# Power Center Pro vs MainframeMonitor

The clearest difference is iOS requirement: Power Center Pro at 15.0 against MainframeMonitor's 17.0. 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.

## The numbers

| Metric | Power Center Pro | MainframeMonitor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mainframemonitor/id6809454680/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Free |
| Size | 3 MB | 24 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [杭州矩路科技有限公司](https://appshunter.io/developer/1465038873) | [Ralf Langhoff](https://appshunter.io/developer/1706183785) |

## What reviewers say

### Power Center Pro

[App page](https://appshunter.io/ios/app/power-center-pro/id6759848403)

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

**In-app purchases:** none


### MainframeMonitor

[App page](https://appshunter.io/ios/app/mainframemonitor/id6809454680)

Transform your iPhone into a vintage mainframe with a nostalgic CRT display. Monitor live system stats like battery, CPU, and memory, all within an authentic retro console experience. Includes hidden classic text-based games.

**Highlights:** Live system monitoring (battery, CPU, memory, storage), Home screen widgets, Authentic CRT effects (glow, scanlines), Retro boot sequence, Hidden classic text-based games, Customizable color themes (Green, Amber)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Power Center Pro free?

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

### Is MainframeMonitor free?

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

### Do Power Center Pro or MainframeMonitor have ads?

Neither Power Center Pro nor MainframeMonitor shows ads.

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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.*