Protractor for Angle Measuring vs Angulus Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Protractor for Angle Measuring
Transform your iPhone into a precision angle measuring tool. Easily measure angles in real-time using touch or camera modes, and even analyze angles in existing photos. Customize your tools for a seamless experience.
- Real-time angle measurement
- Touch and camera modes
- Measure angles in photos
- Simultaneous unlimited angle measurement
- Tool color customization
- Plumb bob pendulum for tilt
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Your pocket angle expert! Transform your iPhone into a precision tool for real-time angle measurement. Simply tap, snap, and assess angles effortlessly with our intuitive touch and camera modes. Measure unlimited angles simultaneously, customize tools, and enjoy the perfect blend of accuracy and simplicity. Ideal for architects or anyone seeking quick, reliable measurements. Embrace the power of Protractor for fast, on-the-go angle assessments! Key Features: • Touch Measure: Tap the screen to set angles (use the camera view). • Plumb Bob Pendulum: Perfect for determining tilt (calibrate for accuracy). • Angle Measurement in Photos and from Camera. • Simultaneous Measurement of Unlimited Angles. • Tool Color Customization for Visual Convenience. Privacy Policy: https://appliks.com/privacy-policy Terms of Use: https://appliks.com/terms-of-use
Angulus Pro
This app provides professional-grade angle measurements for clinical and personal use. It offers high precision, multiple measurement modes, and AI-powered camera assistance for accurate assessments and progress tracking.
- Precision to 0.01°
- Four Measurement Modes
- AI-Powered Camera Overlay
- Real-Time Analysis
- Clinical Documentation & Export
- Progress Tracking
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Angulus Pro: Clinically Validated Angle Measurement Trusted by researchers worldwide with 40+ peer-reviewed publications. Angulus Pro delivers professional-grade angle measurements validated in leading medical journals: • Journal of Medical Internet Research • Journal of Clinical Orthopaedics and Trauma • Journal of Neuromuscular Diseases → Learn more: https://www.yonaga.app/angulus/research Research Validated • 40 published studies using Angulus (2021-2026) • 3,000+ patients assessed by researchers • Validated against gold-standard goniometry • Applied in orthopedics, rehabilitation, neurology, and sports medicine Key Features • Precision to 0.01°: Professional accuracy for clinical assessments • Four Measurement Modes: V, W, X, and N modes for ROM, fractures, and specialized angles • AI-Powered Camera: Overlay technology for precise alignment • Real-Time Analysis: Instant measurements from camera or photo library • Clinical Documentation: Add annotations and export reports • Progress Tracking: Monitor improvement over time Professional Applications • Joint range of motion (ROM) • Hallux valgus and deformity angles • Fracture assessment • Postural analysis • Telehealth assessments For Patients and Non-Clinical Users • Track rehabilitation progress • Share measurements with providers • Sports performance analysis Privacy Policy: https://www.yonaga.app/angulus/privacy Terms of Use (EULA): Yonaga - https://yonaga.app/angulus/terms Apple - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: Angulus Pro at none against Protractor for Angle Measuring's shown. Protractor for Angle Measuring's advantage is ratings volume (1K vs 26). On price, rating, update cadence 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
Both are free to download. Protractor for Angle Measuring sells 5 in-app purchases, starting at $0.99 per 7 days and Angulus Pro sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.5 for Protractor for Angle Measuring against 4.6 for Angulus Pro. That said, the two scores are not equally well evidenced: Protractor for Angle Measuring has 1K ratings behind it against 26, so its average is the more settled of the two.
Protractor for Angle Measuring ships an update every 2 weeks, Angulus Pro fortnightly. The most recent releases landed on September 30, 2026 and September 22, 2026 respectively.
| Parameter | Protractor for Angle Measuring | Angulus Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (1K ratings) | 4.6 (26 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1K — better | 26 |
| Update frequency | Every 2 weeks | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 112 MB | 134 MB |
| Age rating | 4+ | 4+ |
| Developer | AppLiks Sp. z O.O. | Yonaga |
Customer experience
Protractor for Angle Measuring
Angulus Pro
Bugs and requests
Protractor for Angle Measuring
Reported bugs
2 issues- Protractor tool is hard to use and requires multiple tries
- Angle measurements do not match real-world angles
Requested features
3 requests- Add more instructions and guidance for using the protractor tool
- Improve the zoom functionality when measuring angles in photos
- Enhance the accuracy of angle measurements
Angulus Pro
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Protractor for Angle Measuring
- Weekly Access$0.997 Days
- Weekly Access with Trial3 Days trial$1.997 Days
- Weekly Access$1.997 Days
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- Yearly Access$3.991 Year
- Yearly Access$4.991 Year
Angulus Pro
- Angulus Pro Monthly7 Days trial$2.991 Month
- Angulus Pro Annually$29.991 Year
- Angulus Pro Lifetime$49.99
Questions
Is Protractor for Angle Measuring free?
Is Angulus Pro free?
Which has better reviews, Protractor for Angle Measuring or Angulus Pro?
Do Protractor for Angle Measuring or Angulus Pro have ads?
Which is updated more often, Protractor for Angle Measuring or Angulus Pro?
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