# Power vs FSA System

The clearest difference is update cadence: FSA System at every 3 months against Power's every 9 months. Power's advantage is iOS requirement (11.4 vs 14.1). 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 ships an update every 9 months, FSA System every 3 months. Both last shipped on October 9, 2026.

## The numbers

| Metric | Power | FSA System |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 months** |
| Size | 8 MB | 44 MB |
| Requires iOS | **11.4** | 14.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gordan Kepcija](https://appshunter.io/developer/1449610474) | [F.S.A. srl](https://appshunter.io/developer/610405987) |

## What reviewers say

### Power

[App page](https://appshunter.io/ios/app/power-box/id1612505716)

**Features:** macOS Compatibility

**In-app purchases:** none


### FSA System

[App page](https://appshunter.io/ios/app/fsa-system/id6443544994)

**In-app purchases:** none


## Frequently asked questions

### Is Power free?

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

### Is FSA System free?

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

### Do Power or FSA System have ads?

Neither Power nor FSA System shows ads.

### Which is updated more often, Power or FSA System?

Power ships an update every 9 months, and FSA System every 3 months. Most recently, Power was updated on October 9, 2026 and FSA System on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*