# Spycam Detector Pro vs MainframeMonitor

The clearest difference is ads: MainframeMonitor at none against Spycam Detector Pro's shown. Spycam Detector Pro's advantage is update cadence (daily vs every 10 days) and iOS requirement (13.0 vs 17.0). On price, 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.

Spycam Detector Pro ships an update daily, MainframeMonitor every 10 days. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Spycam Detector 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 | Yes | **No** |
| Update frequency | **Daily** | Every 10 days |
| Monetization | — | Free |
| Size | 24 MB | 24 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Yigit Ali Delibudak](https://appshunter.io/developer/1866187790) | [Ralf Langhoff](https://appshunter.io/developer/1706183785) |

## What reviewers say

### Spycam Detector Pro

[App page](https://appshunter.io/ios/app/spycam-detector-pro-security/id6757334182)

**Features:** macOS Compatibility

**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 Spycam Detector Pro free?

Spycam Detector Pro is free to download, with no in-app purchases.

### Is MainframeMonitor free?

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

### Do Spycam Detector Pro or MainframeMonitor have ads?

Spycam Detector Pro shows ads; MainframeMonitor does not.

### Which is updated more often, Spycam Detector Pro or MainframeMonitor?

Spycam Detector Pro ships an update daily, and MainframeMonitor every 10 days. Most recently, Spycam Detector Pro was updated on October 6, 2026 and MainframeMonitor on October 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.*