# Power Assistant vs S

The clearest difference is update cadence: Power Assistant at every 4 weeks against S's every 3 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, S every 3 months. The most recent releases landed on May 19, 2026 and May 22, 2026 respectively.

## The numbers

| Metric | Power Assistant | S |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 3 months |
| Size | 32 MB | 59 MB |
| Requires iOS | 12.4 | 12.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Chengdu E-Linter Information Technology Co., Ltd.](https://appshunter.io/developer/1149235329) | [Zhejiang Chisage New Energy Technology Co., Ltd](https://appshunter.io/developer/1748964853) |

## What reviewers say

### Power Assistant

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

**Features:** macOS Compatibility

**In-app purchases:** none


### S

[App page](https://appshunter.io/ios/app/s-boost/id6477367283)

**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 S free?

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

### Do Power Assistant or S have ads?

Neither Power Assistant nor S shows ads.

### Which is updated more often, Power Assistant or S?

Power Assistant ships an update every 4 weeks, and S every 3 months. Most recently, Power Assistant was updated on May 19, 2026 and S on May 22, 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.*