# KTouch21: Rider Transformation — Henshin Sound Simulator

> Kamen Rider-inspired transformation sound simulator for Apple devices. (iPhone/iPad app by 凯祥 孟.)

- Source: https://appshunter.io/ios/app/ktouch21-rider-transformation/id6745145526 (this page in markdown: same URL + `.md`)
- Developer: [凯祥 孟](https://appshunter.io/developer/1877739028)
- Category: Entertainment, Utilities
- Price: $1.99
- Age rating: 4+
- Requires: iOS 15.0 · 54 MB
- Languages: American English
- Released: 2025-05-19
- Data updated: 2026-08-31
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/ktouch21-rider-transformation/id6745145526/reviews.md

## What is KTouch21?

KTouch21 is now available on Apple devices!

This is a Kamen Rider-inspired transformation simulator. Tap the screen in different sequences to trigger authentic transformation sound effects — just like your favorite Riders.

Whether you're using an iPhone or Apple Watch, you can relive the excitement of becoming a hero. Familiar with the Rider system? Then you'll master the sequence with ease!

Perfect for fans, collectors, and those who never stopped dreaming of transforming.

Hidden Number Card Combinations:
01
0320
555
000
453145
495144
530083
663032
10086
1971
1987
2000–2025
2068

## Key features

- Kamen Rider-inspired transformations
- Authentic sound effects
- Tap sequence triggers
- iPhone and Apple Watch support
- Hero transformation simulation

## Recent user reviews (10 of 25)

All indexed reviews: https://appshunter.io/ios/app/ktouch21-rider-transformation/id6745145526/reviews.md

### 5/5 — 提问能加音乐和台词吗

*2026-08-11*

主题曲什么的

**Developer response:** 想加什么音乐呢？

### 4/5 — 没有神主牌21音效

*2026-07-29*

没有神主牌21音效

### 1/5 — 没声音啊

*2026-07-17*

我这个怎么没声音啊，调音量也按不了

**Developer response:** 如果是手机的话 你看看是不是设置了静音模式

### 4/5 — 音效

*2026-07-01*

神主21的变身音效缺少 K Touch 21的音效 点完变身 没有帝骑的音效 望加装音效

### 5/5 — 可玩性

*2026-06-04*

可玩性非常高，对特摄厨非常友好的软件，有手表的话玩法会更有意思，必须好评！

### 5/5 — 反馈

*2026-05-21*

点任何旧十年的全骑士后点F就发出帝骑21的音效，修复一下

**Developer response:** 收到反馈，感谢提醒。

### 1/5 — 没有声音，咋回事

*2026-03-29*

各个图标没有声音。咋回事，不会被坑了吧

**Developer response:** 你好，请确认开启了声音，如果还是不行，请回复邮件dishou2006@126.com联系处理，感谢你的购买。

### 4/5 — 数字按键确认键没反应

*2026-03-15*

数字按键确认键没反应

### 5/5 — 有机会可以补上时王表盘吗

*2025-12-14*

有时间可以补上时王的吗，感觉手表配时王的最搭配哈哈哈😂

**Developer response:** 时王要收集好素材才可以做，的确手表玩感觉更配，一拧新转动

### 5/5 — 假面骑士模拟器

*2025-11-24*

哥们很耐心，做的东西也非常好，很听玩家的意见，不错！！！

## Frequently asked questions about KTouch21

### What is KTouch21?

KTouch21 is a transformation sound simulator inspired by Kamen Rider. It allows users to trigger authentic transformation sound effects by tapping the screen in specific sequences.

### What devices does KTouch21 support?

KTouch21 is available for Apple devices, including iPhone, iPod, and Apple Watch.

### How much does KTouch21 cost?

KTouch21 is a paid application, priced at $1.99.

### Does KTouch21 have ads?

No, KTouch21 does not contain advertisements.

### What is the age rating for KTouch21?

KTouch21 has an age rating of 4+.

### How often is KTouch21 updated?

The latest version, 1.3.5, was released on June 15, 2026, indicating regular updates are provided.

### Is KTouch21 good for offline play?

As a sound simulator, KTouch21's core functionality of triggering sound effects is likely to work offline, though specific features might depend on the implementation.

### What makes KTouch21 unique compared to other sound apps?

KTouch21 focuses specifically on authentic Kamen Rider-inspired transformation sounds, offering a dedicated experience for fans of the series.

## Version history (last 5 releases)

### 1.3.6 — 2026-08-06

- Added continuous swipe touch support for a smoother and more intuitive experience.
- Improved touch interaction and overall user experience.

### 1.3.5 — 2026-06-15

Added new number combination sounds: 1971, 1987, and 2068.

### 1.3.3 — 2025-10-29

1. Added transformation sound effects triggered by the year numbers of each Kamen Rider.
2. Fixed the issue where sound could not play when the Apple Watch screen was off.

### 1.3.2 — 2025-07-24

Replace some ktouch audio files with better quality ones.

### 1.3.1 — 2025-07-23

1.   Fix the bug of the DIEND Simulator.

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## More apps by 凯祥 孟

- [Henshin Hero - Game for watch](https://appshunter.io/ios/app/henshin-hero-game-for-watch/id6740705851)
- [WristGun: gun fx for watch](https://appshunter.io/ios/app/wristgun-gun-fx-for-watch/id6746664182)
- [Stand Power](https://appshunter.io/ios/app/stand-power/id6748025648)
- [Faiz 555 Driver](https://appshunter.io/ios/app/faiz-555-driver/id6748144349)
- [Transform Watch](https://appshunter.io/ios/app/transform-watch/id6752024029)

All apps by 凯祥 孟: https://appshunter.io/developer/1877739028

## Related topics

[ariel rider](https://appshunter.io/ios/topics/ariel-rider) · [kamen rider](https://appshunter.io/ios/topics/kamen-rider) · [vector file converter](https://appshunter.io/ios/topics/vector-file-converter)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*