# SymptomTrace vs 羽球排場王

The clearest difference is in-app purchases: SymptomTrace at none against 羽球排場王's 1. 羽球排場王's advantage is update cadence (every 6 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 羽球排場王 sells 1 in-app purchase, starting at $5.99 per year. SymptomTrace asks for nothing beyond the download.

SymptomTrace ships an update every 6 weeks, 羽球排場王 every 6 days. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | SymptomTrace | 羽球排場王 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Size | 58 MB | 34 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SymptomTrace Inc.](https://appshunter.io/developer/1662417891) | [CHI TING HSU](https://appshunter.io/developer/1784297237) |

## What reviewers say

### SymptomTrace

[App page](https://appshunter.io/ios/app/symptomtrace/id6505068519)

**Features:** macOS Compatibility

**In-app purchases:** none


### 羽球排場王

[App page](https://appshunter.io/ios/app/id6739219573)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Badminton King Annual Support | $5.99 | per year |


## Frequently asked questions

### Is SymptomTrace free?

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

### Is 羽球排場王 free?

羽球排場王 is free to download, with in-app purchases available.

### Do SymptomTrace or 羽球排場王 have ads?

Neither SymptomTrace nor 羽球排場王 shows ads.

### Which is updated more often, SymptomTrace or 羽球排場王?

SymptomTrace ships an update every 6 weeks, and 羽球排場王 every 6 days. Most recently, SymptomTrace was updated on October 13, 2026 and 羽球排場王 on October 9, 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.*