Best Desmos Scientific Apps

249+ iOS apps curated and reviewed

4.2 avg rating
17 free apps
Updated August 2026

Looking for free desmos scientific apps? 17 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Desmos Scientific Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Desmos Scientific CalculatorDesmos Scientific CalculatorFree4.3★ (332)NoNoAug 2026
2Desmos Graphing CalculatorDesmos Graphing CalculatorFree4.3★ (1.3K)NoNoAug 2026
3Calculate84Calculate84Free4.8★ (52K)YesYesAug 2026
4Desmos Test ModeDesmos Test ModeFree1.6★ (367)NoNoAug 2026
5Scientific Calculator fx-991Scientific Calculator fx-991Free4.5★ (381)YesYesAug 2026
6Scientific Calculator+ HDScientific Calculator+ HDFree4.5★ (479)NoYesAug 2026
7Good Grapher - scientific graphing calculatorGood Grapher - scientific graphing calculatorFree4.6★ (122)NoNoAug 2026
8Class Calc Graphing CalculatorClass Calc Graphing CalculatorFree4.9★ (1.6K)NoNoAug 2026

Top Picks for Desmos Scientific

Desmos Scientific Calculator#1

Desmos Scientific Calculator by Desmos

Editor's Choice
📚 Education
4.3(332 ratings)
Free
Desmos Scientific Calculator screenshot 1
Desmos Scientific Calculator screenshot 2
Desmos Scientific Calculator screenshot 3

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.

Desmos Graphing Calculator#2

Desmos Graphing Calculator by Desmos

Strong Contender
📚 Education
4.3😊(1.3K ratings)
Free
Desmos Graphing Calculator screenshot 1
Desmos Graphing Calculator screenshot 2
Desmos Graphing Calculator screenshot 3
Desmos Graphing Calculator screenshot 4
Desmos Graphing Calculator screenshot 5
Desmos Graphing Calculator screenshot 6

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.

What We Love

  • 🚀 Insane tool for FREE!
  • 🚀 Best mobile graphing app
  • 👍 Awesome for algebra and calculus
  • 👍 Genuinely an awesome resource

Room to Improve

  • 🐛 Crashes and bugs
  • 🐛 Glitches with certain features
  • 🐛 Loses saved data
Calculate84#3

Calculate84 by Century Light LLC

Intended for use with TI-84
Worth Considering
📚 Education
4.8😊(52K ratings)
FreeAdsIn-App Purchases
#65in Education
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

More Desmos Scientific apps to explore

4
Desmos Test Mode
Desmos Test Mode
Desmos Test Mode
by Desmos
Free

This app provides restricted versions of graphing and scientific calculators designed to meet exam requirements. It allows users to practice for specific state or national assessments by selecting the appropriate test mode. Full, unrestricted calculator features are available in separate applications.

Exam-compliant calculator modesGraphing capabilitiesScientific calculator functions
📚 Education
(367)
free
5
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
(381)
free with in-app purchases
6
Scientific Calculator+ HD
Scientific Calculator+ HD
Scientific Calculator+ HD
Scientific Calculator & Chart
Free

This app offers a comprehensive scientific calculator with advanced functions like roots, powers, trigonometry, and logarithms. It also includes features for drawing graphs, managing memory, inserting constants, taking notes, and accessing a full history. Designed for students and professionals, it aims to replicate the convenience of a traditional university calculator.

Trigonometric functionsLogarithmsFactorial and double factorial
📊 Productivity
(479)
free with in-app purchases
7
Good Grapher - scientific graphing calculator
Good Grapher - scientific graphing calculator
Good Grapher - scientific graphing calculator
by Iurii Mozharovskyi
Free

This powerful scientific graphing calculator assists with calculations from school to professional work. It offers advanced scientific functions, 2D and 3D graphing capabilities, and a math solver for polynomials and systems of equations.

Scientific calculator with history2D and 3D graphingPolynomial and linear equation solver
📚 Education
(122)
free
8
Class Calc Graphing Calculator
Class Calc Graphing Calculator
Class Calc Graphing Calculator
Statistics•Graphing•Matrix•Sci
Free

This app offers a comprehensive graphing and scientific calculator with advanced statistical functions. It includes a unique test-mode lockdown feature, allowing phone use during exams by temporarily disabling other apps. All features are free with no ads or upgrade requirements.

Scientific calculator functionsGraphing and statistics calculatorTest-mode lockdown
📚 Education
(1.6K)
free
9
U Scientific calculator
U Scientific calculator
U Scientific calculator
Scientific calculator
Free

This app functions as a scientific and engineering calculator, suitable for students, scientists, and professionals. It handles basic math, trigonometric functions, logarithms, exponents, and more, with the ability to edit past calculations.

Scientific calculationsEngineering calculationsTrigonometric functions
🔧 Utilities
(18)
ad-supported
10
Scientific Notation Calculator
Scientific Notation Calculator
Scientific Notation Calculator
Part of CalCon Calculator
Free

This utility app simplifies calculations involving very large or very small numbers using scientific notation. It's designed for scientists and engineers who frequently work with exponential expressions.

