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Best Cos(x)= (-1)/2 Apps

187+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated May 2026

With an average user rating of 4.4★, the cos(x)= (-1)/2 category is one of the App Store's strongest. Browse all 187+ apps we track, sorted so the most loved ones surface first.

Top Picks for Cos(x)= (-1)/2

Graphing Calculator X84#1

Graphing Calculator X84 by Incpt.Mobis

Designed for use with Ti-84
Editor's Choice
📚 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

A powerful graphing calculator app designed for all users, offering both basic and advanced mathematical functions with a user-friendly interface. Equipped with a robust math core and support features for engineers and math students. Explore built-in documents and tutorials for a comprehensive mathematical experience.

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
Calculator⁼#2

Calculator⁼ by Impala Studios

Fraction, Scientific Calc +
Strong Contender
🔧 Utilities
4.6😞(357K ratings)
FreeAdsIn-App Purchases
Calculator⁼ screenshot 1
Calculator⁼ screenshot 2
Calculator⁼ screenshot 3
Calculator⁼ screenshot 4
Calculator⁼ screenshot 5

A handy math assistant for solving basic and scientific calculations intuitively and quickly. Become a math master with this free app!

What We Love

  • 👍 Easy to use
  • 📊 Helpful history feature
  • 💻 Versatile (basic and scientific)
  • 🔍 Clear display and large buttons

Room to Improve

  • 🤖 Intrusive and excessive ads
  • 💰 Subscription model for ad-free version
  • 🔄 Ads interrupting calculations
Math Animations (Grades 1-8)#3

Math Animations (Grades 1-8) by 希成 董

"To see" how math works!
Worth Considering
📚 Education
3.9😐(20 ratings)
Free
Math Animations (Grades 1-8) screenshot 1
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Math Animations (Grades 1-8) screenshot 3
Math Animations (Grades 1-8) screenshot 4
Math Animations (Grades 1-8) screenshot 5

What We Love

  • 📚 Clear visual animations for math concepts
  • 👍 Easy to understand explanations
  • 🎨 Well-designed graphics and presentation
  • 👨‍👧‍👦 Suitable for elementary school students

Room to Improve

  • 🚫 Doesn't require students to solve problems themselves
  • 💰 Paywall for advanced content
  • 🤔 Confusing user interface and controls

More Cos(x)= (-1)/2 apps to explore

4
Taculator 84 Graphing Calc
Taculator 84 Graphing Calc
Taculator 84 Graphing Calc
Statistics, Matrix + Graph
Free

Get advanced math functions, statistics, matrices, and graphing capabilities with this all-in-one calculator app designed for high school and college students. Perfect for mastering pre-algebra, algebra, and more. Download now for a smarter way to calculate and visualize data.

📚 Education
(7.5K)
5
Algebra Math Solver
Algebra Math Solver
Algebra Math Solver
Homework Camera Calculator
Free

A homework camera calculator app that solves math problems from algebra to calculus. Simply snap a photo or enter equations manually for instant solutions, step-by-step explanations, and visual representations. Make math easier and improve your grades - try it now!

📚 Education
(7K)
6
EduCalc Classic
EduCalc Classic
EduCalc Classic
by William Jockusch
Free

A versatile graphing calculator app with advanced scientific functions, graphing capabilities, unit conversion, constants, table generation, educational resources, and statistical tools. Perfect for students and professionals in math and science fields. Discover a world of mathematical possibilities in one convenient tool.

📚 Education
(299)
7
Calculator Plus v2
Calculator Plus v2
Calculator Plus v2
Simple. Scientific. Smart.
Free

Calculator Plus is a dual standard and scientific calculator that offers simplicity with advanced functionality. Enjoy fast calculations with live answer previews, full scientific capabilities, and a user-friendly interface inspired by iOS. Experience voice dictation, Apple Pencil support for handwritten inputs, and no ads. Download now to elevate your calculating experience!

🔧 Utilities
(131)
8
Calculator Air: AI Math Solver
Calculator Air: AI Math Solver
Calculator Air: AI Math Solver
Basic, Scientific & Photo Math
Free

A cutting-edge AI math solver app that uses image recognition to solve math problems by simply taking a photo. No need to struggle with complex equations - just snap a picture and get instant solutions. Revolutionize your math experience today!

