# Slouch vs Shellog

The clearest difference is in-app purchases: Shellog at none against Slouch's 7. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Slouch sells 7 in-app purchases, starting at $9.99 per month. Shellog asks for nothing beyond the download.

Slouch ships an update every 5 days, Shellog every 4 days. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Slouch | Shellog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (24 ratings)](https://appshunter.io/ios/app/slouch-fix-your-posture/id6748627261/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 57 MB | 69 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Sono Ventures, Inc](https://appshunter.io/developer/1826673426) | [Minseo Ko](https://appshunter.io/developer/6805713431) |

## What reviewers say

### Slouch

[App page](https://appshunter.io/ios/app/slouch-fix-your-posture/id6748627261)

Improve your posture and reduce pain with AI-powered analysis and personalized exercise routines. Get a custom plan to stand taller, relieve discomfort, and build better habits for long-term health and confidence.

**Highlights:** AI-powered posture scan, Personalized exercise routines, Targeted pain relief programs, Progress tracking and insights, Beginner-friendly movements, No equipment required

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $9.99 | per month |
| Premium Subscription | $19.99 | per year |
| Premium Subscription | $19.99 | per year |
| Premium Subscription | $19.99 | per year |
| Premium Subscription | $29.99 | per year |
| Premium Subscription | $29.99 | per year |
| Premium Subscription | $29.99 | per year |

**What reviewers like**

- 🚀 Excellent scan feature
- 👍 Easy to use
- 👍 Helpful posture report
- 👍 Personalized program
- 👍 Effective in improving posture


### Shellog

[App page](https://appshunter.io/ios/app/shellog-pilates-and-posture/id6805713429)

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

**In-app purchases:** none


## Frequently asked questions

### Is Slouch free?

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

### Is Shellog free?

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

### Do Slouch or Shellog have ads?

Neither Slouch nor Shellog shows ads.

### Which is updated more often, Slouch or Shellog?

Slouch ships an update every 5 days, and Shellog every 4 days. Most recently, Slouch was updated on October 7, 2026 and Shellog on October 14, 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.*