# RoyPow Fish. vs X

The clearest difference is iOS requirement: RoyPow Fish. at 12.0 against X's 17.6. 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.

RoyPow Fish. ships an update every 5 weeks, X every 3 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | RoyPow Fish. | X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (5 ratings)](https://appshunter.io/ios/app/roypow-fish/id6446618041/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 27 MB | 60 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [深圳市环宇鼎鑫科技有限公司](https://appshunter.io/developer/1639662642) | [Huizhou Roypow Technology Co.,Ltd](https://appshunter.io/developer/1709281978) |

## What reviewers say

### RoyPow Fish.

[App page](https://appshunter.io/ios/app/roypow-fish/id6446618041)

Monitor your battery management system (BMS) directly from your mobile device. Connect via Bluetooth to view battery status and parameters in real-time.

**Highlights:** Bluetooth connection, Battery BMS monitoring, Real-time parameter viewing, Mobile phone compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### X

[App page](https://appshunter.io/ios/app/x-ejourney/id6636518433)

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

**In-app purchases:** none


## Frequently asked questions

### Is RoyPow Fish. free?

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

### Is X free?

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

### Do RoyPow Fish. or X have ads?

Neither RoyPow Fish. nor X shows ads.

### Which is updated more often, RoyPow Fish. or X?

RoyPow Fish. ships an update every 5 weeks, and X every 3 weeks. Most recently, RoyPow Fish. was updated on October 24, 2026 and X on October 27, 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.*