# Charger CFG vs U

The clearest difference is ads: Charger CFG at none against U's shown. U's advantage is update cadence (every 2 months vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Charger CFG ships an update every 6 months, U every 2 months. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Charger CFG | U |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 11 MB | 66 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [伟民 陈](https://appshunter.io/developer/1870286183) | [Fuzhou Ulandpower Technology Co., Ltd.](https://appshunter.io/developer/1772863390) |

## What reviewers say

### Charger CFG

[App page](https://appshunter.io/ios/app/charger-cfg/id1663595128)

**Features:** macOS Compatibility

**In-app purchases:** none


### U

[App page](https://appshunter.io/ios/app/u-flow/id6774060482)

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

**In-app purchases:** none


## Frequently asked questions

### Is Charger CFG free?

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

### Is U free?

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

### Do Charger CFG or U have ads?

U shows ads; Charger CFG does not.

### Which is updated more often, Charger CFG or U?

Charger CFG ships an update every 6 months, and U every 2 months. Most recently, Charger CFG was updated on October 3, 2026 and U on October 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.*