# Metaura vs CoBook.org

The clearest difference is update cadence: CoBook.org at weekly against Metaura's every 2 weeks. Metaura's advantage is iOS requirement (12.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Metaura ships an update every 2 weeks, CoBook.org weekly. The most recent releases landed on October 17, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Metaura | CoBook.org |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (12 ratings)](https://appshunter.io/ios/app/metaura/id1612410353/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 161 MB | 83 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Lanhe Technology Co., Ltd.](https://appshunter.io/developer/1612410355) | [CoBook](https://appshunter.io/developer/1516559062) |

## What reviewers say

### Metaura

[App page](https://appshunter.io/ios/app/metaura/id1612410353)

This smart wearable device monitors ambient temperature and automatically adjusts to your preferred comfort level. It intelligently detects if you're wearing it, turning on or off as needed. The companion app offers personalized control and the device supports over-the-air updates for future features.

**Highlights:** AI smart core for auto-mode, High-precision temperature sensor, Automatic on/off based on wear detection, Personalized temperature control via app, OTA upgrade system for future functionality

**Features:** Vision Pro support

**In-app purchases:** none


### CoBook.org

[App page](https://appshunter.io/ios/app/cobookorg/id6743755666)

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

**In-app purchases:** none


## Frequently asked questions

### Is Metaura free?

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

### Is CoBook.org free?

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

### Do Metaura or CoBook.org have ads?

Neither Metaura nor CoBook.org shows ads.

### Which is updated more often, Metaura or CoBook.org?

Metaura ships an update every 2 weeks, and CoBook.org weekly. Most recently, Metaura was updated on October 17, 2026 and CoBook.org on October 2, 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.*