# Black Widow Key Machine V2 vs CodeMaster4

The clearest difference is update cadence: CodeMaster4 at fortnightly against Black Widow Key Machine V2's monthly. Black Widow Key Machine V2's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Black Widow Key Machine V2 ships an update monthly, CodeMaster4 fortnightly. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Black Widow Key Machine V2 | CodeMaster4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/black-widow-key-machine-v2/id1600176672/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 317 MB | 202 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lock Labs, Inc.](https://appshunter.io/developer/1521325322) | [Redt Inc.](https://appshunter.io/developer/1535567812) |

## What reviewers say

### Black Widow Key Machine V2

[App page](https://appshunter.io/ios/app/black-widow-key-machine-v2/id1600176672)

This utility app allows locksmiths to 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, duplication, and progression.

**Highlights:** Cut high-security keys, Cut edge-cut keys, Cut dimple keys, Cut tibbe keys, Cut tubular keys, Bluetooth mobile connectivity, Cut by code, duplicate, and progression

**Features:** macOS Compatibility

**In-app purchases:** none


### CodeMaster4

[App page](https://appshunter.io/ios/app/codemaster4/id6741621289)

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

**In-app purchases:** none


## Frequently asked questions

### Is Black Widow Key Machine V2 free?

Black Widow Key Machine V2 is free to download, with no in-app purchases.

### Is CodeMaster4 free?

CodeMaster4 is free to download, with no in-app purchases.

### Do Black Widow Key Machine V2 or CodeMaster4 have ads?

Neither Black Widow Key Machine V2 nor CodeMaster4 shows ads.

### Which is updated more often, Black Widow Key Machine V2 or CodeMaster4?

Black Widow Key Machine V2 ships an update monthly, and CodeMaster4 fortnightly. Most recently, Black Widow Key Machine V2 was updated on September 15, 2026 and CodeMaster4 on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*