# Monster inspector vs Pro Nes Emulator

The clearest difference is in-app purchases: Monster inspector at none against Pro Nes Emulator's 2. Monster inspector also leads on update cadence (every 3 days vs every 9 days) and iOS requirement (15.1 vs 17.0). Pro Nes Emulator's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Pro Nes Emulator sells 2 in-app purchases, starting at $4.99 per 7 days. Monster inspector asks for nothing beyond the download.

Monster inspector ships an update every 3 days, Pro Nes Emulator every 9 days. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Monster inspector | Pro Nes Emulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pro-nes-emulator/id6765874994/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 45 MB | 67 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bruno Zweig](https://appshunter.io/developer/1017531406) | [Huynh Vi Vi](https://appshunter.io/developer/1753965878) |

## What reviewers say

### Monster inspector

[App page](https://appshunter.io/ios/app/monster-inspector/id6742748371)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pro Nes Emulator

[App page](https://appshunter.io/ios/app/pro-nes-emulator/id6765874994)

Play classic NES and SNES games on your iPhone and iPad. Import your legally owned ROMs, organize your library, and customize on-screen controls for a smooth retro gaming experience. Save your progress and enjoy offline play.

**Highlights:** NES and SNES ROM support, Import from Files and iCloud, Customizable on-screen controls, Save states and auto-save, Offline gameplay, Local Wi-Fi netplay

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Monthly | $9.99 | per month |


## Frequently asked questions

### Is Monster inspector free?

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

### Is Pro Nes Emulator free?

Pro Nes Emulator is free to download, with in-app purchases available.

### Do Monster inspector or Pro Nes Emulator have ads?

Monster inspector shows ads; Pro Nes Emulator does not.

### Which is updated more often, Monster inspector or Pro Nes Emulator?

Monster inspector ships an update every 3 days, and Pro Nes Emulator every 9 days. Most recently, Monster inspector was updated on October 4, 2026 and Pro Nes Emulator on October 7, 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.*