Black Widow Key Machine vs CodeMaster4
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Black Widow Key Machine
This mobile tool allows locksmiths to quickly cut various types of keys, including high-security, edge-cut, dimple, tibbe, and tubular blanks. It connects via Bluetooth to a mobile device for cutting keys by code, duplicating, and progression.
- Cuts high-security keys
- Cuts edge-cut keys
- Cuts dimple keys
- Cuts tibbe keys
- Cuts tubular keys
- Bluetooth connectivity
- Cut by code functionality
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The Black Widow key machine is designed to quickly cut all keys a locksmith needs to run their business: high-security, edge-cut, dimple, tibbe, and tubular key blanks. Use your mobile device via Bluetooth to cut keys by code, duplicate, and progression your keys.
CodeMaster4
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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
Screenshots
Verdict
The clearest difference is update cadence: CodeMaster4 at fortnightly against Black Widow Key Machine's every 5 weeks. Black Widow Key Machine's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Black Widow Key Machine ships an update every 5 weeks, CodeMaster4 fortnightly. The most recent releases landed on September 6, 2026 and September 17, 2026 respectively.
| Parameter | Black Widow Key Machine | CodeMaster4 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 149 MB | 202 MB |
| Age rating | 4+ | 4+ |
| Developer | American Key Supply | Redt Inc. |
In-app purchases
Black Widow Key Machine
No in-app purchases
CodeMaster4
No in-app purchases
Questions
Is Black Widow Key Machine free?
Is CodeMaster4 free?
Do Black Widow Key Machine or CodeMaster4 have ads?
Which is updated more often, Black Widow Key Machine or CodeMaster4?
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