# TW Transit Radar vs 公車雷達

The clearest difference is update cadence: TW Transit Radar at every 4 days against 公車雷達's every 2 weeks. TW Transit Radar also leads on device support (4 vs 2). On price, ads, in-app purchases 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.

TW Transit Radar ships an update every 4 days, 公車雷達 every 2 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | TW Transit Radar | 公車雷達 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 37 MB | 20 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ChunChen Chen](https://appshunter.io/developer/1823431538) | [Cheng Chin Li](https://appshunter.io/developer/6800239785) |

## What reviewers say

### TW Transit Radar

[App page](https://appshunter.io/ios/app/tw-transit-radar/id6790224174)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 公車雷達

[App page](https://appshunter.io/ios/app/id6800239783)

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

**In-app purchases:** none


## Frequently asked questions

### Is TW Transit Radar free?

TW Transit Radar is free to download, with no in-app purchases.

### Is 公車雷達 free?

公車雷達 is free to download, with no in-app purchases.

### Do TW Transit Radar or 公車雷達 have ads?

Neither TW Transit Radar nor 公車雷達 shows ads.

### Which is updated more often, TW Transit Radar or 公車雷達?

TW Transit Radar ships an update every 4 days, and 公車雷達 every 2 weeks. Most recently, TW Transit Radar was updated on October 31, 2026 and 公車雷達 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.*