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Best AI Calculator Apps

242+ iOS apps curated and reviewed

4.7 avg rating
18 free apps
Updated July 2026

Looking for free ai calculator apps? 18 of our 242+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top AI Calculator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Gauth: AI Study CompanionGauth: AI Study CompanionFree4.8★ (1.4M)NoYesJul 2026
2Question.AI-Math CalculatorQuestion.AI-Math CalculatorFree4.7★ (159K)NoYesJul 2026
3Calculator Air: AI Math SolverCalculator Air: AI Math SolverFree4.7★ (81K)YesYesJul 2026
4PhotomathPhotomathFree4.8★ (733K)NoYesJul 2026
5Solvely - AI Study ToolsSolvely - AI Study ToolsFree4.8★ (39K)NoYesJul 2026
6Calculator & AI Math SolverCalculator & AI Math SolverFree4.9★ (41)YesYesJul 2026
7Calculator #Calculator #Free4.6★ (36K)YesYesJul 2026
8AI Calculator: Photo MathAI Calculator: Photo MathFree—NoYesMay 2026

Top Picks for AI Calculator

Gauth: AI Study Companion#1

Gauth: AI Study Companion by GAUTHTECH PTE. LTD.

Ask anything, get right answer
Editor's Choice
📚 Education
4.8😊(1.4M ratings)
FreeIn-App Purchases
#17in Education
Gauth: AI Study Companion screenshot 1
Gauth: AI Study Companion screenshot 2
Gauth: AI Study Companion screenshot 3
Gauth: AI Study Companion screenshot 4
Gauth: AI Study Companion screenshot 5
Gauth: AI Study Companion screenshot 6

This AI-powered study companion provides instant, accurate answers and step-by-step explanations for all subjects. It offers a live AI tutor with voice and whiteboard capabilities, and can convert notes into quizzes and flashcards. Get help with homework, writing, and calculations from experts 24/7.

What We Love

  • 🚀 Helpful for homework and understanding concepts
  • 🚀 Provides step-by-step explanations
  • 🚀 Accurate answers most of the time
  • 👍 Free to use with optional premium features

Room to Improve

  • 🐛 Inaccurate answers at times
  • 🐛 Tutors sometimes provide wrong or irrelevant responses
  • 🔒 Paywall for advanced features and tutoring
Question.AI-Math Calculator#2

Question.AI-Math Calculator by D3 DIMENSION TECHNOLOGY PTE. LTD

Scan&Solve All Subject Problem
Strong Contender
📚 Education
4.7😊(159K ratings)
FreeIn-App Purchases
#46in Education
Question.AI-Math Calculator screenshot 1
Question.AI-Math Calculator screenshot 2
Question.AI-Math Calculator screenshot 3
Question.AI-Math Calculator screenshot 4
Question.AI-Math Calculator screenshot 5
Question.AI-Math Calculator screenshot 6

This AI chatbot app provides instant answers to your questions, acts as a personal assistant for research, translates over 140 languages, and offers intelligent writing suggestions. It's designed to simplify information gathering and enhance communication for students, professionals, and anyone seeking knowledge.

What We Love

  • 🚀 Fast and accurate answers
  • 👍 Helpful step-by-step explanations
  • 💡 Covers a wide range of subjects
  • 🤖 Intelligent AI assistant

Room to Improve

  • 🐛 Occasional inaccurate answers
  • 🔒 Requires access to photo library
  • 💰 Pushes paid subscription
Calculator Air: AI Math Solver#3

Calculator Air: AI Math Solver by AIR APPS SYSTEMS, UNIPESSOAL, LDA

Basic, Scientific & Photo Math
Worth Considering
🔧 Utilities
4.7😐(81K ratings)
FreeAdsIn-App Purchases
#70in Utilities
Calculator Air: AI Math Solver screenshot 1
Calculator Air: AI Math Solver screenshot 2
Calculator Air: AI Math Solver screenshot 3
Calculator Air: AI Math Solver screenshot 4
Calculator Air: AI Math Solver screenshot 5
Calculator Air: AI Math Solver screenshot 6

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.

What We Love

  • 🚀 Efficient calculations
  • 👍 Easy to use
  • 🚀 Quick response times
  • 👍 Helpful for homework and math problems

Room to Improve

  • 💰 Expensive subscription model
  • 🔍 Limited free features
  • 🔍 Paywall for advanced features

More AI Calculator apps to explore

4
Photomath
Photomath
Photomath
Learn math, step-by-step
Free

Scan any math problem to receive instant, step-by-step explanations and accurate solutions. This app breaks down complex problems into manageable steps, helping users understand the 'how' and 'why' of math. It supports a wide range of math topics, from basic arithmetic to advanced calculus.

Scan math problemsStep-by-step explanationsWord problem solver
📚 Education
(733K)
free with in-app purchases
5
Solvely - AI Study Tools
Solvely - AI Study Tools
Solvely - AI Study Tools
Math Solver & Homework Helper
Free

This app provides AI-powered academic assistance across various subjects. It offers step-by-step solutions, note-taking, and study material conversion to help students understand concepts better and improve their academic performance.

