŸ“š Education
4.5😐(50K ratings)
FreeAdsIn-App Purchases
Graphing Calculator X84 screenshot 1
Graphing Calculator X84 screenshot 2
Graphing Calculator X84 screenshot 3
Graphing Calculator X84 screenshot 4
Graphing Calculator X84 screenshot 5
Graphing Calculator X84 screenshot 6

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.

What We Love

  • πŸš€ Exact replica of TI-84 calculator
  • 🀩 Great for school/college math
  • πŸ‘ Convenient to have on phone
  • πŸ’° Cheaper than physical calculator

Room to Improve

  • πŸ“Ί Intrusive and frequent ads
  • πŸ”“ Key features locked behind paywall
  • πŸ›‘ Restricted functionality compared to physical TI-84

More Ti 84 Calc apps to explore

4
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
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
GraphNCalc83
GraphNCalc83
GraphNCalc83
Graphing calculator
$12.99

This app offers a powerful graphing calculator experience with touch-based input for enhanced interaction. It supports natural textbook notation, advanced math functions, and various plotting capabilities. Users can also utilize its programming features and built-in tools like unit conversion and a periodic table.

Touch-based graphing and editingNatural textbook notation inputAdvanced math and statistical functions
πŸ“š Education
(3.8K)
paid
7
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

Basic & Scientific CalculatorLive Currency ConverterHistory Tape
πŸ”§ Utilities
(357K)
free with in-app purchases
8
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
9
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
πŸ”§ Utilities
(81K)
subscription
10
Calculator & AI Math Solver
Calculator & AI Math Solver
Calculator & AI Math Solver
Scientific, Basic, Photo Calc
Free

This app offers a powerful calculator with a history feature and advanced scientific functions. It uses AI to solve complex math problems instantly, including solving equations from photos and through a chat interface.

Basic and advanced scientific calculationsSolve math problems from photosAI chat bot for instant solutions
πŸ”§ Utilities
(41)
free with in-app purchases
11
TI-84 CE Calculator Manual
TI-84 CE Calculator Manual
TI-84 CE Calculator Manual
TI84 Graphing Calculator Tutor
$4.99

Master your TI-84 Plus CE graphing calculator with this comprehensive manual. It provides step-by-step instructions, secret tips, and visual aids for 46 essential topics, including calculus, matrices, and statistics. Prepare for exams with practice problems and solutions.

Step-by-step key press sequencesSecret calculator tips46 covered topics
πŸ“š Books
(82)
paid
12
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
13
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
14
Graphing Calculator Plus AI
Graphing Calculator Plus AI
Graphing Calculator Plus AI
Scientific Graphing Calculator
$5.99

This app serves as a powerful scientific graphing calculator, offering advanced mathematical functions and graphing capabilities. It includes a built-in AI assistant for math queries and a comprehensive user manual. Ideal for students and professionals needing complex calculations and visualizations.

Scientific and graphing calculatorAI-powered math assistantComplex number calculations
πŸ“š Education
(12K)
free with in-app purchases
15
Calculate84 for Institutions
Calculate84 for Institutions
Calculate84 for Institutions
Intended for use with TI-84
$17.99

A modern graphing calculator designed for institutional use, offering fast, interactive touch-screen graphing with intelligent error messages and scrollable windows. It provides a user-friendly experience for educational settings.

Interactive touch-screen graphingScrollable windowsIntelligent error messages
πŸ“š Education
(12)
paid
16
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
πŸ“š Education
(344)
free with in-app purchases
17
Graphing Calculator Pro⁸⁴
Graphing Calculator Pro⁸⁴
Graphing Calculator Pro⁸⁴
Scientific Graphing Calculator
$12.99

This app provides a comprehensive graphing and scientific calculator experience on your mobile device. It allows you to graph multiple functions, solve equations, perform statistical analysis, and work with matrices, all with a familiar interface. Ideal for students and anyone needing advanced calculation capabilities on the go.

Graph multiple functions with different colorsSolve equations and find integralsPerform advanced scientific calculations
πŸ“š Education
(1.6K)
paid
18
Calculator83
Calculator83
Calculator83
by Lyker Labs LLC
Free

A minimalist calculator app focused on simplicity and a clean workflow. It offers both basic and scientific modes, allowing users to perform calculations without complex settings. Get started quickly with this straightforward tool.

Minimalist designClean workflowBasic mode
πŸ”§ Utilities
(4)
free
19
Calculator X: Math for iPad
Calculator X: Math for iPad
Calculator X: Math for iPad
Smart History, Plus Scientific
Free

This app offers a smart calculator experience across iPad, iPhone, and Apple Watch. It features a history of calculations, the ability to edit equations, and a convenient dark mode. Easily share your results and enjoy enhanced productivity with its user-friendly interface.

Basic & Easy to UseHistory of CalculationsEdit Equation
πŸ’° Finance
(6.2K)
free with in-app purchases
20
Calculator Plus #1
Calculator Plus #1
Calculator Plus #1
Calculate - Simple Basic Calc
Free

A straightforward calculator app designed for everyday math, school, budgeting, and shopping. It offers essential functions, a clear interface with large buttons, and a history log for reviewing past calculations. Advanced features include memory functions, percentage calculations, and multi-window support for efficient workflow.

Basic arithmetic operationsCalculation historyMemory function
πŸ”§ Utilities
(5K)
free with in-app purchases

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