# 燃智云 vs UGG

The clearest difference is iOS requirement: 燃智云 at 12.0 against UGG's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 10, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | 燃智云 | UGG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Size | 104 MB | 319 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tianjin Changmao Safety Technical Service Co., Ltd.](https://appshunter.io/developer/1527188110) | [Jiangsu Jikong Supply Chain Management Co., Ltd](https://appshunter.io/developer/1881470405) |

## What reviewers say

### 燃智云

[App page](https://appshunter.io/ios/app/id1599665956)

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

**In-app purchases:** none


### UGG

[App page](https://appshunter.io/ios/app/ugg/id6759892995)

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

**In-app purchases:** none


## Frequently asked questions

### Is 燃智云 free?

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

### Is UGG free?

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

### Do 燃智云 or UGG have ads?

Neither 燃智云 nor UGG shows ads.

### Which is updated more often, 燃智云 or UGG?

燃智云 ships an update fortnightly, and UGG fortnightly. Most recently, 燃智云 was updated on September 10, 2026 and UGG on August 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*