# Tiny Spines vs Posture AI

The clearest difference is in-app purchases: Tiny Spines at none against Posture AI's 6. Tiny Spines also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Posture AI sells 6 in-app purchases, starting at $3.99 per 7 days. Tiny Spines asks for nothing beyond the download.

Tiny Spines ships an update monthly, Posture AI every 3 weeks. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Tiny Spines | Posture AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (225 ratings)](https://appshunter.io/ios/app/posture-ai-correct-my-posture/id6740040938/reviews)** |
| Number of ratings | — | **225** |
| Positive reviews | — | 43.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 43 MB | 84 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Tiny Spines LLC](https://appshunter.io/developer/1619521016) | [The Wellness Company, Inc.](https://appshunter.io/developer/1674352365) |

## What reviewers say

### Tiny Spines

[App page](https://appshunter.io/ios/app/tiny-spines/id1619521014)

**Features:** macOS Compatibility

**In-app purchases:** none


### Posture AI

[App page](https://appshunter.io/ios/app/posture-ai-correct-my-posture/id6740040938)

Improve your posture with AI-powered analysis and personalized exercises. This app helps identify posture issues from photos and provides tailored routines to alleviate pain and enhance spinal health. Track your progress and achieve better alignment for improved well-being.

**Highlights:** AI-powered posture analysis, Personalized exercise recommendations, Progress tracking and reports, Expert-guided corrections, Home-based exercises

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Monthly | $11.99 | per month |
| 5 Scans | $14.99 | per year |
| Annual | $39.99 | per year |
| Practitioner Mode | $99.99 | per year |
| Posture AI 5 scans | $14.99 | one-time |


## Frequently asked questions

### Is Tiny Spines free?

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

### Is Posture AI free?

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

### Do Tiny Spines or Posture AI have ads?

Neither Tiny Spines nor Posture AI shows ads.

### Which is updated more often, Tiny Spines or Posture AI?

Tiny Spines ships an update monthly, and Posture AI every 3 weeks. Most recently, Tiny Spines was updated on October 6, 2026 and Posture AI on October 12, 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.*