# Kukai vs Lonsdor

The clearest difference is rating: Lonsdor at 4.2 against Kukai's 1.0. Lonsdor also leads on update cadence (weekly vs every 3 weeks) and ratings volume (6 vs 1). 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.

Lonsdor holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Lonsdor has 6 ratings behind it against 1, so its average is the more settled of the two.

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

## The numbers

| Metric | Kukai | Lonsdor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/kukai/id1563851375/reviews) | **[4.2 (6 ratings)](https://appshunter.io/ios/app/lonsdor/id6458650808/reviews)** |
| Number of ratings | 1 | **6** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 360 MB | 81 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [军 杨](https://appshunter.io/developer/1489139639) | [深圳领世达科技有限公司](https://appshunter.io/developer/1698956625) |

## What reviewers say

### 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


### Lonsdor

[App page](https://appshunter.io/ios/app/lonsdor/id6458650808)

This app connects to a programmer via Bluetooth, enabling automotive professionals to perform various operations on key fobs and tire pressure sensors. It is designed for global use by those in the auto parts industry.

**Highlights:** Bluetooth connectivity, Key fob programming, Tire pressure sensor operations, Professional automotive use, Global accessibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kukai free?

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

### Is Lonsdor free?

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

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

Lonsdor is rated higher. Kukai averages 1.0 out of 5 from 1 ratings, while Lonsdor averages 4.2 from 6 ratings.

### Do Kukai or Lonsdor have ads?

Neither Kukai nor Lonsdor shows ads.

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

Kukai ships an update every 3 weeks, and Lonsdor weekly. Most recently, Kukai was updated on August 17, 2026 and Lonsdor 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.*