# J vs 智暈管家

The clearest difference is update cadence: 智暈管家 at fortnightly against J's every 3 months. On price, ads, 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.

J ships an update every 3 months, 智暈管家 fortnightly. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | J | 智暈管家 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 81 MB | 33 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [weichieh lin](https://appshunter.io/developer/1683777188) | [國泰綜合醫院](https://appshunter.io/developer/1245529615) |

## What reviewers say

### J

[App page](https://appshunter.io/ios/app/j-lin-infinity/id1643486063)

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

**In-app purchases:** none


### 智暈管家

[App page](https://appshunter.io/ios/app/id6761982211)

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

**In-app purchases:** none


## Frequently asked questions

### Is J free?

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

### Is 智暈管家 free?

智暈管家 is free to download, with no in-app purchases.

### Do J or 智暈管家 have ads?

Neither J nor 智暈管家 shows ads.

### Which is updated more often, J or 智暈管家?

J ships an update every 3 months, and 智暈管家 fortnightly. Most recently, J was updated on November 12, 2026 and 智暈管家 on November 5, 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.*