# MarsXAI vs emu98

The clearest difference is in-app purchases: MarsXAI at none against emu98's 1. emu98's advantage is update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. emu98 sells 1 one-off in-app purchase. MarsXAI asks for nothing beyond the download.

MarsXAI ships an update every 3 weeks, emu98 every 3 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | MarsXAI | emu98 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/emu98/id6799152290/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 352 MB | 9 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Guangdong Wuwo Digital Technology Co., Ltd.](https://appshunter.io/developer/1746012370) | [Caner (Chongqing) Computer System Co., Ltd.](https://appshunter.io/developer/6795224137) |

## What reviewers say

### MarsXAI

[App page](https://appshunter.io/ios/app/marsxai/id6745256145)

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

**In-app purchases:** none


### emu98

[App page](https://appshunter.io/ios/app/emu98/id6799152290)

This app is a compatibility environment for running PC-98 programs on iOS devices. It allows users to import and manage disk images, configure settings for different software, and customize controls. It includes interactive demos and supports game controllers.

**Highlights:** Run PC-98 programs on iPhone/iPad, Import floppy, hard disk, and CD-ROM images, Organize and run local software library, Configure font ROMs, graphics, and controls, Real-time saving and loading, Customize virtual keyboard and layout, Supports game controllers

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock More Software Slots | $0.99 | one-time |


## Frequently asked questions

### Is MarsXAI free?

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

### Is emu98 free?

emu98 is free to download, with in-app purchases available.

### Do MarsXAI or emu98 have ads?

Neither MarsXAI nor emu98 shows ads.

### Which is updated more often, MarsXAI or emu98?

MarsXAI ships an update every 3 weeks, and emu98 every 3 days. Most recently, MarsXAI was updated on October 25, 2026 and emu98 on October 25, 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.*