Comparison

Clinometer+ vs Angulus Pro

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

Head to head
About

Clinometer+

This utility app functions as a car inclinometer to help drivers understand road conditions for safer driving. It requires a car phone holder and offers a calibration feature for accurate readings on flat surfaces.

Highlights
  • Car inclinometer
  • Road condition analysis
  • Safe driving aid
  • Calibration feature
  • Easy to use
Features
Read full description

Note: You will need a car phone holder to use with this app. This app helps you to understand road conditions to ensure safe driving. It is easy to use, simply put your phone on a holder and stick it to your car and you are ready to go. The app provides a calibrate button to adjust the readings when your car is on a flat surface.

About

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.

Highlights
  • Precision to 0.01°
  • Four Measurement Modes
  • AI-Powered Camera Overlay
  • Real-Time Analysis
  • Clinical Documentation & Export
  • Progress Tracking
Features
Read full description

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

Clinometer+3 screens
Angulus Pro4 screens

Verdict

The call

The clearest difference is update cadence: Angulus Pro at fortnightly against Clinometer+'s every 2 months. Clinometer+'s advantage is ratings volume (1K vs 26). On price, rating, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Clinometer+ sells 1 one-off in-app purchase 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Clinometer+ against 4.6 for Angulus Pro. That said, the two scores are not equally well evidenced: Clinometer+ has 1K ratings behind it against 26, so its average is the more settled of the two.

UpkeepUpdate frequency

Clinometer+ ships an update every 2 months, Angulus Pro fortnightly. The most recent releases landed on September 27, 2026 and September 22, 2026 respectively.

Scorecard2 real differences · 8 level
Clinometer+ versus Angulus Pro: the parameters behind the verdict, then further details
ParameterClinometer+Angulus Pro
PriceFreeFree
Rating4.5 (1K ratings)4.6 (26 ratings) — better
Positive reviews48.1% of reviews—
Number of ratings1K — better26
Update frequencyEvery 2 monthsFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.6
Further details — not scored
Size16 MB134 MB
Age rating4+4+
DeveloperTue Nguyen MinhYonaga

Customer experience

Clinometer+

All ratings1,017 ratings
Positive88.8%
Neutral4.5%
Negative6.7%
Written reviews27 reviews
Positive48.1%
Neutral3.7%
Negative48.1%

Angulus Pro

All ratings26 ratings
Positive88.5%
Neutral3.8%
Negative7.7%

Bugs and requests

Clinometer+

Reported bugs

2 issues
  • Gave child a virus that searched for pornography
  • Doesn't function at all

Requested features

2 requests
  • Ability to mount at any angle and calibrate
  • Dampened response speed

Angulus Pro

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Clinometer+

One-time1
  • Pro Features$1.99
3 purchases

Angulus Pro

Subscriptions2
  • Angulus Pro Monthly7 Days trial$2.991 Month
  • Angulus Pro Annually$29.991 Year
One-time1
  • Angulus Pro Lifetime$49.99

Questions

Is Clinometer+ free?
Clinometer+ is free to download, with in-app purchases available.
Is Angulus Pro free?
Angulus Pro is free to download, with in-app purchases available.
Which has better reviews, Clinometer+ or Angulus Pro?
Angulus Pro is rated higher. Clinometer+ averages 4.5 out of 5 from 1K ratings, while Angulus Pro averages 4.6 from 26 ratings.
Do Clinometer+ or Angulus Pro have ads?
Neither Clinometer+ nor Angulus Pro shows ads.
Which is updated more often, Clinometer+ or Angulus Pro?
Clinometer+ ships an update every 2 months, and Angulus Pro fortnightly. Most recently, Clinometer+ was updated on September 27, 2026 and Angulus Pro on September 22, 2026.

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