# FORCE 運動空間 vs 凱琳

The clearest difference is in-app purchases: FORCE 運動空間 at none against 凱琳's 2. FORCE 運動空間 also leads on iOS requirement (15.6 vs 17.0). 凱琳's advantage is update cadence (every 2 weeks vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 凱琳 sells 2 in-app purchases, starting at $5.99 per month. FORCE 運動空間 asks for nothing beyond the download.

FORCE 運動空間 ships an update every 5 weeks, 凱琳 every 2 weeks. The most recent releases landed on October 15, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | FORCE 運動空間 | 凱琳 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Size | 78 MB | 65 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CLOUDGEM LIMITED](https://appshunter.io/developer/1852719825) | [Chin YU XUAN](https://appshunter.io/developer/6781631336) |

## What reviewers say

### FORCE 運動空間

[App page](https://appshunter.io/ios/app/force/id1453648078)

**Features:** Apple Wallet

**In-app purchases:** none


### 凱琳

[App page](https://appshunter.io/ios/app/id6804378115)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 凱琳會員 | $5.99 | per month |
| 凱琳會員（年繳） | $39.99 | per year |


## Frequently asked questions

### Is FORCE 運動空間 free?

FORCE 運動空間 is free to download, with no in-app purchases.

### Is 凱琳 free?

凱琳 is free to download, with in-app purchases available.

### Do FORCE 運動空間 or 凱琳 have ads?

Neither FORCE 運動空間 nor 凱琳 shows ads.

### Which is updated more often, FORCE 運動空間 or 凱琳?

FORCE 運動空間 ships an update every 5 weeks, and 凱琳 every 2 weeks. Most recently, FORCE 運動空間 was updated on October 15, 2026 and 凱琳 on October 19, 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.*