Best Quadrilateral Calculator Apps

246+ iOS apps curated and reviewed

4.4 avg rating
17 free apps
Updated August 2026

With an average user rating of 4.4★, the quadrilateral calculator category is one of the App Store's strongest. Browse all 246+ apps we track, sorted so the most loved ones surface first.

Compare top Quadrilateral Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Quadrilateral CalculatorQuadrilateral Calculator$2.995.0★ (1)NoNoJun 2026
2Calculator #Calculator #Free4.6★ (36K)YesYesAug 2026
3Area Calculator Free - Quadrilateral, Circle, EllipseArea Calculator Free - Quadrilateral, Circle, EllipseFree2.4★ (5)NoYesMay 2026
4Calculator for iPad!Calculator for iPad!Free4.7★ (61K)NoNoAug 2026
5Calculator +Calculator +Free4.6★ (10K)YesYesAug 2026
6Calculator ∞Calculator ∞$5.994.7★ (6.3K)NoYesAug 2026
7CalculatorCalculatorFree4.5★ (146K)YesYesAug 2026
8Calculator⁼Calculator⁼Free4.6★ (358K)YesYesAug 2026

Top Picks for Quadrilateral Calculator

Quadrilateral Calculator#1

Quadrilateral Calculator by Heng Jia Liang

Geometry Solver & Visualizer
Editor's Choice
📚 Education
5.0(1 ratings)
$2.99
Quadrilateral Calculator screenshot 1
Quadrilateral Calculator screenshot 2
Quadrilateral Calculator screenshot 3
Quadrilateral Calculator screenshot 4
Quadrilateral Calculator screenshot 5
Quadrilateral Calculator screenshot 6

Instantly solve any quadrilateral with this comprehensive calculator. Features multiple input modes, detailed calculations, and live visualization. Ideal for students, engineers, and geometry enthusiasts.

Calculator ##2

Calculator # by Incpt.Mobis

Scientific Calculator
Strong Contender
🔧 Utilities
4.6😐(36K ratings)
FreeAdsIn-App Purchases
Calculator # screenshot 1
Calculator # screenshot 2
Calculator # screenshot 3
Calculator # screenshot 4
Calculator # screenshot 5
Calculator # screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Powerful functionality
  • 💡 Helpful for math classes
  • ⭐ Great for students

Room to Improve

  • 🔍 Confusing interface after update
  • 📢 Too many intrusive ads
  • 💰 Paywall for advanced features

More Quadrilateral Calculator apps to explore

4
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
5
Calculator +
Calculator +
Calculator +
Graphing, Percentage, Triangle
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
(10K)
free with in-app purchases
6
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
7
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
8
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

Basic & Scientific CalculatorLive Currency ConverterHistory Tape
🔧 Utilities
(358K)
free with in-app purchases
9
Basic Calculator: Classic Calc
Basic Calculator: Classic Calc
Basic Calculator: Classic Calc
big buttons and wallpapers
Free

A free, classic calculator app with large, easy-to-press buttons and customizable skins. It supports basic arithmetic, memory functions, and can handle very large numbers without using scientific notation. Multitasking is also supported on compatible devices.

Large, easy-to-press buttonsMultiple beautiful skinsBasic arithmetic operations
🔧 Utilities
(3.2K)
free with in-app purchases
10
Calculator·
Calculator·
Calculator·
Big Basic Calculator
Free

This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.

Basic arithmetic operationsPercentage calculationsMultiple color schemes
🔧 Utilities
(34K)
free with in-app purchases
11
Calculator : personalized Calc
Calculator : personalized Calc
Calculator : personalized Calc
Fast personalized Calculator
Free

A fast, clean, and easy-to-use calculator app offering both basic and advanced scientific functions. It features a minimal design, calculation history, and supports dark and light modes for a comfortable daily calculation experience.

Simple and clean interfaceScientific calculator functionsPercentage calculator tools
🔧 Utilities
(1)
ad-supported
12
Calculator for iPad₊
Calculator for iPad₊
Calculator for iPad₊
Basic, Scientific, Plus Calc
Free

This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.

Basic & Scientific CalculatorAdvanced Scientific FunctionsLive Currency Converter
🔧 Utilities
(126K)
free with in-app purchases
13
Calculator!!
Calculator!!
Calculator!!
Improved History Feature
$2.99

This advanced calculator offers a comprehensive history of your calculations and supports complex functions like fraction manipulation, angle conversions, and equation solving. It also includes specialized tools for engineers and a dice roller.

Calculation historyFraction manipulationAngle conversions (degrees, minutes, seconds)
🔧 Utilities
(56)
paid
14
Calculator, basic and advanced
Calculator, basic and advanced
Calculator, basic and advanced
Math made easy
Free

This app offers a comprehensive calculator with both simple and advanced modes. It includes an equation solver with step-by-step explanations, calculation history, graphing capabilities, and table generation for multiple inputs. Supports a wide range of mathematical operators and functions.

Simple and advanced calculation modesStep-by-step equation solverCalculation history
🔧 Utilities
(78)
ad-supported
15
Calculator: Brill Calc
Calculator: Brill Calc
Calculator: Brill Calc
Simple Scientific Calculator
Free
🔧 Utilities
(0)
16
Calculator⊕
Calculator⊕
Calculator⊕
Basic, Scientific, Fraction
Free

This app offers a comprehensive suite of calculating tools, including basic, scientific, and fraction solvers. It features an enhanced history log for tracking and sharing past computations, along with customizable options for a personalized user experience. Enjoy a clean interface and reliable precision for all your mathematical needs.

Basic, Complex, Scientific, and Fraction modesEnhanced calculation historyShare and copy results
🔧 Utilities
(9)
free with in-app purchases
17
Calculator: Pro
Calculator: Pro
Calculator: Pro
Plus Calc for iPad & iPhone
Free

This app offers a versatile calculator with both basic and scientific functions. It includes advanced features like currency and unit conversions, customizable themes, and history tracking. Optimized for both portrait and landscape modes, it's designed for users needing precise calculations and conversions.

Basic and scientific calculatorCurrency converterUnit converter
📊 Productivity
(579)
free with in-app purchases
18
Sci:Pro Calculator
Sci:Pro Calculator
Sci:Pro Calculator
by Jerry Montgomery
Free

This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.

Multi-mode calculator (Basic, Scientific, Programmer)Calculation historyShare results via email
🔧 Utilities
(3.6K)
free
19
Calculator ٞ  ٞ
Calculator ٞ  ٞ
Calculator ٞ ٞ
Large buttons for easy use
Free

A universal calculator designed for ease of use with large buttons. It offers a straightforward interface suitable for students, professionals, and everyday household tasks.

Large buttons for easy useUniversal calculatorSimple calculations
🔧 Utilities
(1.4K)
ad-supported
20
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

FAQ about Quadrilateral Calculator

What are the best quadrilateral calculator apps for iPhone?
Quadrilateral Calculator tops our quadrilateral calculator apps ranking as of August 2026, with a 5.0-star average from 1 App Store ratings, and it's priced at $2.99.
Yes — 17 of the top quadrilateral calculator apps we rank are free to download, including Calculator # and Area Calculator Free - Quadrilateral, Circle, Ellipse.
Quadrilateral Calculator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 246+ quadrilateral calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Quadrilateral Calculator can solve squares, rectangles, rhombuses, parallelograms, trapezoids, kites, and arbitrary quadrilaterals. It automatically identifies the shape type based on the input provided.
It computes perimeter, area, diagonal lengths, all four interior angles, side lengths, midpoints, slopes, and inradius/circumradius where applicable. It also provides step-by-step solutions with formulas.