# HiJavis vs Metavo

HiJavis and Metavo both sit at 5.0 stars, but that hides the real split: 100% of HiJavis's written reviews are positive against 50% of Metavo's. Metavo's advantage is iOS requirement (15.0 vs 17.0). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for HiJavis against 5.0 for Metavo. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 100% of HiJavis's written reviews are positive against 50% of Metavo's.

HiJavis ships an update weekly, Metavo every 4 days. The most recent releases landed on November 12, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | HiJavis | Metavo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/hijavis/id6745134765/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/metavo/id6760642506/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | Free |
| Size | 310 MB | 45 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DeepShare Inc.](https://appshunter.io/developer/1810942776) | [Shenzhen Qiji Matrix Technology Co., Ltd](https://appshunter.io/developer/1874244737) |

## What reviewers say

### HiJavis

[App page](https://appshunter.io/ios/app/hijavis/id6745134765)

Instantly capture ideas and organize your knowledge into a personal knowledge base. Connect with AI agents to enhance your work and thinking processes.

**Highlights:** Instant idea capture, Personal knowledge organization, AI agent integration, Enhanced work efficiency, Improved thinking processes

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

**In-app purchases:** none


### Metavo

[App page](https://appshunter.io/ios/app/metavo/id6760642506)

This app records and displays gas concentrations from professional monitoring devices, such as carbon dioxide and breath ketones. It offers real-time measurement, data storage, and historical trend analysis through charts to help users understand their metabolic status and health changes.

**Highlights:** Real-time gas concentration measurement, Data storage and historical query, Visual trend charts, Metabolic status tracking, Health change references

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

**In-app purchases:** none


## Frequently asked questions

### Is HiJavis free?

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

### Is Metavo free?

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

### Which has better reviews, HiJavis or Metavo?

HiJavis and Metavo are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do HiJavis or Metavo have ads?

Neither HiJavis nor Metavo shows ads.

### Which is updated more often, HiJavis or Metavo?

HiJavis ships an update weekly, and Metavo every 4 days. Most recently, HiJavis was updated on November 12, 2026 and Metavo on November 9, 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.*