# KRAT vs JoyInn Admin

The clearest difference is update cadence: KRAT at monthly against JoyInn Admin's every 6 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.

KRAT ships an update monthly, JoyInn Admin every 6 months. The most recent releases landed on May 17, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | KRAT | JoyInn Admin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Size | 42 MB | 40 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [震 王](https://appshunter.io/developer/1734329851) | [UFun Networks Technology Co., Limited](https://appshunter.io/developer/1014481218) |

## What reviewers say

### KRAT

[App page](https://appshunter.io/ios/app/krat/id6478905393)

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

**In-app purchases:** none


### JoyInn Admin

[App page](https://appshunter.io/ios/app/joyinn-admin/id6504273132)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KRAT free?

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

### Is JoyInn Admin free?

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

### Do KRAT or JoyInn Admin have ads?

Neither KRAT nor JoyInn Admin shows ads.

### Which is updated more often, KRAT or JoyInn Admin?

KRAT ships an update monthly, and JoyInn Admin every 6 months. Most recently, KRAT was updated on May 17, 2026 and JoyInn Admin on September 11, 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.*