# 台北捷運倒數 vs TW Transit Radar

The clearest difference is in-app purchases: TW Transit Radar at none against 台北捷運倒數's 1. TW Transit Radar also leads on device support (4 vs 1) and iOS requirement (15.0 vs 17.6). On price, update cadence and ads there is nothing between them.

Both are free to download. 台北捷運倒數 sells 1 in-app purchase, starting at $0.99 per month. TW Transit Radar asks for nothing beyond the download.

台北捷運倒數 ships an update every 5 days, TW Transit Radar every 4 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | 台北捷運倒數 | TW Transit Radar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Size | 9 MB | 37 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [DENG RUEILIN](https://appshunter.io/developer/1860145699) | [ChunChen Chen](https://appshunter.io/developer/1823431538) |

## What reviewers say

### 台北捷運倒數

[App page](https://appshunter.io/ios/app/id6756333207)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 月訂閱 | $0.99 | per month |


### 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


## Frequently asked questions

### Is 台北捷運倒數 free?

台北捷運倒數 is free to download, with in-app purchases available.

### Is TW Transit Radar free?

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

### Do 台北捷運倒數 or TW Transit Radar have ads?

Neither 台北捷運倒數 nor TW Transit Radar shows ads.

### Which is updated more often, 台北捷運倒數 or TW Transit Radar?

台北捷運倒數 ships an update every 5 days, and TW Transit Radar every 4 days. Most recently, 台北捷運倒數 was updated on November 5, 2026 and TW Transit Radar on November 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.*