# CodeMaster4 — app for REDT Miracle machines

> app for REDT Miracle machines (iPhone/iPad app by Redt Inc..)

- Source: https://appshunter.io/ios/app/codemaster4/id6741621289 (this page in markdown: same URL + `.md`)
- Developer: [Redt Inc.](https://appshunter.io/developer/1535567812)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 205 MB
- Languages: American English, French (France), Japanese, Korean, Brazilian Portuguese, European Spanish
- Released: 2025-02-13
- Data updated: 2026-08-22
- User reviews in markdown: https://appshunter.io/ios/app/codemaster4/id6741621289/reviews.md

## What is CodeMaster4?

CodeMaster4™ is a professional app designed for operating the MIRACLE™ key machine, offering professional locksmiths a range of features for efficient and user-friendly key cutting. The app enables professional locksmiths to cut and duplicate keys using an extensive collection of car, house, and special keys, while providing convenience features for seamless machine operation. 

Key features include: 

- An extensive key database covering car, motorbike, residential, and various specialized keys. 
- Simple and fast key cutting and duplication. 
- Customizable key cutting options to meet specific needs. 
- Easy creation and management of personal key data. 
- Wear correction feature for older key cylinders. 
- Favorites and history management for quick access to frequently used key data. 
- Machine management tools, including calibration, to ensure optimal performance. 
- Key marking function for easy identification. 
- Additional features for seamless operation of the MIRACLE™ key machine.

■ Supported Devices

 - Tablet PCs, Smartphones

■ Communication 

  - Bluetooth LE(Wireless)  

■ Screen Orientation 

 - Tablet: Fixed Landscape Mode  
 - Smartphone: Fixed Portrait Mode 

■ Supported Languages

- English 
- Korean (한국어)  
- Japanese (日本語)
- Spanish (Español)
- Portuguese(Português)

■ Supported MIRACLE™ Products

- MIRACLE™-A9 Nova

■ Contact Us 

Redt Inc. 

www.iredt.com 

▶ Customer Support Email: tech-support@iredt.com


## Version history (last 5 releases)

### 1.5.3 — 2026-08-19

DB Update

### 1.5.1 — 2026-07-31

DB Update

### 1.5.0 — 2026-07-16

Added XY Step Division for Ultra-Low-Speed Cutting
Added Per-Profile Tool Diameter Saving and Automatic Application
Enhanced Long-Key Stopper and Auxiliary Jig Safety
Improved Decimal Bitting Display and Key Preview
Corrected S10 Magnum 5833/5834 Stopper Coordinates
Retained Tool Type and Diameter Settings
Added Custom Database Updates
Other Bug Fixes and Stability Improvements

### 1.4.10 — 2026-06-22

DB Update

### 1.4.9 — 2026-06-19

Fixed device discovery issues.

## Apps similar to CodeMaster4

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Kukai](https://appshunter.io/ios/app/kukai/id1563851375) | 1.0 (1) | Free | Utilities |
| [AiK Keytool](https://appshunter.io/ios/app/aik-keytool/id1604342529) | 3.0 (2) | Free | Utilities |
| [Black Widow Key Machine](https://appshunter.io/ios/app/black-widow-key-machine/id1577877042) | 4.5 (2) | Free | Utilities |
| [KYDZ](https://appshunter.io/ios/app/kydz/id1539109976) | 4.1 (7) | Free | Utilities |
| [Black Widow Key Machine V2](https://appshunter.io/ios/app/black-widow-key-machine-v2/id1600176672) | 3.0 (2) | Free | Utilities |
| [EoneBoss](https://appshunter.io/ios/app/eoneboss/id6754631358) | — | Free | Utilities |

## More apps by Redt Inc.

- [CodeMaster-M](https://appshunter.io/ios/app/codemaster-m/id1539082660)
- [MagicTablet](https://appshunter.io/ios/app/magictablet/id1624600525)
- [NCSpoolerX](https://appshunter.io/ios/app/ncspoolerx/id6758647571)

All apps by Redt Inc.: https://appshunter.io/developer/1535567812

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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 2026-08-22.*