# ZEV Taiwan vs UT

The clearest difference is ads: UT at none against ZEV Taiwan's shown. UT also leads on update cadence (every 6 days vs every 5 weeks). 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.

ZEV Taiwan ships an update every 5 weeks, UT every 6 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ZEV Taiwan | UT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 6 days** |
| Monetization | Ad-supported | — |
| Size | 261 MB | 58 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ZEV CITY LTD](https://appshunter.io/developer/1365536648) | [Godfrey Mike](https://appshunter.io/developer/1278867810) |

## What reviewers say

### ZEV Taiwan

[App page](https://appshunter.io/ios/app/zev-taiwan/id1437138297)

This app offers eco-friendly rides in Tesla electric cars, contributing to cleaner air. Your journeys help collect real-time air quality data, supporting the goal of generating more clean energy.

**Highlights:** Zero-emission Tesla car rides, Real-time air quality data, Identify air pollution sources, Contribute to clean energy generation, Luxury Tesla Model S/X vehicles

**Features:** macOS Compatibility

**In-app purchases:** none


### UT

[App page](https://appshunter.io/ios/app/ut-driver/id6758091090)

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

**In-app purchases:** none


## Frequently asked questions

### Is ZEV Taiwan free?

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

### Is UT free?

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

### Do ZEV Taiwan or UT have ads?

ZEV Taiwan shows ads; UT does not.

### Which is updated more often, ZEV Taiwan or UT?

ZEV Taiwan ships an update every 5 weeks, and UT every 6 days. Most recently, ZEV Taiwan was updated on November 2, 2026 and UT on October 31, 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.*