# 4E vs UU.COOL

The clearest difference is update cadence: UU.COOL at every 6 days against 4E's every 6 weeks. UU.COOL also leads on iOS requirement (13.0 vs 15.0). 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.

4E ships an update every 6 weeks, UU.COOL every 6 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 4E | UU.COOL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (17 ratings)](https://appshunter.io/ios/app/4e/id6464002549/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | Free | — |
| Size | 197 MB | 105 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [4e](https://appshunter.io/developer/1705334013) | [Zhejiang Xueshen Technology Co.,LTD](https://appshunter.io/developer/1475607923) |

## What reviewers say

### 4E

[App page](https://appshunter.io/ios/app/4e/id6464002549)

This platform offers a comprehensive financial derivatives trading experience. It provides diverse trading services and products for both fiat and digital assets, backed by experienced professionals and advanced technology.

**Highlights:** Financial derivatives trading, Fiat and digital asset trading, Diverse financial products, Experienced industry team, Advanced technological support

**Features:** macOS Compatibility

**In-app purchases:** none


### UU.COOL

[App page](https://appshunter.io/ios/app/uucool/id6476882133)

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

**In-app purchases:** none


## Frequently asked questions

### Is 4E free?

4E is free to download, with no in-app purchases.

### Is UU.COOL free?

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

### Do 4E or UU.COOL have ads?

Neither 4E nor UU.COOL shows ads.

### Which is updated more often, 4E or UU.COOL?

4E ships an update every 6 weeks, and UU.COOL every 6 days. Most recently, 4E was updated on November 3, 2026 and UU.COOL on October 30, 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.*