# Power Systems Design vs Process & Control Engineering

The clearest difference is iOS requirement: Power Systems Design at 8.2 against Process & Control Engineering's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Power Systems Design ships an update every 9 months, Process & Control Engineering every 7 months. The most recent releases landed on June 25, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Power Systems Design | Process & Control Engineering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/power-systems-design/id908590026/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 7 months** |
| Monetization | Free | — |
| Size | 25 MB | 31 MB |
| Requires iOS | **8.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Intecons Software Lab](https://appshunter.io/developer/1031812770) | [Datateam Business Media Ltd](https://appshunter.io/developer/531755760) |

## What reviewers say

### Power Systems Design

[App page](https://appshunter.io/ios/app/power-systems-design/id908590026)

This app delivers in-depth editorial content for power electronic design engineers. It focuses on helping professionals with their latest product designs and fosters global innovation within the community.

**Highlights:** In-depth editorial content, Focus on product design, Global innovation support, Community for engineers, Latest design insights

**In-app purchases:** none


### Process & Control Engineering

[App page](https://appshunter.io/ios/app/process-and-control-engineering/id973151584)

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

**In-app purchases:** none


## Frequently asked questions

### Is Power Systems Design free?

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

### Is Process & Control Engineering free?

Process & Control Engineering is free to download, with no in-app purchases.

### Do Power Systems Design or Process & Control Engineering have ads?

Neither Power Systems Design nor Process & Control Engineering shows ads.

### Which is updated more often, Power Systems Design or Process & Control Engineering?

Power Systems Design ships an update every 9 months, and Process & Control Engineering every 7 months. Most recently, Power Systems Design was updated on June 25, 2026 and Process & Control Engineering on September 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.*