Scientific notation conversionHandles large numbersHandles small numbers
🔧 Utilities
(1)
free
11
HiPER Scientific Calculator
HiPER Scientific Calculator
HiPER Scientific Calculator
by Jindrich Houska
Free

This app offers advanced scientific calculation capabilities, including symbolic algebra, equation solving, and calculus functions. It supports high precision, natural expression input, and various display formats. Users can also visualize functions and equations with 2D and 3D graphing.

Symbolic algebraIntegrals and derivativesHigh precision calculations
🔧 Utilities
(243)
free with in-app purchases
12
Natural Scientific Calculator
Natural Scientific Calculator
Natural Scientific Calculator
The calculator millions love
Free

This app offers a natural way to input mathematical equations, similar to writing them on paper. It features intuitive editing with swipe gestures and pinch-to-zoom for complex expressions. Save frequently used equations for quick access.

Natural input for equationsSwipe to edit and pinch to zoomHistory and favorites for equations
📊 Productivity
(95)
freemium
13
Calculi: Scientific Calculator
Calculi: Scientific Calculator
Calculi: Scientific Calculator
Unit & Currency Conversion
Free

A smart and powerful calculator designed for ease of use, offering advanced scientific functions, unit and currency conversion, and a supercharged history tape. It adapts to various devices and supports external keyboards for enhanced functionality.

Complex expression solvingUnit conversion (17 categories)Currency conversion (30+ currencies)
🔧 Utilities
(374)
free with in-app purchases
14
FP Scientific&Basic Calculator
FP Scientific&Basic Calculator
FP Scientific&Basic Calculator
Currency & Unit Converter
Free

This app offers a versatile calculator with basic arithmetic, currency, and unit conversion capabilities. It features customizable interfaces, including dark mode, and supports split-screen functionality on iPads. Users can also track calculation history and split bills.

Basic and arithmetic calculationsCurrency conversion (160 currencies)Unit conversion (10 units)
🔧 Utilities
(657)
free
15
15C Pro Scientific Calculator
15C Pro Scientific Calculator
15C Pro Scientific Calculator
HP 15C emulator
$5.99

This app emulates the HP 15C scientific calculator, offering advanced functions like complex numbers, matrix operations, numerical integration, and root finding. It provides the same capabilities as the original hardware with enhanced performance for your mobile device.

Complex number supportMatrix operationsNumerical integration
🔧 Utilities
(281)
paid
16
11C Scientific Calculator
11C Scientific Calculator
11C Scientific Calculator
HP 11C emulator
$5.99

This app accurately emulates the classic HP 11C RPN scientific programmable calculator. It replicates the original's Reverse Polish Notation entry system and supports a wide range of mathematical functions, including advanced statistical and trigonometric operations.

RPN entry systemProgrammable functionsHyperbolic trig functions
🔧 Utilities
(298)
paid
17
Scientific Calculator Plus 991
Scientific Calculator Plus 991
Scientific Calculator Plus 991
NCalc & CalcES Calculator 115
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
📚 Education
(12K)
free with in-app purchases
18
GeoGebra Scientific Calculator
GeoGebra Scientific Calculator
GeoGebra Scientific Calculator
Fractions, Trigonometry, Stats
Free

This app is a powerful scientific calculator that can handle fractions, trigonometry, and statistics. It offers an exam mode to simulate a handheld calculator for test use. Millions use it for learning math and science.

Fraction computationsTrigonometric functions (sin, cos, tan)Statistics functions
📚 Education
(25)
free
19
Scientific Calculator Elite
Scientific Calculator Elite
Scientific Calculator Elite
Fraction and Unit Conversion
$4.99

A comprehensive scientific calculator for iOS that mimics the functionality of a physical device. It offers advanced calculations, unit conversions, and fraction support without any advertisements.

Fraction and decimal conversionsUnit conversions with dimensional unitsDegrees/minutes/seconds calculations
🔧 Utilities
(53)
paid
20
Scientific Calculator FX-991CW
Scientific Calculator FX-991CW
Scientific Calculator FX-991CW
Equation, Matrix & Math Solver
Free
🔧 Utilities
(0)

FAQ about Desmos Scientific

What are the best desmos scientific apps for iPhone?
Desmos Scientific Calculator tops our desmos scientific apps ranking as of August 2026, with a 4.3-star average from 332 App Store ratings, and it's free to download.
Yes — 17 of the top desmos scientific apps we rank are free to download, including Desmos Scientific Calculator and Desmos Graphing Calculator.
Desmos Scientific Calculator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 249+ desmos scientific apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
The Desmos Scientific Calculator goes beyond basic arithmetic, offering functions for trigonometry, statistics, and combinatorics. It allows users to define and evaluate their own functions, assign values to variables, and view multiple expressions at once. It also supports advanced operations like exponentiation, radicals, and logarithms.
Key features include a comprehensive set of arithmetic operations, trigonometric functions (with radians or degrees), statistical calculations (mean, standard deviation), combinatorics (combinations, permutations, factorials), and the ability to create and evaluate custom functions. It also works offline, allows variable assignment, and displays multiple expressions simultaneously.

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