# CoffeeCat - J2ME Game Emulator — Coffee & J2ME Classics

> J2ME game emulator for iOS with customizable controls and save management. (iPhone/iPad app by 培 杨.)

- Source: https://appshunter.io/ios/app/coffeecat-j2me-game-emulator/id6758573510 (this page in markdown: same URL + `.md`)
- Developer: [培 杨](https://appshunter.io/developer/1859404382)
- Category: Entertainment
- Price: Free with in-app purchases
- Rating: 5.00/5 from 8 App Store ratings · 21 written reviews indexed
- Age rating: 4+
- Requires: iOS 17.0 · 158 MB
- Languages: Chinese (Simplified, China), American English, Vietnamese
- Released: 2026-02-23
- Data updated: 2026-09-08
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/coffeecat-j2me-game-emulator/id6758573510/reviews.md

## What is CoffeeCat?

CoffeeCat is a Java (J2ME) game emulator designed to run classic games smoothly on modern iOS devices. It supports the native iOS keyboard, save systems, and audio playback, and provides multi-core compatibility to ensure a wider range of games can run properly.

Main features include importing your JAR files to start playing quickly, multiple display modes such as standard, half-screen, and full-screen, a visual virtual keyboard with highly customizable layouts (global or per-game), save management with view, import, and export capabilities, multi-core and library support to improve game compatibility, and iCloud sync (PRO) for synchronizing game libraries and save data across multiple devices.

CoffeeCat is committed to delivering a more stable, intuitive, and native-like gaming experience, allowing you to relive the enjoyment of classic J2ME games.

Important Notice:
This application does not include any games. Users must import JAR files that they legally own or have the right to use.

Special Thanks:
Thanks to Zixing for the support during the development process.

## Key features

- Import JAR game files
- Customizable virtual keyboard
- Save system management
- Multiple display modes
- iCloud sync (PRO)
- Multi-core compatibility

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| CoffeeCat PRO | $2.99 | one-time |


## Recent user reviews (10 of 21)

All indexed reviews: https://appshunter.io/ios/app/coffeecat-j2me-game-emulator/id6758573510/reviews.md

### 5/5 — 给力

*2026-08-19*

有点泪目，居然能在苹果玩java了。安卓的没有那么好用 18元很划算

### 5/5 — Топ!

*2026-08-16*

Давно искала симулятор для java игр, поиграть понастольгировать…. Лучший !

### 2/5 — 就能导入2个游戏

*2026-08-07*

免费的只能放2个游戏………

### 5/5 — 强力支持

*2026-07-29*

特别好用的模拟器感谢作者圆我儿时游戏梦

### 5/5 — Awesome 👾

*2026-07-26*

I’m am impressed. Thank you

### 3/5 — bug

*2026-07-21*

lr左右按键没反应

### 5/5 — 运行稳定

*2026-07-20*

运行稳定

### 5/5 — 很好的模拟器

*2026-06-18*

自定义类库要在哪儿下载呢，好多游戏有声音贴图ui 的bug，是不是找来诺基亚的库可以解决

### 5/5 — 金手指怎么使用？找不到客服

*2026-06-16*

金手指怎么使用啊

### 5/5 — 金手指用起来不方便，不能保存

*2026-05-31*

希望加入保存功能

## Frequently asked questions about CoffeeCat

### Does CoffeeCat include any games?

No, CoffeeCat does not include any games. Users must import their own JAR files that they legally own or have the right to use.

### What devices does CoffeeCat support?

CoffeeCat is supported on iPhone and iPad devices.

### How often is CoffeeCat updated?

The latest version, 1.9.8, was released on May 15, 2026, indicating a recent update. The app is actively maintained.

### What are the display modes available in CoffeeCat?

CoffeeCat offers multiple display modes including standard, half-screen, and full-screen to optimize the viewing experience for classic J2ME games.

### Can I sync my game progress across devices with CoffeeCat?

Yes, CoffeeCat offers iCloud sync as a PRO feature, allowing you to synchronize your game libraries and save data across multiple devices.

### What is the age rating for CoffeeCat?

CoffeeCat has an age rating of 4+, making it suitable for a wide range of users.

### How is the save system managed in CoffeeCat?

CoffeeCat provides comprehensive save management features, allowing you to view, import, and export your game save data.

### What makes CoffeeCat's virtual keyboard special?

The visual virtual keyboard in CoffeeCat is highly customizable, with layouts that can be set globally or on a per-game basis for a personalized control experience.

## Version history (last 5 releases)

### 2.0.5 — 2026-08-15

Fix critical network-related bugs.

### 2.0.4 — 2026-08-14

Fix network-related issues in certain games.

### 2.0.3 — 2026-08-14

1.Added High Performance Mode and a performance analysis panel  
2.Numerous bug fixes and improvements  
3.Improved compatibility and support for 3D games

### 2.0.2 — 2026-07-31

1.Fixed known game runtime issues
2.Fixed network-related issues
3.Fixed audio issues in certain scenarios

### 2.0.1 — 2026-07-26

Fix known game runtime issues

## More apps by 培 杨

- [解压喵 – LZ4解压工具](https://appshunter.io/ios/app/lz4/id6757422039)
- [冒泡喵 - mrp模拟器](https://appshunter.io/ios/app/mrp/id6763054349)
- [KrKrCat - KrKr Visual Novels](https://appshunter.io/ios/app/krkrcat-krkr-visual-novels/id6796972501)

All apps by 培 杨: https://appshunter.io/developer/1859404382

## Related topics

[j games](https://appshunter.io/ios/topics/j-games)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-08.*