Best Protractor Angle Meter Apps

249+ iOS apps curated and reviewed

4.1 avg rating
19 free apps
Updated October 2026

From beginner-friendly picks to power-user tools, our protractor angle meter list covers 249+ iPhone apps updated through October 2026. Compare ratings, prices, and screenshots in one place.

Compare top Protractor Angle Meter Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Protractor Angle MeterProtractor Angle MeterFree4.5★ (2)NoYesOct 2026
2Protractor+Protractor+Free4.1★ (10K)NoYesNov 2026
3Angle Meter 360Angle Meter 360Free4.3★ (364)YesYesNov 2026
4Smart Protractor & Angle MeterSmart Protractor & Angle MeterFree—NoYesOct 2026
5Protractor: Angle FinderProtractor: Angle FinderFree—NoYesOct 2026
6Measure Angles - Bubble LevelMeasure Angles - Bubble LevelFree4.2★ (2K)YesYesNov 2026
7Protractor - Angle MeasureProtractor - Angle MeasureFree3.8★ (16)YesNoOct 2026
8Protractor (Angle measurement)Protractor (Angle measurement)Free3.6★ (10)YesNoNov 2026

Top Picks for Protractor Angle Meter

Protractor Angle Meter#1

Protractor Angle Meter by Romiick LLC

Measure angles from photos
Editor's Choice
🔧 Utilities
4.5(2 ratings)
FreeIn-App Purchases
Protractor Angle Meter screenshot 1
Protractor Angle Meter screenshot 2
Protractor Angle Meter screenshot 3
Protractor Angle Meter screenshot 4
Protractor Angle Meter screenshot 5
Protractor Angle Meter screenshot 6

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.

Protractor+#2

Protractor+ by Tue Nguyen Minh

+ Angle Meter & Clinometer
Strong Contender
🔧 Utilities
4.1😞(10K ratings)
FreeIn-App Purchases
Protractor+ screenshot 1
Protractor+ screenshot 2

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.

What We Love

  • 🚀 Quick angle measurement
  • 👍 Useful for physics labs
  • 👍 Easy to use

Room to Improve

  • 🔒 Degrees feature locked behind paywall
  • 🐛 Unreliable camera feature
  • 🔋 Frequent timeouts force upgrade
  • 💰 Aggressive monetization tactics
Angle Meter 360#3

Angle Meter 360 by ALEXEY KOZLOV

Convenient angle meter, finder
Worth Considering
🔧 Utilities
4.3😐(362 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
  • 🆓 Free version available with basic functionality
  • 🎨 Customizable colors and display options
  • 🔍 Loupe/magnification feature for precision
  • 📐 Multiple angle measurement capability (4-point option)
  • 💼 Useful for professional applications (medical, dental, engineering)
  • 🙏 Responsive developer support

Room to Improve

  • 📺 Excessive and intrusive advertisements
  • ⏱️ Long, unskippable ad durations
  • 🚫 Ads that are difficult or impossible to close
  • 💳 Aggressive push to premium/paid version
  • ⚙️ Settings don't persist after app closure
  • 🎨 Default yellow color is unattractive
  • 📖 Lack of clear instructions or tutorials
  • 🔧 Difficult to precisely position measurement points
  • 📱 Landscape mode issues and orientation problems
  • 🐛 App crashes and freezes
  • 🔤 Small, hard-to-read text on images
  • ❌ Confusing button labels and UI elements

More Protractor Angle Meter apps to explore

FAQ about Protractor Angle Meter

What are the best protractor angle meter apps for iPhone?
Protractor Angle Meter tops our protractor angle meter apps ranking as of October 2026, with a 4.5-star average from 2 App Store ratings, and it's free to download.
Yes — 19 of the top protractor angle meter apps we rank are free to download, including Protractor Angle Meter and Protractor+.
Protractor Angle Meter has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ protractor angle meter apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.