# Back Workout & Posture Fix vs Cronos Academy

The clearest difference is in-app purchases: Cronos Academy at none against Back Workout & Posture Fix's 10. Cronos Academy also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Back Workout & Posture Fix sells 9 in-app purchases, starting at $4.99 per year. Cronos Academy asks for nothing beyond the download.

Back Workout & Posture Fix ships an update every 6 weeks, Cronos Academy monthly. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Back Workout & Posture Fix | Cronos Academy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (22 ratings)](https://appshunter.io/ios/app/back-workout-and-posture-fix/id1534037130/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 152 MB | 111 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ZipoApps](https://appshunter.io/developer/1671444635) | [Bastien Joubert](https://appshunter.io/developer/6796352855) |

## What reviewers say

### Back Workout & Posture Fix

[App page](https://appshunter.io/ios/app/back-workout-and-posture-fix/id1534037130)

This app offers targeted exercises and routines to alleviate back pain, improve posture, and strengthen the spine. It provides personalized workout plans, expert guidance, and progress tracking for a healthier back.

**Highlights:** Alleviate back pain exercises, Posture correction techniques, Spine strengthening routines, Customized workout plans, Video demonstrations, Progress tracking, Daily reminders

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Special annual deal | $4.99 | per year |
| Unlimited Access | $8.99 | per 7 days |
| Monthly subscription | $14.99 | per month |
| Unlimited Access | $19.99 | per year |
| Unlimited Access | $29.99 | per month |
| Unlimited Access | $39.99 | per year |
| Unlimited Access | $49.99 | per year |
| Annual subscription | $49.99 | per year |
| Remove ads forever | $1.99 | one-time |


### Cronos Academy

[App page](https://appshunter.io/ios/app/cronos-academy/id6797100004)

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

**In-app purchases:** none


## Frequently asked questions

### Is Back Workout & Posture Fix free?

Back Workout & Posture Fix is free to download, with in-app purchases available.

### Is Cronos Academy free?

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

### Do Back Workout & Posture Fix or Cronos Academy have ads?

Back Workout & Posture Fix shows ads; Cronos Academy does not.

### Which is updated more often, Back Workout & Posture Fix or Cronos Academy?

Back Workout & Posture Fix ships an update every 6 weeks, and Cronos Academy monthly. Most recently, Back Workout & Posture Fix was updated on November 3, 2026 and Cronos Academy on November 6, 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.*