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Best Angle Reader Apps

249+ iOS apps curated and reviewed

3.7 avg rating
18 free apps
Updated August 2026

The best angle reader apps on iPhone average 3.7★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Angle Reader Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Protractor for Angle MeasuringProtractor for Angle MeasuringFree4.5★ (1K)YesYesAug 2026
2Bubble Level: AR, Angle FinderBubble Level: AR, Angle FinderFree4.5★ (689)YesYesAug 2026
3Measure Angles - Bubble LevelMeasure Angles - Bubble LevelFree4.2★ (2K)YesYesAug 2026
4Digital Angle Finder: 3D MeterDigital Angle Finder: 3D MeterFree4.1★ (233)NoNoAug 2026
5Angle Meter 360Angle Meter 360Free4.4★ (359)YesYesAug 2026
6Math AngleMath AngleFree—NoNoMay 2026
7Bonesetter AngleBonesetter Angle$9.99—NoNoJul 2026
8Angle MasterAngle MasterFree—NoNoMay 2026

Top Picks for Angle Reader

Protractor for Angle Measuring#1

Protractor for Angle Measuring by AppLiks Sp. z O.O.

Measure Angles in Few Taps
Editor's Choice
🔧 Utilities
4.5😐(1K ratings)
FreeAdsIn-App Purchases
Protractor for Angle Measuring screenshot 1
Protractor for Angle Measuring screenshot 2
Protractor for Angle Measuring screenshot 3
Protractor for Angle Measuring screenshot 4

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.

What We Love

  • 👍 Useful for surveying and measuring angles
  • 💡 Interesting use of camera to overlay protractor
  • 👍 Helps with specific use cases like golf setup
  • 👍 Provides a clutter-free protractor experience

Room to Improve

  • 🐛 Difficulty using the protractor tool and angle measurement
  • 🐛 Inability to zoom in/out when measuring angles in photos
  • 🐛 Inaccurate angle measurements in some cases
Bubble Level: AR, Angle Finder#2

Bubble Level: AR, Angle Finder by Jens Rieckhof

Spirit Level & Clinometer Tool
Strong Contender
🔧 Utilities
4.5😞(693 ratings)
FreeAdsIn-App Purchases
Bubble Level: AR, Angle Finder screenshot 1
Bubble Level: AR, Angle Finder screenshot 2
Bubble Level: AR, Angle Finder screenshot 3
Bubble Level: AR, Angle Finder screenshot 4
Bubble Level: AR, Angle Finder screenshot 5
Bubble Level: AR, Angle Finder screenshot 6

This app transforms your phone into a precise leveling tool. It offers accurate angle measurement, inclination detection, and augmented reality features for DIY and professional use. Calibration is simple and quick.

What We Love

  • 👍 Simple and easy to use
  • 🔍 Accurate angle measurements
  • 🛠️ Helpful for various tasks (telescopes, leveling, etc.)

Room to Improve

  • 🤑 Expensive ad removal
  • 🤖 Unreliable calibration
  • 💤 Constant interruptions and ads
Measure Angles - Bubble Level#3

Measure Angles - Bubble Level by WHATSTICKER APPS SRL

Protractor, Clinometer, Slopes
Worth Considering
🔧 Utilities
4.2😐(2K ratings)
FreeAdsIn-App Purchases
Measure Angles - Bubble Level screenshot 1
Measure Angles - Bubble Level screenshot 2
Measure Angles - Bubble Level screenshot 3
Measure Angles - Bubble Level screenshot 4
Measure Angles - Bubble Level screenshot 5
Measure Angles - Bubble Level screenshot 6

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.

What We Love

  • 🚀 Accurate
  • 👍 Easy to use
  • 👍 Versatile
  • 👍 Useful tool

Room to Improve

  • 🐛 Connectivity issues
  • 💰 Requires payment
  • 🔍 Difficult to exit/close

More Angle Reader apps to explore

4
Digital Angle Finder: 3D Meter
Digital Angle Finder: 3D Meter
Digital Angle Finder: 3D Meter
Protractor & 3D Angle Measure
Free

Measure angles precisely using your device's sensors. It functions as both a protractor and a 3D angle meter, allowing you to determine angles between surfaces or lines on a plane with high accuracy. Save your measurements by taking photos with the angle recorded.

Precise angle measurement3D angle measurementProtractor mode
🔧 Utilities
(233)
free
5
Angle Meter 360
Angle Meter 360
Angle Meter 360
Convenient angle meter, finder
Free

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.

Angle measurement on picturesReal-time camera angle measurementUnlimited simultaneous angle measurements
🔧 Utilities
(359)
free with in-app purchases
6
Math Angle
Math Angle
Math Angle
by Heiko Etzold
Free

Learn about angles in mathematics. Explore different angle types, practice estimation, and identify special angles. This app offers interactive tools for visual learning.

