# SpinalTech3D Scan vs P&O Comet

The clearest difference is rating: SpinalTech3D Scan at 5.0 against P&O Comet's 4.0. P&O Comet's advantage is iOS requirement (11.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SpinalTech3D Scan holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 6 and 3 respectively.

SpinalTech3D Scan ships an update every 3 months, P&O Comet every 4 months. Both last shipped on October 7, 2026.

## The numbers

| Metric | SpinalTech3D Scan | P&O Comet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/spinaltech3d-scan/id1441661271/reviews)** | [4.0 (3 ratings)](https://appshunter.io/ios/app/p-and-o-comet/id1583880880/reviews) |
| Number of ratings | **6** | 3 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 133 MB | 69 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [TechMed 3D](https://appshunter.io/developer/964196047) | [Orthocare Innovations, LLC](https://appshunter.io/developer/933092924) |

## What reviewers say

### SpinalTech3D Scan

[App page](https://appshunter.io/ios/app/spinaltech3d-scan/id1441661271)

This application facilitates the creation of custom spinal orthoses by enabling practitioners to capture 3D scans of patients. It allows for the integration of images, anatomical landmark annotations, and detailed instructions, streamlining the ordering process for custom spinal and scoliosis orthometry forms.

**Highlights:** 3D scanning with Structure SDK/TrueDepth camera, Capture and annotate images with anatomical landmarks, Integrate practitioner instructions and custom forms, Generate electronic files for custom orthosis orders, Seamless integration with iPad and Structure Scanner

**Features:** macOS Compatibility

**In-app purchases:** none


### P&O Comet

[App page](https://appshunter.io/ios/app/p-and-o-comet/id1583880880)

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.

**Highlights:** Library of 15 clinical outcome measures, Standardized test administration, Immediate PDF results, Printable/exportable reports, Supports patient electronic health records, Multi-lingual support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SpinalTech3D Scan free?

SpinalTech3D Scan is free to download, with no in-app purchases.

### Is P&O Comet free?

P&O Comet is free to download, with no in-app purchases.

### Which has better reviews, SpinalTech3D Scan or P&O Comet?

SpinalTech3D Scan is rated higher. SpinalTech3D Scan averages 5.0 out of 5 from 6 ratings, while P&O Comet averages 4.0 from 3 ratings.

### Do SpinalTech3D Scan or P&O Comet have ads?

Neither SpinalTech3D Scan nor P&O Comet shows ads.

### Which is updated more often, SpinalTech3D Scan or P&O Comet?

SpinalTech3D Scan ships an update every 3 months, and P&O Comet every 4 months. Most recently, SpinalTech3D Scan was updated on October 7, 2026 and P&O Comet on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*