# Metaura vs OTKAX

The clearest difference is rating: Metaura at 3.4 against OTKAX's 2.0. Metaura also leads on ratings volume (12 vs 4). OTKAX's advantage is review sentiment (50% vs 22%) and monetization model (free vs ad-supported). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Metaura holds the better App Store score, 3.4 against 2.0. Both are backed by a comparable volume of ratings — 12 and 4 respectively. Written reviews complicate that: 22% of Metaura's written reviews are positive against 50% of OTKAX's, so the app with the better star average is not the one people write more warmly about.

Metaura ships an update every 2 weeks, OTKAX every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Metaura | OTKAX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (12 ratings)](https://appshunter.io/ios/app/metaura/id1612410353/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/otkax/id1671817443/reviews) |
| Number of ratings | **12** | 4 |
| Positive reviews | 22.2% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 161 MB | 20 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Lanhe Technology Co., Ltd.](https://appshunter.io/developer/1612410355) | [水金 陈](https://appshunter.io/developer/1634599571) |

## 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


### OTKAX

[App page](https://appshunter.io/ios/app/otkax/id1671817443)

This app connects to your device via Bluetooth to control and test equipment. It also includes a feature to remind users to stay hydrated throughout the day.

**Highlights:** Bluetooth device connection, Equipment control, Equipment testing, Water intake reminders

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Metaura free?

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

### Is OTKAX free?

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

### Which has better reviews, Metaura or OTKAX?

Metaura is rated higher. Metaura averages 3.4 out of 5 from 12 ratings, while OTKAX averages 2.0 from 4 ratings.

### Do Metaura or OTKAX have ads?

Neither Metaura nor OTKAX shows ads.

### Which is updated more often, Metaura or OTKAX?

Metaura ships an update every 2 weeks, and OTKAX every 3 weeks. Most recently, Metaura was updated on October 24, 2026 and OTKAX 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.*