Angle type selectionAngle estimationSpecial angle identification
📚 Education
(0)
free
7
Bonesetter Angle
Bonesetter Angle
Bonesetter Angle
by Bonesetter Apps LLC
$9.99
🏥 Medical
(0)
8
Angle Master
Angle Master
Angle Master
Level up your angle skills!
Free
📚 Education
(0)
9
Multi Angle Meter For Watch
Multi Angle Meter For Watch
Multi Angle Meter For Watch
Angle meter on your arm
Free
🔧 Utilities
(0)
10
Angleous for iPhone as angle calculator
Angleous for iPhone as angle calculator
Angleous for iPhone as angle calculator
by Hossam Hamouda
Free

This app uses your device's camera to calculate angles of polygons in real-time. Simply point your camera at a shape, and it will display the angles on screen. You can then screenshot these calculations for saving.

Real-time angle calculationUses device cameraPolygon angle detection
📚 Education
(5)
free
11
Inclinometer - Angle Finder
Inclinometer - Angle Finder
Inclinometer - Angle Finder
No Fuss Tilt Indicator
Free

This utility app provides a straightforward tool for measuring tilt angles on any surface. It combines a digital reading with an analog-style interface for ease of use. Ideal for quick angle measurements without complexity.

Measures tilt angle (slope)Digital readingAnalog-like interface
🔧 Utilities
(7)
free with in-app purchases
12
Protractor: Angle Finder
Protractor: Angle Finder
Protractor: Angle Finder
Camera Tilt & Slope Meter
Free
🔧 Utilities
(0)
13
iGradient
iGradient
iGradient
by Ivan Perre
$2.99

This app uses your device's sensors to accurately measure any 2D angle. It intelligently detects orientation and provides readings in degrees, radians, or as a gradient. Ideal for various practical applications requiring precise angle measurements.

Measures 2D anglesIntelligent orientation detectionReads in degrees, radians, or gradient
🔧 Utilities
(7)
free
14
Bubble Level & Angle Meter
Bubble Level & Angle Meter
Bubble Level & Angle Meter
Spirit Level, Inclinometer
Free
$0.99 | 100% OFF
🔧 Utilities
(0)
15
Multi Angle Meter
Multi Angle Meter
Multi Angle Meter
All Angle on one screen
Free

This app displays the tilt angle of your device across three axes: yaw, pitch, and roll. It offers customizable angle notifications with vibration and sound alerts, and allows you to reset angles relative to the ground or a table. A camera view can be activated for live visual context.

Displays yaw, pitch, and roll anglesAngle reset to ground or tableCustomizable angle notifications
🔧 Utilities
(2)
free
16
Angle Meter: Protractor+Level
Angle Meter: Protractor+Level
Angle Meter: Protractor+Level
Measure angles from photos
Free
🔧 Utilities
(0)
17
AReader-powerful easy to use
AReader-powerful easy to use
AReader-powerful easy to use
Enjoy Reading Everyday
Free
📚 Books
(0)
18
Angle Protractor Finder Tool
Angle Protractor Finder Tool
Angle Protractor Finder Tool
Smart clinometer & calculator
Free
$0.99 | 100% OFF
🔧 Utilities
(0)
19
Protractor Angle Meter
Protractor Angle Meter
Protractor Angle Meter
Measure angles from photos
Free

This app allows you to measure angles from photos using your device's camera or existing images. Add multiple measurements with customizable colors and labels, and view results in various units. Save your work automatically and export high-quality images of your measurements.

Measure angles from photosLive camera or photo library inputMultiple angle measurements per photo
🔧 Utilities
(1)
free with in-app purchases
20
AngleAR
AngleAR
AngleAR
Easy angle Measurement
Free
🔧 Utilities
(0)

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FAQ about Angle Reader

What are the best angle reader apps for iPhone?
Protractor for Angle Measuring tops our angle reader apps ranking as of August 2026, with a 4.5-star average from 1K App Store ratings, and it's free to download.
Yes — 18 of the top angle reader apps we rank are free to download, including Protractor for Angle Measuring and Bubble Level: AR, Angle Finder.
Protractor for Angle Measuring shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ angle reader apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app turns your iPhone into a precision angle measuring tool. It allows you to measure angles in real-time using both touch gestures on the screen and your device's camera. You can also measure angles within photos you've taken.
Key features include a 'Touch Measure' mode where you tap the screen to set angles, a 'Plumb Bob Pendulum' for tilt determination, the ability to measure angles in photos and from the live camera feed, simultaneous measurement of unlimited angles, and tool color customization for better visual organization.