# 認知保護王 vs Mushroom Timer

認知保護王 and Mushroom Timer are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

認知保護王 ships an update fortnightly, Mushroom Timer every 3 weeks. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 認知保護王 | Mushroom Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 147 MB | 14 MB |
| Requires iOS | 17.1 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [YIZE LIAO](https://appshunter.io/developer/1511365129) | [Lian-Shen Chen](https://appshunter.io/developer/6789467506) |

## What reviewers say

### 認知保護王

[App page](https://appshunter.io/ios/app/id1601522643)

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

**In-app purchases:** none


### Mushroom Timer

[App page](https://appshunter.io/ios/app/mushroom-timer/id6803967950)

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

**In-app purchases:** none


## Frequently asked questions

### Is 認知保護王 free?

認知保護王 is free to download, with no in-app purchases.

### Is Mushroom Timer free?

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

### Do 認知保護王 or Mushroom Timer have ads?

Neither 認知保護王 nor Mushroom Timer shows ads.

### Which is updated more often, 認知保護王 or Mushroom Timer?

認知保護王 ships an update fortnightly, and Mushroom Timer every 3 weeks. Most recently, 認知保護王 was updated on September 28, 2026 and Mushroom Timer on October 2, 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.*