Comparison

Measure Angles vs Protractor+

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

Head to head
About

Measure Angles

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.

Highlights
  • Digital protractor for angle measurement
  • Bubble level for surface flatness
  • AR-powered distance and volume estimation
  • Integrated ruler and tape measure
  • Compass and altimeter
  • Timer and audio meter
Features
Read full description

Measure Angles – Bubble Level turns your device into a powerful and versatile tool for precise angle measurement. It includes both a digital protractor and a bubble level, making it perfect for professionals, makers, and everyday users who need accurate angle readings for any task. Since 2016, Measure Angles - Bubble Level has been trusted by over 1.5 Milion users worldwide, this app combines advanced AR technology with a wide range of measurement tools to ensure accurate results in any situation — all with a simple tap on your screen. Key features: -2D Level Mode (Surface Level / Bubble Mode) – Measures the flatness or inclination of a surface, like a traditional spirit level. -Protractor Mode (Angle Finder / Protractor) – Measures angles between objects or surfaces accurately. -LED – Activates the device’s flashlight for visibility in dark environments. -Compass – Displays cardinal directions using the device’s built-in magnetic sensor. -Protractor – Another tool for measuring angles, useful for precise alignment tasks. -Ruler – Allows you to measure small distances directly on your device’s screen. -Camera Ruler – Uses the camera and AR to estimate real-world distances. -Timer – Multiple countdowns and stopwatch tool for timing tasks. -Altimeter – Displays your current altitude based on GPS or barometric pressure. -Audio Meter – Measures ambient noise levels in decibels using your microphone. Always 100% precise: Measure Angles - Bubble Level automatically adjusts to your device’s size and resolution for maximum accuracy. But that’s not just it! A Premium subscription to Measure Angles – Bubble Level will also grant you access to Tape Measure - Ruler - AR APP! Measure Angles - Bubble Level is your go-to tool for precise angle measurements, featuring an easy-to-use bubble level and digital protractor. Paired with Tape Measure – Ruler – AR App, which lets you accurately measure distances, heights, and 3D volumes like cubes and circles, this bundle gives you everything you need for full 360° measurement precision. Perfect for DIY, design, or professional use, this bundle will allow you to create and visualize with great precision the house and projects of your dreams! Privacy Policy: https://magic-cake-e95.notion.site/IOS-Measure-Angles-Bubble-Level-Privacy-Policy-23fcf6557a0880d9bb2fe9c37e0ae881 --- Terms & Conditions: https://magic-cake-e95.notion.site/IOS-Measure-Angles-Bubble-Level-Terms-Conditions-23fcf6557a0880179abdcee4e3dc715a If you have any questions or feedbacks, please contact us at ruler.measure.info@gmail.com Subscribe to access to premium app features; subscription details are the following: -Length: weekly or yearly -Free trial: only on selected subscriptions -Your payment will be charged to your iTunes Account as soon as you confirm your purchase -You can manage your subscriptions and turn off auto-renewal from your Account Settings after the purchase -Your subscription will renew automatically, unless you turn off auto-renew at least 24 hours before the end of the current period -The cost of renewal will be charged to your account in the 24 hours prior to the end of the current period -When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded -Any unused portion of a free trial period, if offered, will be forfeited when purchasing a subscription

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

Screenshots

Measure Angles4 screens
Protractor+2 screens

Verdict

The call

The clearest difference is ads: Protractor+ at none against Measure Angles's shown. Protractor+ also leads on ratings volume (10K vs 2K). Measure Angles's advantage is review sentiment (47% vs 15%) and update cadence (fortnightly vs every 2 months). On price, rating, in-app purchases and monetization model 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. Measure Angles sells 8 in-app purchases, starting at $4.99 per 7 days and Protractor+ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for Measure Angles against 4.1 for Protractor+. That said, the two scores are not equally well evidenced: Protractor+ has 10K ratings behind it against 2K, so its average is the more settled of the two. Written reviews are what separate them: 47% of Measure Angles's written reviews are positive against 15% of Protractor+'s.

UpkeepUpdate frequency

Measure Angles ships an update fortnightly, Protractor+ every 2 months. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

Scorecard4 real differences · 6 level
Measure Angles versus Protractor+: the parameters behind the verdict, then further details
ParameterMeasure AnglesProtractor+
PriceFreeFree
Rating4.2 (2K ratings) — better4.1 (10K ratings)
Positive reviews47.0% of reviews — better14.9% of reviews
Number of ratings2K10K — better
Update frequencyFortnightly — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS16.6 — better17.6
Further details — not scored
Size46 MB21 MB
Age rating4+4+
DeveloperWHATSTICKER APPS SRLTue Nguyen Minh

Customer experience

Measure Angles

All ratings1,969 ratings
Positive79.2%
Neutral5.2%
Negative15.6%
Written reviews151 reviews
Positive47.0%
Neutral6.6%
Negative46.4%

Protractor+

All ratings10,412 ratings
Positive77.4%
Neutral5.0%
Negative17.7%
Written reviews388 reviews
Positive14.9%
Neutral1.3%
Negative83.8%

User reviews

Measure Angles

From 2K App Store ratings

What we love

  • 🚀 Accurate
  • 👍 Easy to use
  • 👍 Versatile
  • 👍 Useful tool
  • 👍 Well-designed

Room to improve

  • 🐛 Connectivity issues
  • 💰 Requires payment
  • 🔍 Difficult to exit/close
  • 📺 Intrusive ads
  • 🔒 Tracking concerns

Protractor+

From 10K App Store ratings

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

Bugs and requests

Measure Angles

Reported bugs

4 issues
  • Angle appears reversed or flipped
  • Angle locks too quickly
  • App crashes on launch
  • Measurements are inaccurate

Requested features

6 requests
  • Panoramic measurement tool
  • Surround audio setup feature
  • Ability to reset protractor to 0 degrees
  • Black/white display for better readability
  • Support for iPad split-screen
Show 1 more
  • Instructions/tutorial for using the app

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

In-app purchases

8 purchases

Measure Angles

Subscriptions4
  • Weekly premium$4.997 Days
  • Weekly premium trial7 Days trial$4.997 Days
  • Yearly premium trial7 Days trial$29.991 Year
Show 1 more
  • Yearly premium$29.991 Year
One-time4
  • Unlock all tools$1.99
  • No ads$2.99
  • Premium Discount$2.99
Show 1 more
  • Premium Edition$3.99
1 purchases

Protractor+

One-time1
  • Pro Features$1.99

Questions

Is Measure Angles free?
Measure Angles is free to download, with in-app purchases available.
Is Protractor+ free?
Protractor+ is free to download, with in-app purchases available.
Which has better reviews, Measure Angles or Protractor+?
Measure Angles is rated higher. Measure Angles averages 4.2 out of 5 from 2K ratings, while Protractor+ averages 4.1 from 10K ratings.
Do Measure Angles or Protractor+ have ads?
Measure Angles shows ads; Protractor+ does not.
Which is updated more often, Measure Angles or Protractor+?
Measure Angles ships an update fortnightly, and Protractor+ every 2 months. Most recently, Measure Angles was updated on September 23, 2026 and Protractor+ on September 22, 2026.

Other comparisons