# WhenRedTap vs 三千壁纸

The clearest difference is in-app purchases: 三千壁纸 at none against WhenRedTap's 2. WhenRedTap's advantage is ads (none vs shown) and update cadence (every 4 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. WhenRedTap sells 2 one-off in-app purchases. 三千壁纸 asks for nothing beyond the download.

WhenRedTap ships an update every 4 days, 三千壁纸 fortnightly. The most recent releases landed on September 27, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | WhenRedTap | 三千壁纸 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/whenredtap/id6451321706/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 72 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [泽 王](https://appshunter.io/developer/1382857941) | [氪智科技](https://appshunter.io/developer/1726116656) |

## What reviewers say

### WhenRedTap

[App page](https://appshunter.io/ios/app/whenredtap/id6451321706)

Test your reaction time with engaging stopwatch and agility games. Compete on leaderboards and enjoy classic arcade fun. Perfect for quick challenges and improving reflexes.

**Highlights:** Reaction speed testing, Agility games, Leaderboard competition, Whack-a-Mole mini-game, Milliseconds precision tracking

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Paid Unlock | $0.99 | one-time |


### 三千壁纸

[App page](https://appshunter.io/ios/app/4k/id6760618288)

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

**In-app purchases:** none


## Frequently asked questions

### Is WhenRedTap free?

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

### Is 三千壁纸 free?

三千壁纸 is free to download, with no in-app purchases.

### Do WhenRedTap or 三千壁纸 have ads?

三千壁纸 shows ads; WhenRedTap does not.

### Which is updated more often, WhenRedTap or 三千壁纸?

WhenRedTap ships an update every 4 days, and 三千壁纸 fortnightly. Most recently, WhenRedTap was updated on September 27, 2026 and 三千壁纸 on October 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.*