# insrt vs MainframeMonitor

The clearest difference is in-app purchases: MainframeMonitor at none against insrt's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. insrt sells 3 in-app purchases, starting at $5.99 per month. MainframeMonitor asks for nothing beyond the download.

## The numbers

| Metric | insrt | MainframeMonitor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mainframemonitor/id6809454680/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Free |
| Size | 3 MB | 22 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [STEVEN DASHUN CRAWFORD](https://appshunter.io/developer/6807183201) | [Ralf Langhoff](https://appshunter.io/developer/1706183785) |

## What reviewers say

### insrt

[App page](https://appshunter.io/ios/app/insrt/id6807183199)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Insrt Plus | $5.99 | per month |
| Insrt Pro | $9.99 | per month |
| Insrt Platinum | $19.99 | per month |


### 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, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is insrt free?

insrt is free to download, with in-app purchases available.

### Is MainframeMonitor free?

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

### Do insrt or MainframeMonitor have ads?

Neither insrt 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.*