Comparison

Protractor+ vs Protractor Angle Measure Tool

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Protractor+

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.

Highlights
  • Angle measurement
  • Degrees and radians
  • Intuitive visual control
  • Elegant design
  • Pocket protractor functionality
Features
Read full description

Protractor helps you to measure angles quickly and easily. This app turn your iPhone into a handy pocket protractor that can measure angles in both degrees and radians. Features: - Elegant design - Measure in degrees and radians - Intuitive visual control

About

Protractor Angle Measure Tool

This tool transforms your device into a precise angle measurement instrument. It's ideal for DIY projects, construction, and renovations, offering real-time readings in various formats. Get professional-grade accuracy for all your angled surface needs.

Highlights
  • Precise angle measurement
  • Vertical and horizontal orientations
  • Multiple measurement units (degrees, radians, gradians)
  • Target angle alerts with audio/vibration
  • Real-time precision readings
  • Apple Watch support with haptic feedback
Features
Read full description

Precision Angle Measurement in Your Pocket: Protractor Measuring Angle Struggling with precise angle measurements for your DIY projects, construction work, or home renovations? Tired of carrying bulky tools when you need to measure angles on the go? Whether you're a carpenter, architect, engineer, or passionate DIY enthusiast, Protractor Measuring Angle transforms your iOS device into an accurate, versatile angle measurement tool that delivers professional-grade results. With cutting-edge sensor technology and an intuitive interface, our app provides instant, reliable angle measurements in multiple formats. Simply place your device against any surface, and watch as Protractor Measuring Angle delivers real-time readings with remarkable precision—making every project perfectly aligned and professionally executed. Key Features Versatile Measurement Capabilities Measure angles in both vertical and horizontal orientations with exceptional accuracy. Perfect for roof pitch calculations, furniture assembly, construction alignment, and countless other applications where precision matters. (Only basic radians measurement is available in free version. Premium subscription required for all features.) Multiple Measurement Units Switch seamlessly between degrees, radians, and gradians to suit your specific project requirements. Our conversion system ensures you always have the right measurement format at your fingertips. (Only radians available in free version. Premium subscription required for degrees and gradians.) Target Angle Alerts Set your desired angle and receive instant notifications when you reach it. Our customizable audio and vibration alerts allow you to focus on positioning rather than watching the screen. (Premium subscription required.) Real-Time Precision Readings Our dynamic display provides instant feedback as you adjust your device, ensuring you capture the exact angle you need with professional-grade accuracy. (Premium subscription required for advanced readings.) Apple Watch Support Measure angles from your wrist with haptic feedback—ideal for hands-free work. (Premium subscription required.) Why Choose Protractor Measuring Angle? Unmatched Accuracy Our advanced calibration system and sensitive accelerometer deliver measurements you can trust. Stop guessing and start working with confidence on any angled surface. Intuitive User Experience Designed for professionals and beginners alike, our clean interface and visual indicators make angle measurement straightforward and effortless. Clear, real-time feedback guides you through every measurement. Enhanced Project Efficiency Save time and avoid costly mistakes with instant, accurate angle readings. Whether you're installing crown molding, checking roof pitch, or aligning furniture, our app helps you get it right the first time. Premium Subscription Benefits To access the full power of Protractor Measuring Angle—including degree and gradian measurements, target angle alerts, and vertical/horizontal measurements—a premium subscription is required. Choose a subscription plan that fits your needs, whether you're an occasional user or a daily professional. Start Measuring with Precision Today! Don't let inaccurate angles compromise your projects. With Protractor Measuring Angle, you have the power to measure and align with confidence. Transform your iOS device into an essential measurement tool for perfectly executed projects and professional results. Download Protractor Measuring Angle now and experience the future of digital angle measurement—backed by premium features that elevate your work from amateur to expert. Privacy Policy: https://protractorapp.com/privacy/ Terms of Use: https://protractorapp.com/terms/ Contact Support: support@appcellent.co Take the guesswork out of angle measurement—get Protractor Measuring Angle today and achieve perfect alignment every time!

Screenshots

Protractor+2 screens
Protractor Angle Measure Tool4 screens

Verdict

The call

The clearest difference is ratings volume: Protractor+ at 10K against Protractor Angle Measure Tool's 179. Protractor Angle Measure Tool's advantage is rating (4.4 vs 4.1) and update cadence (monthly vs every 2 months). On price, review sentiment, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Protractor+ sells 1 one-off in-app purchase and Protractor Angle Measure Tool sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Protractor Angle Measure Tool holds the better App Store score, 4.4 against 4.1. That said, the two scores are not equally well evidenced: Protractor+ has 10K ratings behind it against 179, so its average is the more settled of the two. Written reviews complicate that: 15% of Protractor+'s written reviews are positive against 12% of Protractor Angle Measure Tool's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Protractor+ ships an update every 2 months, Protractor Angle Measure Tool monthly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Protractor+ versus Protractor Angle Measure Tool: the parameters behind the verdict, then further details
ParameterProtractor+Protractor Angle Measure Tool
PriceFreeFree
Rating4.1 (10K ratings)4.4 (179 ratings) — better
Positive reviews14.9% of reviews — better11.8% of reviews
Number of ratings10K — better179
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS17.616.0 — better
Further details — not scored
Size21 MB77 MB
Age rating4+4+
DeveloperTue Nguyen MinhAppcellent

Customer experience

Protractor+

All ratings10,413 ratings
Positive77.4%
Neutral5.0%
Negative17.7%
Written reviews388 reviews
Positive14.9%
Neutral1.3%
Negative83.8%

Protractor Angle Measure Tool

All ratings179 ratings
Positive86.0%
Neutral3.9%
Negative10.1%
Written reviews17 reviews
Positive11.8%
Neutral0.0%
Negative88.2%

Bugs and requests

Protractor+

Reported bugs

3 issues
  • Camera feature not working as expected
  • Angle measurements not accurate
  • Frequent app crashes

Requested features

3 requests
  • Ability to measure in degrees without upgrade
  • Improved accuracy and responsiveness
  • Removal of timeouts and paywalls

Protractor Angle Measure Tool

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Protractor+

One-time1
  • Pro Features$1.99
4 purchases

Protractor Angle Measure Tool

Subscriptions4
  • Protractor Weekly$4.997 Days
  • Protractor Weekly with Trial3 Days trial$6.997 Days
  • Protractor Weekly with Trial3 Days trial$8.997 Days
Show 1 more
  • Protractor Annual$39.991 Year

Questions

Is Protractor+ free?
Protractor+ is free to download, with in-app purchases available.
Is Protractor Angle Measure Tool free?
Protractor Angle Measure Tool is free to download, with in-app purchases available.
Which has better reviews, Protractor+ or Protractor Angle Measure Tool?
Protractor Angle Measure Tool is rated higher. Protractor+ averages 4.1 out of 5 from 10K ratings, while Protractor Angle Measure Tool averages 4.4 from 179 ratings.
Do Protractor+ or Protractor Angle Measure Tool have ads?
Neither Protractor+ nor Protractor Angle Measure Tool shows ads.
Which is updated more often, Protractor+ or Protractor Angle Measure Tool?
Protractor+ ships an update every 2 months, and Protractor Angle Measure Tool monthly. Most recently, Protractor+ was updated on November 1, 2026 and Protractor Angle Measure Tool on October 31, 2026.

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