Comparison

Smart Protractor vs My Screen Protractor

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

Head to head
About

Smart Protractor

Features
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A simple and accurate tool for measuring angles right on your iPhone. With camera support and image import, you can easily overlay a virtual protractor on real-world objects or photos. Zoom, rotate, and pan with intuitive gestures to get the exact view you need. Whether you’re tackling DIY projects, woodworking, or academic tasks, this app helps you find precise angles quickly and easily. Features: - Import and overlay images for easy angle measurement - Multi-touch controls for zoom, rotation, and panning - Clean, user-friendly interface designed for quick use on the go Perfect for anyone who needs reliable and precise angle measurement anytime, anywhere.

About

My Screen Protractor

Features
Read full description

Measure angles on your screen with a simple touch. No physical protractor needed — get precise angle measurements anytime, anywhere. 【Touch-Based Angle Measurement】 Tap to set the vertex point, then draw two lines by dragging. The angle is calculated automatically. Intuitive controls make it easy for anyone to use. 【Real-Time Angle Display】 See the angle update in real time as you draw. A visual arc and label clearly show the measured angle with one decimal place precision. 【Clean Grid Background】 A grid overlay helps you align lines and better visualize angles at a glance. 【Dark Mode Support】 Switch to dark mode for comfortable use in any lighting condition. 【Multi-Language Support】 Available in 10 languages including English, Korean, Japanese, Chinese, and more. Perfect for architecture, interior design, DIY projects, math homework, blueprint reading, and any moment you need to measure an angle.

Screenshots

Smart Protractor4 screens
My Screen Protractor3 screens

Verdict

The call

The clearest difference is in-app purchases: My Screen Protractor at none against Smart Protractor's 2. My Screen Protractor also leads on update cadence (weekly vs every 2 weeks) and iOS requirement (13.0 vs 17.2). On price, ads and device support 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. Smart Protractor sells 1 one-off in-app purchase. My Screen Protractor asks for nothing beyond the download.

UpkeepUpdate frequency

Smart Protractor ships an update every 2 weeks, My Screen Protractor weekly. The most recent releases landed on September 11, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 3 level
Smart Protractor versus My Screen Protractor: the parameters behind the verdict, then further details
ParameterSmart ProtractorMy Screen Protractor
PriceFreeFree
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.213.0 — better
Further details — not scored
Size8 MB21 MB
Age rating4+4+
DeveloperJun Yamabemintaek lee

In-app purchases

1 purchases

Smart Protractor

One-time1
  • Remove Ads2 variants$2.99
None

My Screen Protractor

No in-app purchases

Questions

Is Smart Protractor free?
Smart Protractor is free to download, with in-app purchases available.
Is My Screen Protractor free?
My Screen Protractor is free to download, with no in-app purchases.
Do Smart Protractor or My Screen Protractor have ads?
Neither Smart Protractor nor My Screen Protractor shows ads.
Which is updated more often, Smart Protractor or My Screen Protractor?
Smart Protractor ships an update every 2 weeks, and My Screen Protractor weekly. Most recently, Smart Protractor was updated on September 11, 2026 and My Screen Protractor on September 10, 2026.

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