# NNERGY vs TopRig

The clearest difference is update cadence: NNERGY at every 3 weeks against TopRig's every 6 months. NNERGY also leads on iOS requirement (9.0 vs 13.0). 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.

NNERGY ships an update every 3 weeks, TopRig every 6 months. The most recent releases landed on June 1, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | NNERGY | TopRig |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Free | — |
| Size | 47 MB | 12 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [广州思脉时通讯科技有限公司](https://appshunter.io/developer/1433869638) | [Chengdu Accsoon Technology Co., Ltd](https://appshunter.io/developer/1503113127) |

## 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


### TopRig

[App page](https://appshunter.io/ios/app/toprig/id6447492267)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NNERGY free?

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

### Is TopRig free?

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

### Do NNERGY or TopRig have ads?

Neither NNERGY nor TopRig shows ads.

### Which is updated more often, NNERGY or TopRig?

NNERGY ships an update every 3 weeks, and TopRig every 6 months. Most recently, NNERGY was updated on June 1, 2026 and TopRig on September 15, 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.*