Kukai vs Black Widow Key Machine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kukai
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.
- Bluetooth connectivity to machines
- Key decoding
- Key cutting
- Key duplication
- Key profile creation
- Intelligent updates
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Kukai App is used for controlling automatic key cutting machines. The App connects with machine via Bluetooth and supports to decode, cut, duplicate keys and create key profile. The App will be update intelligently and make the locksmiths from all over the world work more easily and efficiently.
Black Widow Key Machine
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.
- Cuts high-security keys
- Cuts edge-cut keys
- Cuts dimple keys
- Cuts tibbe keys
- Cuts tubular keys
- Bluetooth connectivity
- Cut by code functionality
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The Black Widow key machine is designed to quickly cut all keys a locksmith needs to run their business: high-security, edge-cut, dimple, tibbe, and tubular key blanks. Use your mobile device via Bluetooth to cut keys by code, duplicate, and progression your keys.
Screenshots
Verdict
The clearest difference is rating: Black Widow Key Machine at 4.5 against Kukai's 1.0. On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Kukai ships an update every 3 weeks, Black Widow Key Machine every 5 weeks. The most recent releases landed on August 17, 2026 and September 6, 2026 respectively.
| Parameter | Kukai | Black Widow Key Machine |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.5 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 3 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 360 MB | 149 MB |
| Age rating | 4+ | 4+ |
| Developer | 军 杨 | American Key Supply |
Customer experience
Kukai
Black Widow Key Machine
In-app purchases
Kukai
No in-app purchases
Black Widow Key Machine
No in-app purchases
Questions
Is Kukai free?
Is Black Widow Key Machine free?
Which has better reviews, Kukai or Black Widow Key Machine?
Do Kukai or Black Widow Key Machine have ads?
Which is updated more often, Kukai or Black Widow Key Machine?
Other comparisons
