# Peep prevention calculator — 〜数キーが非表示となり、入力毎に配置も変更される電卓〜

> 〜数キーが非表示となり、入力毎に配置も変更される電卓〜 (iPhone/iPad app by Hideaki Uchikoshi.)

- Source: https://appshunter.io/ios/app/peep-prevention-calculator/id6502156078 (this page in markdown: same URL + `.md`)
- Developer: [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 15.8.3 · 35 MB
- Languages: American English, Japanese
- Released: 2024-05-02
- Data updated: 2026-08-02
- User reviews in markdown: https://appshunter.io/ios/app/peep-prevention-calculator/id6502156078/reviews.md

## What is Peep prevention calculator?

A calculator which the number keys are hidden and the arrangement changes with each input.


## Version history (last 5 releases)

### 1.1.68 — 2026-07-28

・Fixes regarding advertisement display frequency, screen transitions etc.
・Bug fixes and performance improvements, Updates regarding internal processing

### 1.1.67 — 2026-07-18

・Fixes regarding advertisement display frequency, screen transitions etc.
・Bug fixes and performance improvements, Updates regarding internal processing

### 1.1.66 — 2026-05-27

・Fixes regarding advertisement display frequency, screen transitions etc.
・Bug fixes and performance improvements, Updates regarding internal processing

### 1.1.65 — 2026-04-28

・Fixes regarding advertisement display frequency, screen transitions etc.
・Bug fixes and performance improvements, Updates regarding internal processing

### 1.1.64 — 2026-03-28

・Fixes regarding advertisement display frequency, screen transitions etc.
・Bug fixes and performance improvements, Updates regarding internal processing

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## More apps by Hideaki Uchikoshi

- [Caesar-Cipher](https://appshunter.io/ios/app/caesar-cipher/id1559575000)
- [Candle Position](https://appshunter.io/ios/app/candle-position/id1607432198)
- [Finger friendly camera](https://appshunter.io/ios/app/finger-friendly-camera/id1608106549)
- [Baumkuchen divided](https://appshunter.io/ios/app/baumkuchen-divided/id6480042293)
- [Ball rolling(2D)](https://appshunter.io/ios/app/ball-rolling2d/id6480332725)
- [Big character calculator](https://appshunter.io/ios/app/big-character-calculator/id6480366253)

All apps by Hideaki Uchikoshi: https://appshunter.io/developer/1559575002

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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 2026-08-02.*