# SagittalBalanceApp vs CNS+

The clearest difference is price: CNS+ at Free against SagittalBalanceApp's $8.99. CNS+ also leads on rating (5.0 vs 3.0) and update cadence (every 4 months vs every 10 months). On ads, in-app purchases and device support there is nothing between them.

CNS+ is free to download; SagittalBalanceApp costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CNS+ holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

SagittalBalanceApp ships an update every 10 months, CNS+ every 4 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SagittalBalanceApp | CNS+ |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/sagittalbalanceapp/id1353114137/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/cns-plus/id1580882992/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 116 MB |
| Requires iOS | 15.4 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [ORTHOPRACTIS.COM SINGLE MEMBER P.C.](https://appshunter.io/developer/1286360877) | [Congress of Neurological Surgeons](https://appshunter.io/developer/551149057) |

## What reviewers say

### SagittalBalanceApp

[App page](https://appshunter.io/ios/app/sagittalbalanceapp/id1353114137)

This medical app assists orthopedic surgeons by providing tools to analyze spinal alignment from X-ray images. It calculates key radiographic parameters, categorizes imbalance severity, and saves results for review and research. It streamlines the measurement process, offering a more convenient alternative to manual methods.

**Highlights:** Import medical images, Calculate radiographic parameters (PI, SS, PT, LL, etc.), Categorize spinal imbalance severity, Save and export measurement data, Calculate vertebral centroids, Compare measurements to reference databases

**Features:** Vision Pro support

**In-app purchases:** none


### CNS+

[App page](https://appshunter.io/ios/app/cns-plus/id1580882992)

Access a comprehensive collection of neurological surgery educational resources, including guidelines, publications, and courses. Manage your professional development with features like 'My Education' and 'My CME'.

**Highlights:** CNS Guidelines access, CNS Publications access, My Education & My CME integration, Case of the Month, Neurosurgery Watch, Podcasts, Courses & Webinars

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SagittalBalanceApp free?

SagittalBalanceApp costs $8.99, with no in-app purchases.

### Is CNS+ free?

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

### Which has better reviews, SagittalBalanceApp or CNS+?

CNS+ is rated higher. SagittalBalanceApp averages 3.0 out of 5 from 1 ratings, while CNS+ averages 5.0 from 4 ratings.

### Do SagittalBalanceApp or CNS+ have ads?

Neither SagittalBalanceApp nor CNS+ shows ads.

### Which is updated more often, SagittalBalanceApp or CNS+?

SagittalBalanceApp ships an update every 10 months, and CNS+ every 4 months. Most recently, SagittalBalanceApp was updated on October 7, 2026 and CNS+ on October 8, 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.*