# 台東公車即時動態 vs 飛航軌跡 SkyTrace

The clearest difference is in-app purchases: 台東公車即時動態 at none against 飛航軌跡 SkyTrace's 1. 台東公車即時動態 also leads on iOS requirement (11.0 vs 17.0). 飛航軌跡 SkyTrace's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 7 months). On price and device support there is nothing between them.

Both are free to download. 飛航軌跡 SkyTrace sells 1 one-off in-app purchase. 台東公車即時動態 asks for nothing beyond the download.

台東公車即時動態 ships an update every 7 months, 飛航軌跡 SkyTrace every 3 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 台東公車即時動態 | 飛航軌跡 SkyTrace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Size | 60 MB | 1 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tai-Sung Wang](https://appshunter.io/developer/1557093078) | [Su YI-HUNG](https://appshunter.io/developer/6771587681) |

## What reviewers say

### 台東公車即時動態

[App page](https://appshunter.io/ios/app/id1574077605)

**Features:** macOS Compatibility

**In-app purchases:** none


### 飛航軌跡 SkyTrace

[App page](https://appshunter.io/ios/app/skytrace/id6785179585)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $1.99 | one-time |


## Frequently asked questions

### Is 台東公車即時動態 free?

台東公車即時動態 is free to download, with no in-app purchases.

### Is 飛航軌跡 SkyTrace free?

飛航軌跡 SkyTrace is free to download, with in-app purchases available.

### Do 台東公車即時動態 or 飛航軌跡 SkyTrace have ads?

台東公車即時動態 shows ads; 飛航軌跡 SkyTrace does not.

### Which is updated more often, 台東公車即時動態 or 飛航軌跡 SkyTrace?

台東公車即時動態 ships an update every 7 months, and 飛航軌跡 SkyTrace every 3 weeks. Most recently, 台東公車即時動態 was updated on November 3, 2026 and 飛航軌跡 SkyTrace 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.*