Best Ti 30 Calculator Apps

250+ iOS apps curated and reviewed

4.5 avg rating
16 free apps
Updated August 2026

If you already know Calculate84, this is the deeper bench. 250+ ti 30 calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Ti 30 Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Calculate84Calculate84Free4.8★ (52K)YesYesAug 2026
2Graphing Calculator X84Graphing Calculator X84Free4.5★ (50K)YesYesAug 2026
3Taculator 84 Graphing CalcTaculator 84 Graphing CalcFree4.5★ (7.5K)NoYesAug 2026
4Ncalc - Graphing Calculator 84Ncalc - Graphing Calculator 84Free was $4.994.6★ (4.9K)YesYesAug 2026
5Desmos Graphing CalculatorDesmos Graphing CalculatorFree4.3★ (1.3K)NoNoAug 2026
6Calculator₊Calculator₊Free4.7★ (1.7M)YesYesAug 2026
7Graphing Calculator : Ti 84Graphing Calculator : Ti 84Free4.4★ (16)YesNoJul 2026
8Calculator #Calculator #Free4.6★ (36K)YesYesAug 2026

Top Picks for Ti 30 Calculator

Calculate84#1

Calculate84 by Century Light LLC

Intended for use with TI-84
Editor's Choice
📚 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

  • 👍 Identical to TI-84 calculator
  • 🚀 Seamless and intuitive user experience
  • 💰 Affordable alternative to physical calculator
  • 📱 Convenient to have on phone

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 🔍 Missing some advanced features like regression types
  • 🔒 Previous purchases removed without warning
Graphing Calculator X84#2

Graphing Calculator X84 by Incpt.Mobis

Designed for use with Ti-84
Strong Contender
📚 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

  • 🚀 Exact replica of TI-84 calculator
  • 🤩 Great for school/college math
  • 👍 Convenient to have on phone
  • 💰 Cheaper than physical calculator

Room to Improve

  • 📺 Intrusive and frequent ads
  • 🔓 Key features locked behind paywall
  • 🛑 Restricted functionality compared to physical TI-84
Taculator 84 Graphing Calc#3

Taculator 84 Graphing Calc by Di Venisco UG (haftungsbeschrankt)

Graphing Calculator for TI-84
Worth Considering
📚 Education
4.5😐(7.5K ratings)
FreeIn-App Purchases
Taculator 84 Graphing Calc screenshot 1
Taculator 84 Graphing Calc screenshot 2
Taculator 84 Graphing Calc screenshot 3
Taculator 84 Graphing Calc screenshot 4
Taculator 84 Graphing Calc screenshot 5
Taculator 84 Graphing Calc screenshot 6

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.

What We Love

  • 🚀 Excellent implementation and familiar layout
  • 💡 Customizable buttons and color scheme
  • 👍 Helpful and life-saving calculator
  • 🚀 Best on-the-go calculator

Room to Improve

  • 🐛 Crashes when trying to graph or use certain functions
  • 🔒 Requires subscription to access full functionality
  • 🐛 Inaccurate calculations and wrong results

More Ti 30 Calculator apps to explore

4
Ncalc - Graphing Calculator 84
Ncalc - Graphing Calculator 84
Ncalc - Graphing Calculator 84
Intended for use with Ti-84 83
Free
$4.99 | 100% OFF

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.

Graphing calculator with function, polar, and parametric plotsScientific calculator with computer algebra systemEquation solver for various equation types
📚 Education
(4.9K)
freemium
5
Desmos Graphing Calculator
Desmos Graphing Calculator
Desmos Graphing Calculator
by Desmos
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
📚 Education
(1.3K)
free
6
Calculator₊
Calculator₊
Calculator₊
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
🔧 Utilities
(1.7M)
free with in-app purchases
7
Graphing Calculator : Ti 84
Graphing Calculator : Ti 84
Graphing Calculator : Ti 84
Statistics, Matrix + Graph
Free

This powerful calculator allows you to graph complex equations, including derivatives and Fourier series. Visualize function transformations with sliders and input data to create plots. It offers advanced mathematical capabilities for various graphing needs.

Graph complex equationsDemonstrate function transformationsCreate data tables and plots
🔧 Utilities
(16)
ad-supported
8
Calculator #
Calculator #
Calculator #
Scientific Calculator
Free

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.

Math Photos SolverHandwriting RecognitionAI Math Problem Solver
🔧 Utilities
(36K)
free with in-app purchases
9
Calculate84 Plus
Calculate84 Plus
Calculate84 Plus
Intended for use with TI-84
Free

This app provides advanced scientific and graphing calculator functionality. It allows users to plot multiple functions, perform complex mathematical operations, analyze data with statistics, and manage matrices. An optional subscription unlocks even more features.

Natural textbook equation inputPlot multiple functions with touch controlsAdvanced math, number, and probability functions
📚 Education
(305)
free with in-app purchases
10
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
📚 Education
(12K)
free with in-app purchases
11
Desmos Scientific Calculator
Desmos Scientific Calculator
Desmos Scientific Calculator
by Desmos
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
📚 Education
(332)
free
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
(6.3K)
free with in-app purchases
13
Calculator
Calculator
Calculator
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
14
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
(409K)
ad-supported
15
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)
📊 Productivity
(5.1K)
free with in-app purchases
16
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
(61K)
free
17
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
📚 Education
(4K)
paid
18
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
💰 Finance
(25K)
free with in-app purchases
19
TI 84 Graphing Calculator Man.
TI 84 Graphing Calculator Man.
TI 84 Graphing Calculator Man.
TI-84 Plus Calculator Manual
$7.99

This educational app provides a comprehensive manual for the TI-84 Plus graphing calculator. It offers step-by-step instructions with screenshots and animations for various math topics, along with practice problems. Ideal for high school and college students preparing for exams.

TI-84 Plus calculator functionsStep-by-step key press sequencesScreenshots and animations
📚 Education
(203)
free
20
Basic Calculator+
Basic Calculator+
Basic Calculator+
Basic Four Function Calculator
Free

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

Basic four functionsClear displayLarge buttons
🔧 Utilities
(243K)
free with in-app purchases

FAQ about Ti 30 Calculator

What are the best ti 30 calculator apps for iPhone?
Calculate84 tops our ti 30 calculator apps ranking as of August 2026, with a 4.8-star average from 52K App Store ratings, and it's free to download.
Yes — 16 of the top ti 30 calculator apps we rank are free to download, including Calculate84 and Graphing Calculator X84.
Calculate84 shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ ti 30 calculator apps on the iOS App Store as of August 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.