Best Decreasing Quadratic Function Apps

176+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

Out of 176+ decreasing quadratic function apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Decreasing Quadratic Function Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1PhotomathPhotomathFree4.8★ (733K)NoYesJul 2026
2Quadratic Formula CalculatorQuadratic Formula CalculatorFree4.7★ (71)YesYesMay 2026
3Brainly - Znanija.comBrainly - Znanija.comFree4.7★ (284K)YesYesJul 2026
4Algebra Math SolverAlgebra Math SolverFree4.0★ (7K)NoYesJul 2026
5Monster Math 2: Kids Math GameMonster Math 2: Kids Math GameFree4.5★ (6.4K)YesYesJul 2026
6Splash Math: Kids Learning AppSplash Math: Kids Learning AppFree4.6★ (4.4K)NoYesJul 2026
7GogoMath: Build Math SkillsGogoMath: Build Math SkillsFree4.7★ (61K)NoYesJul 2026
8Khan AcademyKhan AcademyFree4.6★ (109K)NoNoJul 2026

Top Picks for Decreasing Quadratic Function

Photomath#1

Photomath by Google

Learn math, step-by-step
Editor's Choice
📚 Education
4.8😊(733K ratings)
FreeIn-App Purchases
#37in Education
Photomath screenshot 1
Photomath screenshot 2
Photomath screenshot 3
Photomath screenshot 4
Photomath screenshot 5

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.

What We Love

  • 🚀 Helpful for homework and understanding concepts
  • 👍 Provides step-by-step solutions and explanations
  • 🤖 Accurate and reliable for solving equations
  • 💡 Useful for checking work and learning from mistakes

Room to Improve

  • 💰 Paywall for accessing step-by-step explanations
  • 🔒 Concerns about using the app to cheat
  • 🐛 Camera focusing issues and inability to solve certain problem types
Quadratic Formula Calculator#2

Quadratic Formula Calculator by Edward Prokopik

Algebra Helper
Strong Contender
🔧 Utilities
4.7(71 ratings)
FreeAdsIn-App Purchases
Quadratic Formula Calculator screenshot 1
Quadratic Formula Calculator screenshot 2

This app simplifies solving quadratic equations by allowing users to input coefficients a, b, and c. It quickly displays the solutions for x, including support for imaginary numbers. Users can also switch between light and dark themes for a personalized experience.

Brainly - Znanija.com#3

Brainly - Znanija.com by Brainly sp. z o o

Лучшее решение всех вопросов
Worth Considering
📚 Education
4.7😊(284K ratings)
FreeAdsIn-App Purchases
Brainly - Znanija.com screenshot 1
Brainly - Znanija.com screenshot 2
Brainly - Znanija.com screenshot 3
Brainly - Znanija.com screenshot 4
Brainly - Znanija.com screenshot 5

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.

What We Love

  • 🚀 Helpful for homework and understanding concepts
  • 👍 Detailed step-by-step explanations
  • 👍 Responsive community of users
  • 👍 Useful for various subjects

Room to Improve

  • 🐛 Glitches and bugs in the app
  • 💰 Paywall for full access and tutoring
  • 🤖 Inaccurate or irrelevant answers from some users

More Decreasing Quadratic Function apps to explore

4
Algebra Math Solver
Algebra Math Solver
Algebra Math Solver
Homework Camera Calculator
Free

Solve complex math problems by taking a photo or entering them manually. Get accurate solutions with detailed, step-by-step explanations to help you learn. Save your results for future reference and improve your grades.

Photo math problem solverManual equation entryStep-by-step solutions
📚 Education
(7K)
free with in-app purchases
5
Monster Math 2: Kids Math Game
Monster Math 2: Kids Math Game
Monster Math 2: Kids Math Game
Facts Fluency Made Fun For K-5
Free

This app makes learning math skills fun for children in kindergarten through fifth grade. It covers a wide range of topics from basic geometry to fractions and decimals through an engaging adventure game. Detailed reports help parents track their child's progress and identify areas for improvement.

Practice 67+ math skillsGeometry, addition, subtraction, multiplication, divisionFractions and decimals
📚 Education
(6.4K)
free with in-app purchases
6
Splash Math: Kids Learning App
Splash Math: Kids Learning App
Splash Math: Kids Learning App
Learn Addition & Subtraction
Free

This app transforms math practice into engaging games for children in Kindergarten through 5th grade. It helps build strong math skills, boost confidence, and foster a love for learning through adaptive play and rewards. Parents and teachers trust it for its safe, ad-free, and effective educational approach.

Play-based math learningAdaptive practice by grade levelCovers K-5 math curriculum
📚 Education
(4.4K)
free with in-app purchases
7
GogoMath: Build Math Skills
GogoMath: Build Math Skills
GogoMath: Build Math Skills
math puzzle games for all ages
Free

This app transforms math learning into a fun, game-based experience for children. It offers thousands of puzzles and personalized practice, helping kids master arithmetic, geometry, and more while caring for a virtual pet. Players can also challenge friends to encourage peer learning.

CCSS-based math puzzlesVirtual pet for motivation6,000+ math puzzles
📚 Education
(61K)
subscription
8
Khan Academy
Khan Academy
Khan Academy
You can learn anything
Free

Access a vast library of free educational content, including interactive exercises, videos, and articles. Master subjects from math and science to humanities and finance at your own pace, with offline access and personalized learning paths.

