Protractor (Angle measurement) vs Cyclone Calculator
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.
Cyclone Calculator
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A calculator for calculate the maximum sustained winds speed and gusts speed of tropical cyclones in Pacific, Indian and Atlantic Oceans. App Features: Convert knot, km/h and m/s Units. Automatically Calculate Gust Wind Speeds. Shows Tropical Cyclone Categories in Pacific Ocean. Shows Tropical Cyclone Categories in Atlantic Ocean. Shows Tropical Cyclone Categories in Indian Ocean. No Internet Required, You can use anywhere.
Screenshots
Verdict
The clearest difference is ads: Cyclone Calculator at none against Protractor (Angle measurement)'s shown. On price, update cadence, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Protractor (Angle measurement) ships an update every 5 weeks, Cyclone Calculator every 6 weeks. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.
| Parameter | Protractor (Angle measurement) | Cyclone Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (10 ratings) — better | — |
| Positive reviews | 68.1% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 5 weeks — better | Every 6 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 7 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | EONSOFT | Peerawat Chotikanokrat |
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
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- Stabilize the camera
- Make numbers easier to read
- Remove time limit on free version
- Allow measurement in degrees for free
- Delete purchase history
Cyclone Calculator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Protractor (Angle measurement)
No in-app purchases
Cyclone Calculator
No in-app purchases
Questions
Is Protractor (Angle measurement) free?
Is Cyclone Calculator free?
Do Protractor (Angle measurement) or Cyclone Calculator have ads?
Which is updated more often, Protractor (Angle measurement) or Cyclone Calculator?
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