🔧 Utilities
(81K)
9
Maple Calculator: Math Solver
Maple Calculator: Math Solver
Maple Calculator: Math Solver
Get math homework help
Free

An all-in-one math solver app powered by a leading math engine, offering step-by-step solutions, graphing tools, and a fun math game. Solve a wide range of math problems with ease using various input methods and access math capabilities offline.

📚 Education
(1.5K)
10
Calculate84
Calculate84
Calculate84
Intended for use with TI-84
Free

A modern graphing calculator application designed for iPhone users, offering fast and interactive touch-screen graphing with intuitive features and intelligent error messages. Created by individuals who found existing graphing calculator apps lacking, it is continually improved with feedback from students. Visit the app's website for Privacy Policy and Terms of Use.

📚 Education
(52K)
11
Fraction Calculator
Fraction Calculator
Fraction Calculator
Decimal Plus Units Converter
Free

This ad-free fraction calculator offers an award-winning tool for accurately performing calculations involving feet, inches, and fractions. Simplify your math tasks with precision and efficiency.

📊 Productivity
(90)
12
Math AI Homework Helper,Solver
Math AI Homework Helper,Solver
Math AI Homework Helper,Solver
Algebra calculator free of ads
Free

Get instant step-by-step math problem solutions with this ad-free app. Stop struggling and download now for free!

📚 Education
(30K)
13
StudyPug — Expert Math Tutors
StudyPug — Expert Math Tutors
StudyPug — Expert Math Tutors
Simple Math in Plain English
Free

Get expert math help in simple, easy-to-follow lessons covering algebra, calculus, statistics, and more, all aligned with common core standards. Improve your math skills with step-by-step tutorials and test prep guidance tailored to your needs.

📚 Education
(2.1K)
14
MathMaster: Math Solver & Help
MathMaster: Math Solver & Help
MathMaster: Math Solver & Help
Homework Helper & AI Tutor
Free

An advanced math problem-solving app that helps users solve complex mathematical equations effortlessly. Take the challenge out of math with our intuitive and powerful solution. Try it now for easy solutions to your toughest math problems.

📚 Education
(12K)
15
Algebrator: Step Math Solver
Algebrator: Step Math Solver
Algebrator: Step Math Solver
Solutions for Algebra Problems
Free

Get step-by-step solutions for algebra problems with an easy-to-use math solver app. Whether you need help with math homework or want to better understand algebra, Algebrator helps you solve equations, inequalities, graph functions, and more. Download now for a seamless math-solving experience!

📚 Education
(48)
16
MyScript Calculator
MyScript Calculator
MyScript Calculator
Handwriting calculator
$2.99

An innovative handwriting calculator app that allows users to write calculations naturally without a keyboard, offering features like erasing with gestures, drag-and-drop functionality, exporting results, supporting various mathematical operations, and more. Try it now for a unique and interactive calculation experience.

📊 Productivity
(1.4K)
17
SnapMath - Photo Word Math
SnapMath - Photo Word Math
SnapMath - Photo Word Math
scan photo & solve math
Free

Scan photos of math problems to get instant solutions with step-by-step explanations. Simplify your math homework and boost your understanding. Try it now!

📚 Education
(1.6K)
18
Calculator for iPad₊
Calculator for iPad₊
Calculator for iPad₊
Basic, Scientific, Plus Calc
Free

A powerful math solver and scientific calculator for iPad and iPhone, featuring advanced functions and quick calculations. Share your results easily and master your business expenses with percentage calculations. Get it now!

🔧 Utilities
(126K)
19
Calculator #
Calculator #
Calculator #
Scientific Calculator
Free

Calculate complex mathematical equations effortlessly with this intuitive app. Simplify your calculations on the go with advanced features like graph plotting and equation solving. Download now to supercharge your math skills!

🔧 Utilities
(36K)
20
Math and Science Tutor
Math and Science Tutor
Math and Science Tutor
Learn Math Fast
Free

Study Math and Science with ease using this app! Access 1500 video lessons covering Math, Algebra, Calculus, Physics, Chemistry, and more. Features include marking favorite lessons, recent video history, course search, and sharing options. Perfect for mastering the subjects quickly.

📚 Education
(906)

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