# SitTall vs Posture Scan & Evaluation

The clearest difference is in-app purchases: SitTall at none against Posture Scan & Evaluation's 2. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Posture Scan & Evaluation sells 2 in-app purchases, starting at $4.99 per 7 days. SitTall asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for SitTall against 5.0 for Posture Scan & Evaluation. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SitTall | Posture Scan & Evaluation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/sittall-posture-correction/id6758161806/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/posture-scan-and-evaluation/id6759720625/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 2 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kisoo Kim](https://appshunter.io/developer/1871256161) | [Brite Technologies](https://appshunter.io/developer/1620922833) |

## What reviewers say

### SitTall

[App page](https://appshunter.io/ios/app/sittall-posture-correction/id6758161806)

This app uses your device's camera and AI to detect and correct poor posture in real-time. It offers customizable alerts and privacy-focused operation, helping you build healthier habits and reduce discomfort from prolonged sitting.

**Highlights:** Real-time posture detection with AI, Customizable sensitivity and alert types, Adjustable alert delay and interval, Front camera support, 100% private, no data leaves device, Posture calibration

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

**In-app purchases:** none


### Posture Scan & Evaluation

[App page](https://appshunter.io/ios/app/posture-scan-and-evaluation/id6759720625)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is SitTall free?

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

### Is Posture Scan & Evaluation free?

Posture Scan & Evaluation is free to download, with in-app purchases available.

### Which has better reviews, SitTall or Posture Scan & Evaluation?

SitTall and Posture Scan & Evaluation are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do SitTall or Posture Scan & Evaluation have ads?

Neither SitTall nor Posture Scan & Evaluation shows ads.

### Which is updated more often, SitTall or Posture Scan & Evaluation?

SitTall ships an update every 3 weeks, and Posture Scan & Evaluation every 3 weeks. Most recently, SitTall was updated on October 8, 2026 and Posture Scan & Evaluation on October 24, 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.*