Thousands of interactive exercises, videos, and articlesStudy math, science, economics, finance, grammar, history, and morePractice exercises with instant feedback and hints
📚 Education
(109K)
free
9
Exercice maths & Fractions
Exercice maths & Fractions
Exercice maths & Fractions
Maths au lycée & Trigonométrie
Free

This app offers a comprehensive math learning experience for all ages, from preschoolers to university students. It provides step-by-step solutions for basic arithmetic and more advanced problems, helping users build math skills through practice and engaging games.

Step-by-step solutionsPractice basic math operationsMath tests and brain training
📚 Education
(11K)
free with in-app purchases
10
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
📚 Education
(1.3K)
free
11
Math Drills Lite
Math Drills Lite
Math Drills Lite
by Instant Interactive
Free

Learn fundamental math skills like addition, subtraction, multiplication, and division in an engaging environment. Explore problem-solving with visual aids like number lines and blocks, and even learn multiplication tricks. This version is designed for a single student.

Addition practiceSubtraction practiceMultiplication practice
📚 Education
(62)
free
12
Math AI Homework Helper,Solver
Math AI Homework Helper,Solver
Math AI Homework Helper,Solver
Algebra calculator free of ads
Free

This app provides instant, step-by-step solutions for a wide range of math problems, from basic arithmetic to calculus. Users can scan math problems with their camera and receive detailed explanations, multiple solving methods, and graphing tools. It's designed to help students understand and solve challenging math questions quickly.

Scan math problems with cameraStep-by-step explanationsGraphing calculator
📚 Education
(30K)
free with in-app purchases
13
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
🔧 Utilities
(81K)
subscription
14
Math Ref Lite
Math Ref Lite
Math Ref Lite
More than just a math app
Free

Access a sample of over 700 essential math formulas, figures, tips, and examples across various subjects. This educational tool is ideal for students, teachers, and professionals needing quick math references.

Over 700 math formulas, figures, and examplesTools from Algebra to PhysicsSearch functionality
📚 Education
(7)
free with in-app purchases
15
Quick Graph
Quick Graph
Quick Graph
Scientific Graphing Calculator
Free

This powerful graphing calculator leverages multitouch displays for 2D and 3D equation visualization. It supports various coordinate systems and offers features like equation editing, evaluation, and a library for storing common formulas. Advanced features are available through an in-app purchase.

2D and 3D graphingMultiple coordinate systemsEquation evaluation
📚 Education
(405)
free with in-app purchases
16
PhotoMath Solver AI: MathBox
PhotoMath Solver AI: MathBox
PhotoMath Solver AI: MathBox
Algebra Calculator AI Homework
Free

Instantly solve and learn any math problem by taking a photo. Get step-by-step solutions and clear explanations for algebra, calculus, and more. This AI-powered tutor helps students of all levels understand math concepts better and faster.

Photo math problem solverStep-by-step AI explanationsHandles typed and handwritten problems
📚 Education
(13K)
freemium
17
Monster Math : Kids Fun Games
Monster Math : Kids Fun Games
Monster Math : Kids Fun Games
1st, 2nd & 3rd Grade Learning
Free

Embark on an exciting math adventure with this educational game designed for 1st to 3rd graders. Kids explore planets, complete missions, and collect badges while mastering addition, subtraction, multiplication, and division. The app focuses on building number sense and understanding math concepts through engaging gameplay.

Math adventure gameplayGrade-specific learning pathsFocus on number sense
📚 Education
(33K)
free with in-app purchases
18
Quadratic Equation Roots
Quadratic Equation Roots
Quadratic Equation Roots
Complete solution, all steps
Free

Easily find the zeros of a function using the pq formula. Input values for p and q, and the app calculates the solution. Features include a history of calculations and the ability to share results.

PQ formula calculationInput p and q valuesHistory of calculations
📚 Education
(6)
free with in-app purchases
19
Math Solver AI Homework Helper
Math Solver AI Homework Helper
Math Solver AI Homework Helper
Study Help:Ask・Solve Questions
Free

Struggling with math? This app offers instant solutions and clear, step-by-step explanations for a wide range of math topics. Simply snap a photo of your problem to get accurate answers and learn the underlying formulas.

Instant math problem solutionsStep-by-step explanationsPhoto recognition for problems
📚 Education
(1.3K)
free with in-app purchases
20
99math: Master math facts!
99math: Master math facts!
99math: Master math facts!
Recommended by 75K teachers!
Free

This app makes math practice fun and engaging for children in grades 1-6 through gamified exercises. It offers interactive learning with real-time feedback, rewards, and customizable elements to keep kids motivated. The app also supports classroom assignments and remote learning.

Gamified math practiceInteractive learning with feedbackCollectibles and rewards system
📚 Education
(106)
free with in-app purchases

FAQ about Decreasing Quadratic Function

What are the best decreasing quadratic function apps for iPhone?
Photomath tops our decreasing quadratic function apps ranking as of May 2026, with a 4.8-star average from 733K App Store ratings, and it's free to download.
Yes — 20 of the top decreasing quadratic function apps we rank are free to download, including Photomath and Quadratic Formula Calculator.
Photomath has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 176+ decreasing quadratic function apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Photomath is a mobile application designed to help users learn, practice, and understand mathematics. It allows you to scan math problems using your device's camera and provides step-by-step explanations with accurate solutions. The app covers a broad spectrum of math topics, from elementary arithmetic to advanced calculus.
Key features include scanning math problems for instant solutions, detailed step-by-step explanations for each problem, support for word problems, interactive graphs, multiple solution methods, and an advanced scientific calculator. Basic step-by-step explanations are available for free.