# Spine vs ProAxis Setups

The clearest difference is in-app purchases: ProAxis Setups at none against Spine's 1. ProAxis Setups also leads on update cadence (every 5 weeks vs every 26 months) and device support (3 vs 1). Spine's advantage is ratings volume (59 vs 2). On price, rating and ads there is nothing between them.

Both are free to download. Spine sells 1 in-app purchase, starting at $1.99 per year. ProAxis Setups asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Spine against 5.0 for ProAxis Setups. That said, the two scores are not equally well evidenced: Spine has 59 ratings behind it against 2, so its average is the more settled of the two.

Spine ships an update every 26 months, ProAxis Setups every 5 weeks. The most recent releases landed on October 5, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Spine | ProAxis Setups |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (59 ratings)](https://appshunter.io/ios/app/spine-whats-the-data/id934859379/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/proaxis-setups/id1299528499/reviews)** |
| Number of ratings | **59** | 2 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 5 weeks** |
| Monetization | Subscription | **Free** |
| Size | 20 MB | 28 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Limbix LLC](https://appshunter.io/developer/490505327) | [Mizuho OSI](https://appshunter.io/developer/519921137) |

## What reviewers say

### Spine

[App page](https://appshunter.io/ios/app/spine-whats-the-data/id934859379)

Access essential medical literature and randomized trials in an easy-to-read format. This subscription-based service provides immediate access to updated content, helping medical professionals and students quickly review key studies and enhance their knowledge.

**Highlights:** Review seminal studies quickly, Server-based platform for immediate updates, Annual subscription service, Covers surgical and non-surgical management, Citation information for further study, Updated every 1-3 months

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $1.99 | per year |


### ProAxis Setups

[App page](https://appshunter.io/ios/app/proaxis-setups/id1299528499)

This application provides simplified setup instructions for a specialized spinal surgery table. It includes visual references, component installation guides, and procedure-specific setup instructions for healthcare professionals. Users must understand the owner's manual before operating the device.

**Highlights:** Simplified setup instructions, Visual references, Component installation guides, Procedure setup instructions, Table features overview, Storage and component details

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spine free?

Spine is free to download, with in-app purchases available.

### Is ProAxis Setups free?

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

### Which has better reviews, Spine or ProAxis Setups?

ProAxis Setups is rated higher. Spine averages 4.9 out of 5 from 59 ratings, while ProAxis Setups averages 5.0 from 2 ratings.

### Do Spine or ProAxis Setups have ads?

Neither Spine nor ProAxis Setups shows ads.

### Which is updated more often, Spine or ProAxis Setups?

Spine ships an update every 26 months, and ProAxis Setups every 5 weeks. Most recently, Spine was updated on October 5, 2026 and ProAxis Setups on October 4, 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.*