Proteor Scan vs P&O Comet
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Proteor Scan
Perform real-time 3D orthopedic scans and add multiple images to each project. Share files with collaborators and design custom trunks, seats, and legs using measurements. Requires a Structure sensor.
- Real-time 3D scanning
- Add multiple pictures per project
- Share files with collaborators
- Store up to 30 scans
- Design trunks, seats, and legs
- Supports Structure and TrueDepth sensors
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This orthopedic application allows you to : - Real time 3D scanning - Adding one more pictures on each project - Sending and sharing you files with other collaborator - Store in your device up to 30 scan - Design trunks / seats / legs using measurement - Structure sensor & TrueDepth supported A Structure sensor is required Privacy Policy: https://orten.proteor.com/personal_data_policy_3dcam
P&O Comet
This application offers a digital toolkit for clinicians and users of prosthetics and orthotics. It provides a standardized way to select, administer, and receive immediate results for clinical outcome measures, generating printable PDFs for patient records and evidence-based care.
- Library of 15 clinical outcome measures
- Standardized test administration
- Immediate PDF results
- Printable/exportable reports
- Supports patient electronic health records
- Multi-lingual support
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The Clinical Outcome Measures Electronic Toolkit (COMET) provides a library of fifteen useful clinical outcome measures for prosthesis and orthosis (P&O) users and clinicians. COMET simplifies and standardizes the use of outcome measures for daily clinical practice by enabling practitioners to easily select the appropriate measure, administer the test(s), and immediately receive the results as a printable/exportable PDF document to inform evidence-based clinical care and to be included in the patient’s electronic health record. © 2021-2023 Orthocare Innovations, LLC. Development of this application was supported by Center for O&P Learning (COPL) pilot grants, funded by the American Orthotic and Prosthetic Association (AOPA), in addition to internal research and development support from Orthocare Innovations, LLC. Multi-lingual support in COMET was supported by the National Institute On Minority Health And Health Disparities of the National Institutes of Health under Award Number R43MD018240. The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health.
Screenshots
Verdict
The clearest difference is update cadence: Proteor Scan at monthly against P&O Comet's every 4 months. Proteor Scan also leads on rating (4.2 vs 4.0) and ratings volume (10 vs 3). P&O Comet's advantage is iOS requirement (11.0 vs 16.0). On price, ads, in-app purchases and monetization model 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.
Proteor Scan holds the better App Store score, 4.2 against 4.0. Both are backed by a comparable volume of ratings — 10 and 3 respectively.
Proteor Scan ships an update monthly, P&O Comet every 4 months. Both last shipped on October 7, 2026.
| Parameter | Proteor Scan | P&O Comet |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (10 ratings) — better | 4.0 (3 ratings) |
| Number of ratings | 10 — better | 3 |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 445 MB | 69 MB |
| Age rating | 17+ | 4+ |
| Developer | Proteor | Orthocare Innovations, LLC |
Customer experience
Proteor Scan
P&O Comet
In-app purchases
Proteor Scan
No in-app purchases
P&O Comet
No in-app purchases









