# KYDZ vs Kukai

The clearest difference is review sentiment: KYDZ at 75% against Kukai's 0%. KYDZ also leads on rating (4.1 vs 1.0) and ratings volume (7 vs 1). Kukai's advantage is iOS requirement (13.0 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.

KYDZ holds the better App Store score, 4.1 against 1.0. That said, the two scores are not equally well evidenced: KYDZ has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 75% of KYDZ's written reviews are positive against 0% of Kukai's.

KYDZ ships an update every 10 days, Kukai every 3 weeks. The most recent releases landed on September 13, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | KYDZ | Kukai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/kydz/id1539109976/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/kukai/id1563851375/reviews) |
| Number of ratings | **7** | 1 |
| Positive reviews | **75.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 403 MB | 360 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Wuxi Kaiyang Electronic Technology Co., Ltd.](https://appshunter.io/developer/1131154502) | [军 杨](https://appshunter.io/developer/1489139639) |

## 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


### Kukai

[App page](https://appshunter.io/ios/app/kukai/id1563851375)

This application connects to automatic key cutting machines via Bluetooth. It allows users to decode, cut, duplicate keys, and create key profiles, aiming to improve efficiency for locksmiths globally.

**Highlights:** Bluetooth connectivity to machines, Key decoding, Key cutting, Key duplication, Key profile creation, Intelligent updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KYDZ free?

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

### Is Kukai free?

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

### Which has better reviews, KYDZ or Kukai?

KYDZ is rated higher. KYDZ averages 4.1 out of 5 from 7 ratings, while Kukai averages 1.0 from 1 ratings.

### Do KYDZ or Kukai have ads?

Neither KYDZ nor Kukai shows ads.

### Which is updated more often, KYDZ or Kukai?

KYDZ ships an update every 10 days, and Kukai every 3 weeks. Most recently, KYDZ was updated on September 13, 2026 and Kukai on August 17, 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.*