# NNERGY vs FastCat Wired Link

The clearest difference is in-app purchases: NNERGY at none against FastCat Wired Link's 3. NNERGY also leads on ads (none vs shown) and iOS requirement (9.0 vs 15.0). FastCat Wired Link's advantage is update cadence (weekly vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. FastCat Wired Link sells 3 in-app purchases, starting at $0.99 per month. NNERGY asks for nothing beyond the download.

NNERGY ships an update every 3 weeks, FastCat Wired Link weekly. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | NNERGY | FastCat Wired Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/nnergy/id1433869639/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 47 MB | 22 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [广州思脉时通讯科技有限公司](https://appshunter.io/developer/1433869638) | [Shanghai Libei Technology Co., Ltd](https://appshunter.io/developer/6775143201) |

## What reviewers say

### NNERGY

[App page](https://appshunter.io/ios/app/nnergy/id1433869639)

This utility app leverages broadcasting technology to provide detailed battery information. It displays real-time data about your device's power status, helping you monitor its health and usage.

**Highlights:** Battery information display, Broadcasting technology integration, Device power status monitoring, Real-time data

**Features:** macOS Compatibility

**In-app purchases:** none


### FastCat Wired Link

[App page](https://appshunter.io/ios/app/fastcat-wired-link/id6775143199)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FastCat Monthly | $0.99 | per month |
| FastCat Yearly | $7.99 | per year |
| FastCat Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is NNERGY free?

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

### Is FastCat Wired Link free?

FastCat Wired Link is free to download, with in-app purchases available.

### Do NNERGY or FastCat Wired Link have ads?

FastCat Wired Link shows ads; NNERGY does not.

### Which is updated more often, NNERGY or FastCat Wired Link?

NNERGY ships an update every 3 weeks, and FastCat Wired Link weekly. Most recently, NNERGY was updated on October 20, 2026 and FastCat Wired Link on October 14, 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.*