# Back to Action vs Rapha, Ankylosing Spondylitis

The clearest difference is review sentiment: Rapha, Ankylosing Spondylitis at 100% against Back to Action's 76%. Back to Action's advantage is iOS requirement (7.1 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Back to Action ships an update every 2 months, Rapha, Ankylosing Spondylitis every 6 weeks. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Back to Action | Rapha, Ankylosing Spondylitis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/back-to-action/id470058141/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 76.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 7 MB | 5 MB |
| Requires iOS | **7.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Apache Solutions Ltd](https://appshunter.io/developer/345554764) | [Seung Hyun Lee](https://appshunter.io/developer/1742513046) |

## What reviewers say

### Back to Action

[App page](https://appshunter.io/ios/app/back-to-action/id470058141)

This application offers tailored exercise programs for individuals with Ankylosing Spondylitis (AS). Developed by physiotherapists, it provides guidance on mobility, cardiovascular health, strength, flexibility, and breathing exercises.

**Highlights:** Ankylosing Spondylitis specific exercises, Mobility, cardio, strength, flexibility, breathing, Developed by physiotherapists, Information for gym personnel, Suitable for home or gym use

**Features:** macOS Compatibility

**In-app purchases:** none


### Rapha, Ankylosing Spondylitis

[App page](https://appshunter.io/ios/app/rapha-ankylosing-spondylitis/id6499498701)

Track your symptoms, medication, and lab results for Ankylosing Spondylitis. Visualize pain areas and review your health history through a calendar overview to better communicate with your doctor.

**Highlights:** Record pain areas visually, Track medication intake, Log lab results, Calendar overview of health history, Symptom and medicine logging

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Back to Action free?

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

### Is Rapha, Ankylosing Spondylitis free?

Rapha, Ankylosing Spondylitis is free to download, with no in-app purchases.

### Do Back to Action or Rapha, Ankylosing Spondylitis have ads?

Neither Back to Action nor Rapha, Ankylosing Spondylitis shows ads.

### Which is updated more often, Back to Action or Rapha, Ankylosing Spondylitis?

Back to Action ships an update every 2 months, and Rapha, Ankylosing Spondylitis every 6 weeks. Most recently, Back to Action was updated on October 9, 2026 and Rapha, Ankylosing Spondylitis 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.*