# CobbAngleApp vs BackSCNR

The clearest difference is review sentiment: BackSCNR at 100% against CobbAngleApp's 33%. BackSCNR also leads on price (Free vs $5.99) and rating (5.0 vs 1.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

BackSCNR is free to download; CobbAngleApp costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BackSCNR holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 33% of CobbAngleApp's written reviews are positive against 100% of BackSCNR's.

CobbAngleApp ships an update every 10 months, BackSCNR every 2 months. The most recent releases landed on October 7, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | CobbAngleApp | BackSCNR |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/cobbangleapp/id1338225107/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/backscnr/id1629230768/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 42 MB |
| Requires iOS | 17.0 | **15.4** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [ORTHOPRACTIS.COM SINGLE MEMBER P.C.](https://appshunter.io/developer/1286360877) | [BackSCNR Inc.](https://appshunter.io/developer/1629230770) |

## What reviewers say

### CobbAngleApp

[App page](https://appshunter.io/ios/app/cobbangleapp/id1338225107)

This medical software assists orthopedic surgeons in accurately measuring spinal deformities from X-ray images. It simplifies the process of calculating Cobb angles, categorizing scoliosis severity, and monitoring treatment progress. The app offers advanced features to minimize measurement errors and save results for later review.

**Highlights:** Import medical images, Calculate Cobb angles by marking points, Categorize scoliosis severity, Extended measurement mode, Save measurements and results, Independent of image inclination

**In-app purchases:** none


### BackSCNR

[App page](https://appshunter.io/ios/app/backscnr/id1629230768)

This radiation-free tool uses surface topography to screen and monitor scoliosis in adolescents. It captures 3D torso scans, analyzes asymmetries, and estimates curve angles to support clinical decision-making.

**Highlights:** Radiation-free scoliosis screening, 3D torso capture with TrueDepth or Structure Sensor, Asymmetry analysis and curve angle estimation, Supports clinical decision-making, Rapid analysis via secure web platform

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CobbAngleApp free?

CobbAngleApp costs $5.99, with no in-app purchases.

### Is BackSCNR free?

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

### Which has better reviews, CobbAngleApp or BackSCNR?

BackSCNR is rated higher. CobbAngleApp averages 1.0 out of 5 from 1 ratings, while BackSCNR averages 5.0 from 2 ratings.

### Do CobbAngleApp or BackSCNR have ads?

Neither CobbAngleApp nor BackSCNR shows ads.

### Which is updated more often, CobbAngleApp or BackSCNR?

CobbAngleApp ships an update every 10 months, and BackSCNR every 2 months. Most recently, CobbAngleApp was updated on October 7, 2026 and BackSCNR on September 23, 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.*