Accurate AI answers with step-by-step explanationsPhoto to answer functionality for problemsSupport for all subjects including Math, Science, and Humanities
📚 Education
(39K)
free with in-app purchases
6
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
🔧 Utilities
(41)
free with in-app purchases
7
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
8
AI Calculator: Photo Math
AI Calculator: Photo Math
AI Calculator: Photo Math
AI Math Calculator
Free
🔧 Utilities
(0)
9
MathGPT - AI Math Solver
MathGPT - AI Math Solver
MathGPT - AI Math Solver
AI Problem Solver & Calculator
Free

Instantly solve math problems by taking a photo. Get step-by-step explanations, AI-animated videos, and interactive graphs to understand complex concepts. This AI-powered homework helper covers various subjects beyond math.

Photo-based problem solvingStep-by-step explanationsAI-animated math videos
📚 Education
(5K)
free with in-app purchases
10
Symbolab - AI Math Solver App
Symbolab - AI Math Solver App
Symbolab - AI Math Solver App
Solucionador Matemático
Free

Solve any math problem by typing it in or taking a photo. Get step-by-step solutions for subjects from pre-algebra to calculus. This AI-powered tool offers personalized learning and insights for over 300 million users.

Photo math solverStep-by-step solutionsCalculus calculator
📚 Education
(26K)
free with in-app purchases
11
Calculator +
Calculator +
Calculator +
Scientific Calc Plus Fraction
Free

This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.

Free basic and scientific calculatorIntuitive interface with equation and result displayFraction and percent support
🔧 Utilities
(9.6K)
free with in-app purchases
12
Socratic AI - Homework Helper
Socratic AI - Homework Helper
Socratic AI - Homework Helper
Scan Math Solver
Free

This AI-powered app helps students with homework across various subjects. Simply scan a problem, and receive step-by-step solutions and detailed explanations from multiple study resources.

Photo math problem scannerStep-by-step AI solutionsAll-in-one learning resources
📚 Education
(5.1K)
free with in-app purchases
13
Brainly: Your Personal Tutor
Brainly: Your Personal Tutor
Brainly: Your Personal Tutor
Scan questions & get answers
Free

This app provides 24/7 on-demand tutoring for K-12 students in subjects like math, science, and English. It combines human tutors with AI support to offer step-by-step explanations for homework and test preparation, aiming for guaranteed grade improvement.

24/7 on-demand tutoringHuman tutors and AI supportStep-by-step explanations
📚 Education
(284K)
free with in-app purchases
14
Quizard AI: Homework Helper
Quizard AI: Homework Helper
Quizard AI: Homework Helper
Instant Math Problem Solver
Free

This AI-powered app assists students with homework and studying across various subjects. It offers instant solutions and explanations for math problems by simply taking a photo, helping users prepare for tests and improve their grades.

AI homework answersInstant math problem solverPhoto-based math solutions
📚 Education
(57K)
free with in-app purchases
15
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
16
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
(23K)
free with in-app purchases
17
Calculator HD++
Calculator HD++
Calculator HD++
by smalltech sarl
Free

This application offers a high-precision calculation engine with a user-friendly interface. It allows for real-time result display as formulas are typed, supports multiple undo actions, and enables easy switching between workspaces. Users can also access persistent history, print calculations via AirPrint, and share history via email.

High precision calculation engineResults displayed while typingMultiple undo functionality
🔧 Utilities
(268)
ad-supported
18
Calculator 17 - Math Solver
Calculator 17 - Math Solver
Calculator 17 - Math Solver
Home Screen Widget
Free

This app offers a user-friendly calculator with basic and scientific modes. Access calculations instantly via a home screen widget and review past computations in a saved history.

User-friendly interfaceBasic and scientific modesHome screen widget
🔧 Utilities
(908)
free
19
Math AI: Scientific Calculator
Math AI: Scientific Calculator
Math AI: Scientific Calculator
Homework Helper & Scanner
Free

Instantly solve math problems by scanning them with your camera. Get accurate answers and detailed solutions for homework and practice. This app acts as a powerful calculator and study companion to improve your math skills.

Scan math problems with cameraInstant and accurate solutionsScientific and advanced calculator
🔧 Utilities
(1.4K)
free with in-app purchases
20
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
(6.2K)
free with in-app purchases

FAQ about AI Calculator

What are the best ai calculator apps for iPhone?
Gauth: AI Study Companion tops our ai calculator apps ranking as of July 2026, with a 4.8-star average from 1.4M App Store ratings, and it's free to download.
Yes — 18 of the top ai calculator apps we rank are free to download, including Gauth: AI Study Companion and Question.AI-Math Calculator.
Gauth: AI Study Companion has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 242+ ai calculator apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Gauth is an AI study companion that provides instant, accurate answers and step-by-step explanations for homework problems across various subjects. It also offers AI tutoring, study tools, and access to real experts for additional help.
Key features include AI-powered accurate answers with animated instructions, an AI Live Tutor with voice and whiteboard, an AI Study Converter to create quizzes and flashcards from notes, and a study toolbox with reading, writing, and calculator functions.

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