# Power Assistant vs OMMO Smart

The clearest difference is update cadence: Power Assistant at every 4 weeks against OMMO Smart's every 2 months. 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.

Power Assistant ships an update every 4 weeks, OMMO Smart every 2 months. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Power Assistant | OMMO Smart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Size | 32 MB | 101 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Chengdu E-Linter Information Technology Co., Ltd.](https://appshunter.io/developer/1149235329) | [Shenzhen Energy Control Cloud Technology Co., Ltd](https://appshunter.io/developer/1765046101) |

## What reviewers say

### Power Assistant

[App page](https://appshunter.io/ios/app/power-assistant/id6473614441)

**Features:** macOS Compatibility

**In-app purchases:** none


### OMMO Smart

[App page](https://appshunter.io/ios/app/ommo-smart/id6743222651)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Power Assistant free?

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

### Is OMMO Smart free?

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

### Do Power Assistant or OMMO Smart have ads?

Neither Power Assistant nor OMMO Smart shows ads.

### Which is updated more often, Power Assistant or OMMO Smart?

Power Assistant ships an update every 4 weeks, and OMMO Smart every 2 months. Most recently, Power Assistant was updated on October 13, 2026 and OMMO Smart on October 6, 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.*