# Black Widow Key Machine V2 vs Key Defender

The clearest difference is iOS requirement: Black Widow Key Machine V2 at 12.0 against Key Defender's 15.0. On price, update cadence, ads and in-app purchases 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, Key Defender every 2 months. The most recent releases landed on October 19, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Black Widow Key Machine V2 | Key Defender |
| --- | --- | --- |
| 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** | Every 2 months |
| Monetization | Free | — |
| Size | 317 MB | 88 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lock Labs, Inc.](https://appshunter.io/developer/1521325322) | [Shenzhen Ecartek Technology, Ltd.](https://appshunter.io/developer/994423482) |

## 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


### Key Defender

[App page](https://appshunter.io/ios/app/key-defender/id6804600891)

**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 Key Defender free?

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

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

Neither Black Widow Key Machine V2 nor Key Defender shows ads.

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

Black Widow Key Machine V2 ships an update monthly, and Key Defender every 2 months. Most recently, Black Widow Key Machine V2 was updated on October 19, 2026 and Key Defender on October 31, 2026.

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