# I POSTURE vs Mirror Delay

The clearest difference is in-app purchases: I POSTURE at none against Mirror Delay's 2. I POSTURE also leads on iOS requirement (14.0 vs 17.0). Mirror Delay's advantage is update cadence (every 6 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Mirror Delay sells 2 in-app purchases, starting at $3.99 per month. I POSTURE asks for nothing beyond the download.

I POSTURE ships an update every 3 weeks, Mirror Delay every 6 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | I POSTURE | Mirror Delay |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 91.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 148 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [chulwon Kim](https://appshunter.io/developer/1758245077) | [Kaoru Okamoto](https://appshunter.io/developer/6771668859) |

## What reviewers say

### I POSTURE

[App page](https://appshunter.io/ios/app/i-posture-ai-and/id6736387040)

This app uses AI motion recognition to analyze your body shape and provide personalized posture correction and exercise solutions. It helps manage children's posture and growth, alleviate pain from long work hours, and offers tailored fitness plans for weight loss.

**Highlights:** AI motion recognition body analysis, Personalized posture correction solutions, Customized exercise plans, Body balance assessment, Skeletal simulation, Progress tracking

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

**In-app purchases:** none


### Mirror Delay

[App page](https://appshunter.io/ios/app/mirror-delay/id6771668856)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mirror Delay Plus Monthly | $3.99 | per month |
| Mirror Delay Plus Yearly | $29.99 | per year |


## Frequently asked questions

### Is I POSTURE free?

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

### Is Mirror Delay free?

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

### Do I POSTURE or Mirror Delay have ads?

Neither I POSTURE nor Mirror Delay shows ads.

### Which is updated more often, I POSTURE or Mirror Delay?

I POSTURE ships an update every 3 weeks, and Mirror Delay every 6 days. Most recently, I POSTURE was updated on October 27, 2026 and Mirror Delay 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.*