# KYDZ vs Black Widow Key Machine

The clearest difference is update cadence: KYDZ at every 9 days against Black Widow Key Machine's every 5 weeks. KYDZ also leads on ratings volume (8 vs 2). Black Widow Key Machine's advantage is rating (4.5 vs 4.3) and iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and monetization model 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 holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

KYDZ ships an update every 9 days, Black Widow Key Machine every 5 weeks. The most recent releases landed on October 25, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | KYDZ | Black Widow Key Machine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (8 ratings)](https://appshunter.io/ios/app/kydz/id1539109976/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/black-widow-key-machine/id1577877042/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 410 MB | 149 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Wuxi Kaiyang Electronic Technology Co., Ltd.](https://appshunter.io/developer/1131154502) | [American Key Supply](https://appshunter.io/developer/1128576890) |

## What reviewers say

### KYDZ

[App page](https://appshunter.io/ios/app/kydz/id1539109976)

This app connects automotive locksmiths to specialized hardware for generating car remotes, smart cards, and performing key profiling. It offers tools like a mechanical key ruler and VIN lookup for efficient locksmithing tasks.

**Highlights:** Car remote control generation, Smart card generation, Key profiling cutting, Mechanical key ruler, Vehicle frame number query, Bluetooth device connectivity

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

**In-app purchases:** none


### Black Widow Key Machine

[App page](https://appshunter.io/ios/app/black-widow-key-machine/id1577877042)

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.

**Highlights:** Cuts high-security keys, Cuts edge-cut keys, Cuts dimple keys, Cuts tibbe keys, Cuts tubular keys, Bluetooth connectivity, Cut by code functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KYDZ free?

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

### Is Black Widow Key Machine free?

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

### Which has better reviews, KYDZ or Black Widow Key Machine?

Black Widow Key Machine is rated higher. KYDZ averages 4.3 out of 5 from 8 ratings, while Black Widow Key Machine averages 4.5 from 2 ratings.

### Do KYDZ or Black Widow Key Machine have ads?

Neither KYDZ nor Black Widow Key Machine shows ads.

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

KYDZ ships an update every 9 days, and Black Widow Key Machine every 5 weeks. Most recently, KYDZ was updated on October 25, 2026 and Black Widow Key Machine on September 6, 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.*