# KYDZ vs 零豆Watch

The clearest difference is update cadence: KYDZ at every 10 days against 零豆Watch's every 6 weeks. 零豆Watch's advantage is iOS requirement (11.0 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.

KYDZ ships an update every 10 days, 零豆Watch every 6 weeks. The most recent releases landed on September 13, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | KYDZ | 零豆Watch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/kydz/id1539109976/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 6 weeks |
| Monetization | Free | — |
| Size | 403 MB | 34 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Wuxi Kaiyang Electronic Technology Co., Ltd.](https://appshunter.io/developer/1131154502) | [Shenzhen Lingdou Technology Co., Ltd.](https://appshunter.io/developer/1652621068) |

## 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


### 零豆Watch

[App page](https://appshunter.io/ios/app/watch/id6444144534)

**In-app purchases:** none


## Frequently asked questions

### Is KYDZ free?

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

### Is 零豆Watch free?

零豆Watch is free to download, with no in-app purchases.

### Do KYDZ or 零豆Watch have ads?

Neither KYDZ nor 零豆Watch shows ads.

### Which is updated more often, KYDZ or 零豆Watch?

KYDZ ships an update every 10 days, and 零豆Watch every 6 weeks. Most recently, KYDZ was updated on September 13, 2026 and 零豆Watch on September 10, 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.*