# German Pool Smart Control vs 圓玄學院

The clearest difference is update cadence: 圓玄學院 at fortnightly against German Pool Smart Control's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

German Pool Smart Control ships an update every 8 months, 圓玄學院 fortnightly. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | German Pool Smart Control | 圓玄學院 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Size | 233 MB | 8 MB |
| Requires iOS | 13.0 | 13 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [GERMAN POOL GROUP COMPANY LIMITED](https://appshunter.io/developer/1276215102) | [The Yuen Yuen Institute](https://appshunter.io/developer/1802107948) |

## What reviewers say

### German Pool Smart Control

[App page](https://appshunter.io/ios/app/german-pool-smart-control/id1639333093)

**Features:** macOS Compatibility

**In-app purchases:** none


### 圓玄學院

[App page](https://appshunter.io/ios/app/id6746192520)

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

**In-app purchases:** none


## Frequently asked questions

### Is German Pool Smart Control free?

German Pool Smart Control is free to download, with no in-app purchases.

### Is 圓玄學院 free?

圓玄學院 is free to download, with no in-app purchases.

### Do German Pool Smart Control or 圓玄學院 have ads?

Neither German Pool Smart Control nor 圓玄學院 shows ads.

### Which is updated more often, German Pool Smart Control or 圓玄學院?

German Pool Smart Control ships an update every 8 months, and 圓玄學院 fortnightly. Most recently, German Pool Smart Control was updated on November 7, 2026 and 圓玄學院 on November 8, 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.*