Protractor (Angle measurement) vs Angle Finder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Protractor (Angle measurement)
Measure angles of objects using your device's camera. This utility app acts as a digital protractor, allowing you to accurately determine angles in real-world scenarios. Perfect for when a physical protractor is unavailable.
- Camera-based angle measurement
- Digital protractor functionality
- Measure angles of objects
- Real-world angle determination
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You are there when you need a protractor? Here is the absence of a protractor, try using a protractor app. You can measure the angle of the object is reflected in the camera protractor. Try using a protractor protractor various apps, app.
Angle Finder
Measure angles directly on your device using your camera or photos. This tool offers a digital protractor and the ability to place points on images to calculate angles. Results can be saved or shared as PNG screenshots.
- Measure angles with three draggable points
- Digital screen protractor
- Measure angles over photos
- Camera preview for real-world measurements
- Save and share PNG screenshots
- Local-first workflow
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Turn your iPhone or iPad into a digital protractor. Check angles in the camera view, measure over a photo, or use the on-screen protractor for quick geometry and DIY tasks. THREE WAYS TO MEASURE • Camera: position three draggable points over the angle you want to check. • Photo: choose an image from your library and adjust the measurement points. • Measure: move the protractor pointer and read the angle and its supplementary angle in degrees. KEEP THE RESULT Use fullscreen for a larger view. Lock a measurement or enable angle snapping when needed. Save a PNG measurement image to your photo library, or share it through the system share sheet. MADE FOR EVERYDAY ANGLE CHECKS Useful for geometry homework, classroom examples, diagrams, crafts, woodworking and visual checks during DIY planning. CHOOSE YOUR LANGUAGE The interface supports English, French, German, Spanish, Portuguese, Arabic, Japanese, Korean, Russian, Simplified Chinese and Traditional Chinese. Switch languages from the top-right language button; your choice is saved. LOCAL PHOTO PROCESSING No account is required. Photos and measurement images are processed on your device. Sharing only happens when you choose to share. The app contains ads. An optional one-time in-app purchase removes ads; no subscription is required. Measurement accuracy depends on point placement and image perspective. This app is for visual reference, not a replacement for calibrated tools in safety-critical or professional measurements. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Angle Finder at 5.0 against Protractor (Angle measurement)'s 3.6. Angle Finder also leads on update cadence (every 2 weeks vs every 5 weeks). Protractor (Angle measurement)'s advantage is in-app purchases (none vs 1) and ratings volume (10 vs 1). On price, ads, monetization model 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
Both are free to download. Angle Finder sells 1 one-off in-app purchase. Protractor (Angle measurement) asks for nothing beyond the download.
Angle Finder holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Protractor (Angle measurement) has 10 ratings behind it against 1, so its average is the more settled of the two.
Protractor (Angle measurement) ships an update every 5 weeks, Angle Finder every 2 weeks. The most recent releases landed on November 1, 2026 and October 28, 2026 respectively.
| Parameter | Protractor (Angle measurement) | Angle Finder |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (10 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 68.1% of reviews | — |
| Number of ratings | 10 — better | 1 |
| Update frequency | Every 5 weeks | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 7 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | EONSOFT | 侃 黄 |
Customer experience
Protractor (Angle measurement)
Angle Finder
Bugs and requests
Protractor (Angle measurement)
Reported bugs
8 issues- Camera is always blurry
- Ads cover buttons
- App is a ghost app, cannot open
- Time limit makes it unusable
- Measures only in radians (free)
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- Protractor over camera view, no needle/indication
- App is difficult to use
- Hard to hold still without tripod
Requested features
10 requests- Ability to freeze image
- Ability to use photos for measurement
- Upload a still image and overlay protractor
- Improve accuracy with shaky hands
- Add option to take a picture and measure
Show 5 moreShow fewer
- Stabilize the camera
- Make numbers easier to read
- Remove time limit on free version
- Allow measurement in degrees for free
- Delete purchase history
Angle Finder
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Protractor (Angle measurement)
No in-app purchases
Angle Finder
- Remove Ads$4.99
Questions
Is Protractor (Angle measurement) free?
Is Angle Finder free?
Which has better reviews, Protractor (Angle measurement) or Angle Finder?
Do Protractor (Angle measurement) or Angle Finder have ads?
Which is updated more often, Protractor (Angle measurement) or Angle Finder?
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