Best Angle Calculator Apps

213+ iOS apps curated and reviewed

4.3 avg rating

20 free apps

Updated July 2026

With an average user rating of 4.3★, the angle calculator category is one of the App Store's strongest. Browse all 213+ apps we track, sorted so the most loved ones surface first.

Top Picks for Angle Calculator

#1

Angle Meter 360 by ALEXEY KOZLOV

Convenient angle meter, finder

Editor's Choice

🔧 Utilities

4.3😐(353 ratings)

FreeAdsIn-App Purchases

Angle Meter 360 screenshot 1

Angle Meter 360 screenshot 2

Angle Meter 360 screenshot 3

Angle Meter 360 screenshot 4

Angle Meter 360 screenshot 5

Angle Meter 360 screenshot 6

Measure angles precisely on photos or in real-time using your camera. This user-friendly tool allows for unlimited angle measurements simultaneously, with features like scaling and color adjustment for ease of use.

What We Love

👍 Simple and intuitive user interface
🎯 Accurate angle measurements
📸 Easy to use with photos and live camera
⚡ Fast and responsive performance

Room to Improve

📺 Excessive and intrusive advertisements
⏱️ Long, unskippable ad durations
🚫 Ads that are difficult or impossible to close

#2

Figure calculator ShapeInfo by Noriyasu Kutsuzawa

Geometric shape calculator

Strong Contender

📊 Productivity

4.7(134 ratings)

FreeAds

Figure calculator ShapeInfo screenshot 1

Figure calculator ShapeInfo screenshot 2

Figure calculator ShapeInfo screenshot 3

Figure calculator ShapeInfo screenshot 4

Figure calculator ShapeInfo screenshot 5

Figure calculator ShapeInfo screenshot 6

Easily calculate lengths, angles, and areas of various geometric shapes. Input known values and instantly get precise results for a wide range of 2D and 3D figures. Ideal for students and engineers needing quick geometric computations.

#3

AngleCalculator by EIICHI KOMINE

Angle conversion & calculation

Worth Considering

📊 Productivity

4.6(82 ratings)

FreeAds

AngleCalculator screenshot 1

AngleCalculator screenshot 2

This app simplifies angle calculations and conversions. It handles degrees, minutes, and seconds (DMS) for applications in construction, surveying, and GPS. Perform conversions, mixed calculations, and track your history.

More Angle Calculator apps to explore

Measure Angles - Bubble Level

Measure Angles - Bubble Level

Protractor, Clinometer, Slopes

This app transforms your device into a versatile measuring tool. It offers precise angle readings with a digital protractor and bubble level, along with AR-powered distance and volume measurements. Ideal for professionals, DIY enthusiasts, and everyday tasks requiring accuracy.

Digital protractor for angle measurementBubble level for surface flatnessAR-powered distance and volume estimation

free with in-app purchases

Triangle Calculator

Triangle Calculator

Right angle triangle solver

Calculate side lengths, angles, area, and perimeter of right-angle triangles. Visualizes the triangle with adjustable precision and offers options to rotate, flip, and customize themes. Reuses previous entries for efficiency.

Calculates lengths, angles, area, perimeterDraws proportionally correct trianglesAdjustable decimal precision

📊 Productivity

Angle Finder Calculator

Angle Finder Calculator

Trigonometry made simple

Angle Finder - Trig Calculator

Angle Finder - Trig Calculator

Triangle Calculator

This app simplifies complex geometry and trigonometry calculations. It helps users find angles, side lengths, and areas of various shapes, serving as a portable math assistant for students and professionals.

Triangle solverAngle finderPCD & chord calculator

free with in-app purchases

Triangle & Angle calculator

Triangle & Angle calculator

Geometry, angle, formulas

Easily solve geometry exercises and verify your calculations with this tool. It simplifies complex problems with a single click, making math more accessible.

Solve geometry exercisesCheck calculationsSimple click interface

free with in-app purchases

+ Angle Meter & Clinometer

Transform your device into a versatile angle measurement tool. Easily measure angles in both degrees and radians with an intuitive interface. Ideal for quick and precise angle readings.

Angle measurementDegrees and radiansIntuitive visual control

free with in-app purchases

Feet and Inches Calculator

Feet and Inches Calculator

Perfect Construction Calc!

A powerful construction calculator designed for tradespeople. It offers a wide range of tools for estimating, layout, framing, and jobsite calculations, helping to save time and improve accuracy. Supports both imperial and metric units.

Construction math and estimatingLayout, framing, and jobsite calculationsImperial and metric unit conversion

free with in-app purchases

Angle Finder & Measure Bevel

Angle Finder & Measure Bevel

Level Measurement & Photo Tool

Measure angles precisely from photos using a digital protractor. Select images from your gallery or take new ones, then place reference lines to calculate angles in degrees. Ideal for technical analysis and visual tasks.

Measure angles from photosUse digital protractorManual measurement control

📷 Photo & Video

free with in-app purchases

Scientific Calc Plus Fraction

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

free with in-app purchases

Bubble Level for iPhone

Bubble Level for iPhone

+ Metal Detector & AR Ruler

This app offers a suite of measurement and detection tools, including a bubble level for alignment, angle measurement, surface flatness checks, and metal detection. It also features an AR ruler for distance measurement and an inclinometer for off-road navigation.

Bubble level for object alignmentAngle measurementSurface flatness check

free with in-app purchases

Triangle Angles Calculator

Triangle Angles Calculator

With convenient visual input

Easily calculate unknown sides, angles, and other parameters for various triangle types. Features interactive visualizations and works offline, making it ideal for students and professionals needing quick, accurate geometric solutions.

Calculate unknown triangle parameters from 2-3 known valuesInteractive visualization of triangle typesReal-time calculations with intuitive interface

📊 Productivity

Protractor for Angle Measuring

Protractor for Angle Measuring

Measure Angles in Few Taps

Transform your iPhone into a precision angle measuring tool. Easily measure angles in real-time using touch or camera modes, and even analyze angles in existing photos. Customize your tools for a seamless experience.

Real-time angle measurementTouch and camera modesMeasure angles in photos

free with in-app purchases

Construction Master 5 Calc

Construction Master 5 Calc

Feet Inch Fraction Calculator

This app is a powerful feet-inch-fraction calculator designed for construction professionals. It offers advanced calculation capabilities for layouts, bids, and estimates, simplifying complex measurements and conversions for enhanced project accuracy and efficiency.

Feet-inch-fraction calculationsRight angle and rafter calculationsArea and volume solutions

free with in-app purchases

Slope Calculator - Calc

Slope Calculator - Calc

Ratio, Angle, Length, Percent

Calculate slope in angle, percentage, or ratio by inputting two sides of a right triangle. This intuitive and easy-to-use application provides the remaining necessary values.

Calculate slope as angleCalculate slope as percentageCalculate slope as ratio

free with in-app purchases

Geometry Calculator Solver

Geometry Calculator Solver

Geometry & Trigonometry solver

This app helps students, teachers, and professionals solve geometry and trigonometry problems. It calculates angles, areas, perimeters, and more for various shapes, providing formulas and steps for learning.

Calculates angles in degrees and radiansSolves for area, perimeter, and heightSupports various geometric shapes

free with in-app purchases

Construction Master Pro Calc

Construction Master Pro Calc

Feet Inch Fraction Calculator

This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.

Dimensional math and conversionsRight angle and rafter calculationsArea and volume solutions

free with in-app purchases

Default Calculator

This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.

Large buttonsClear displayFast calculations

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