# PostureCHECKER vs KIZMU

The clearest difference is in-app purchases: PostureCHECKER at none against KIZMU's 6. PostureCHECKER also leads on iOS requirement (15.0 vs 17.0). KIZMU's advantage is update cadence (every 2 months vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. KIZMU sells 6 in-app purchases, starting at $1.99 per month. PostureCHECKER asks for nothing beyond the download.

PostureCHECKER ships an update every 6 months, KIZMU every 2 months. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PostureCHECKER | KIZMU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (3 ratings)](https://appshunter.io/ios/app/posturechecker-s/id917118876/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 2 MB | 22 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Medic Engineering K.K.](https://appshunter.io/developer/917118875) | [Ichi Shimohira](https://appshunter.io/developer/1882269948) |

## What reviewers say

### PostureCHECKER

[App page](https://appshunter.io/ios/app/posturechecker-s/id917118876)

Analyze your body's posture by taking a side-view photo. The app guides you to place markers on key points to assess alignment. It helps identify if your posture is straight but cannot diagnose medical conditions.

**Highlights:** Side-view photo analysis, Marker placement for key body points, Posture alignment assessment, Guidance on correct marker positioning, Identification of straight posture

**In-app purchases:** none


### KIZMU

[App page](https://appshunter.io/ios/app/kizmu/id6760006505)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム月額 | $1.99 | per month |
| KIZMU Pro Monthly (Legacy) | $2.99 | per month |
| KIZMU Pro Monthly | $5.99 | per month |
| プレミアム年額 | $11.99 | per year |
| KIZMU Pro Yearly | $29.99 | per year |
| Gym Log（買い切り） | $19.99 | one-time |


## Frequently asked questions

### Is PostureCHECKER free?

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

### Is KIZMU free?

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

### Do PostureCHECKER or KIZMU have ads?

Neither PostureCHECKER nor KIZMU shows ads.

### Which is updated more often, PostureCHECKER or KIZMU?

PostureCHECKER ships an update every 6 months, and KIZMU every 2 months. Most recently, PostureCHECKER was updated on November 1, 2026 and KIZMU on October 31, 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.*