Comparison

Angles vs RehabKit

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

Head to head
About

Angles

This tool allows users to measure angles within videos, either captured live or imported from their library. It supports frame-by-frame analysis and exporting data for further calculations. Designed for rehabilitation professionals.

Highlights
  • Measure angles in videos
  • Capture or import video
  • Frame-by-frame video analysis
  • Point selection and manipulation
  • Export data to spreadsheet (.xlsx)
  • Adjustable angle label display
Features
Read full description

This goniometer tool can be used to measure angles at various times in a video. Designed for rehabilitation professionals. Features: • Capture new videos or import existing videos from your library • Step frame-by-frame through a video, or drag the slider to seek to a specific time • Select points and drag them into place • Lines and angle measurements automatically appear, connecting the points • Repeat with more frames, points, and angles • Export to spreadsheet (.xlsx format) for further calculations and analysis (note that there are multiple worksheets - one with raw point coordinates, and one with angle measurements) Make sure to capture your video directly perpendicular to your subject, with the camera level in all planes, and without panning the camera. The display of angle labels can be turned on/off in the app's preferences, found in the Settings app. App developer: Nathaniel J. Cochran, in collaboration with Regina Harbourne Supported by Duquesne University, Physical Therapy Dept. in the Rangos School of Health Sciences Developed in part to support a grant from the Institute of Education Sciences, US Dept. of Education

About

RehabKit

This app provides physical therapists and trainers with a suite of tools for timing, measurement, analysis, and clinical calculations. It also offers access to curated research and clinical resources, streamlining the assessment-to-action workflow.

Highlights
  • Timing tools (Tempo, Tabata, Metronome)
  • Measurement and motion analysis
  • Clinical calculators
  • Curated research feeds
  • Clinical practice guidelines
  • Background execution
  • Live Activities support
Read full description

RehabKit – Precision Tools for Rehab & Performance RehabKit is a comprehensive toolkit built for physical therapists, athletic trainers, strength coaches, and performance professionals. Designed for real-world use, it brings together timing, measurement, analysis, clinical calculators, and research - all in one seamless workflow. Whether you’re in the clinic, on the field, or in the gym, RehabKit helps you move faster from assessment to action with precision and confidence. All the Tools You Need. One App. Timing Tools for Real Training Flow Tempo, Tabata, EMOM, Metronome, Timer, and Playlist tools give you complete control over session structure. - Audio cues, haptics, and voice support - Live Activities (Dynamic Island + Lock Screen) - Background execution so your session never stops - Fast setup with saved preferences - Wirelessly transfer Playlists to/from your clients Measurement & Motion Analysis Turn your device into a powerful assessment tool. - Inclinometer (digital goniometer) - Rotation (multi-axis movement tracking) - Cadence (real-time step rate) - Motion Analysis with video + pose detection Capture objective data where it matters most. Clinical Calculators Fast, repeatable calculations designed for real sessions: - Heart Rate Reserve (HRR) training zones - One-Rep Max (1RM) predictions (multiple formulas) - Recovery analysis - Limb symmetry comparisons Research That Stays Relevant Stay current without extra effort. - Curated feeds from leading rehab journals (JOSPT, BJSM, AJSM, and more) - Article summaries with images - Offline access for use anywhere Clinical Resources Built In Access evidence-based care instantly: - Clinical Practice Guidelines (CPGs) with summaries - Clinical Prediction Rules (CPRs) - Built-in viewers with fast navigation No switching apps. No lost time. Designed for How You Actually Work - Clean, fast navigation across all tools - Deep linking for instant access (even from widgets) - Customizable settings, audio, and feedback - Guided onboarding with in-app tutorials - Built for real sessions - not just demos Built on a Professional Foundation RehabKit is engineered with modern iOS frameworks for reliability and performance: - Sensor-driven measurement tools (CoreMotion) - High-precision audio timing engine - Real-time video analysis - Seamless subscription and trial experience Free Trial Download RehabKit and explore all features with a limited free trial before subscribing. Subscription Options Unlock full access with flexible options: - Monthly - Yearly - One-time purchase Subscriptions include: - Ongoing updates and enhancements - Access to new tools as they are released - Performance improvements and fixes Subscription Details - Payment will be charged to your Apple ID account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period - Your account will be charged for renewal within 24 hours prior to the end of the current period - You can manage subscriptions in your Account Settings after purchase - Any unused portion of a free trial will be forfeited upon subscription purchase EULA/Terms of Use: http://www.apple.com/legal/itunes/appstore/dev/stdeula Privacy Policy: https://rehabkit.app/app-privacy-policy RehabKit isn’t just a collection of tools—it’s a complete system for modern rehab and performance. Measure better. Move faster. Deliver results. Medical Disclaimer In addition to using this app, always consult with a physician or qualified healthcare provider before making medical decisions.

Screenshots

Angles4 screens
RehabKit4 screens

Verdict

The call

The clearest difference is review sentiment: RehabKit at 100% against Angles's 27%. RehabKit also leads on price (Free vs $0.99) and rating (5.0 vs 4.2). Angles's advantage is in-app purchases (none vs 3) and iOS requirement (9.3 vs 26.0). On 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

RehabKit is free to download; Angles costs $0.99 up front. RehabKit sells 3 in-app purchases, starting at $12.99 per month. Angles asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

RehabKit holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: RehabKit has 82 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 27% of Angles's written reviews are positive against 100% of RehabKit's.

UpkeepUpdate frequency

Angles ships an update every 4 months, RehabKit every 9 days. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

Scorecard8 real differences · 2 level
Angles versus RehabKit: the parameters behind the verdict, then further details
ParameterAnglesRehabKit
Price$0.99Free — better
Rating4.2 (5 ratings)5.0 (82 ratings) — better
Positive reviews26.7% of reviews100.0% of reviews — better
Number of ratings582 — better
Update frequencyEvery 4 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.3 — better26.0
Further details — not scored
Size22 MB139 MB
Age rating4+12+
DeveloperNathaniel CochranSchumacher Physical Therapy and Performance

Customer experience

Angles

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews15 reviews
Positive26.7%
Neutral6.7%
Negative66.7%

RehabKit

All ratings82 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews15 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Angles

No in-app purchases

3 purchases

RehabKit

Subscriptions2
  • Clinical Suite (1-month)7 Days trial$12.991 Month
  • Clinical Suite (1-year)7 Days trial$79.991 Year
One-time1
  • Clinical Suite (Lifetime)$249.99

Questions

Is Angles free?
Angles costs $0.99, with no in-app purchases.
Is RehabKit free?
RehabKit is free to download, with in-app purchases available.
Which has better reviews, Angles or RehabKit?
RehabKit is rated higher. Angles averages 4.2 out of 5 from 5 ratings, while RehabKit averages 5.0 from 82 ratings.
Do Angles or RehabKit have ads?
Neither Angles nor RehabKit shows ads.
Which is updated more often, Angles or RehabKit?
Angles ships an update every 4 months, and RehabKit every 9 days. Most recently, Angles was updated on November 2, 2026 and RehabKit on November 6, 2026.

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