# 南都换电 vs UOTTA

The clearest difference is update cadence: UOTTA at every 5 weeks against 南都换电's every 5 months. 南都换电's advantage is iOS requirement (8.0 vs 13.0). 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.

南都换电 ships an update every 5 months, UOTTA every 5 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 南都换电 | UOTTA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Size | 14 MB | 64 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Zhejiang Sunleads Beidou Navigation Technology Co,Ltd](https://appshunter.io/developer/1447764485) | [优品汽车服务(上海)有限公司](https://appshunter.io/developer/1182855145) |

## What reviewers say

### 南都换电

[App page](https://appshunter.io/ios/app/id1447764486)

**Features:** macOS Compatibility

**In-app purchases:** none


### UOTTA

[App page](https://appshunter.io/ios/app/uotta/id1630122719)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is 南都换电 free?

南都换电 is free to download, with no in-app purchases.

### Is UOTTA free?

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

### Do 南都换电 or UOTTA have ads?

Neither 南都换电 nor UOTTA shows ads.

### Which is updated more often, 南都换电 or UOTTA?

南都换电 ships an update every 5 months, and UOTTA every 5 weeks. Most recently, 南都换电 was updated on November 2, 2026 and UOTTA on November 3, 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.*