SmartBox Reference Guide vs Black Widow Key Machine V2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SmartBox Reference Guide
Learn programming concepts through guided lessons. This educational tool breaks down key programming ideas for understanding, not for live coding. Ideal for beginners wanting to grasp fundamental principles.
- Step-by-step programming guidance
- Clear explanations of key concepts
- Educational training tool
- Focus on understanding principles
- Suitable for beginners
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Smartbox Reference Guide — Learn key programming step-by-step with clear guidance. This app is a training tool designed to help users understand and master key programming concepts — for learning only, not for actual programming.
Black Widow Key Machine V2
This utility app allows locksmiths to 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, duplication, and progression.
- Cut high-security keys
- Cut edge-cut keys
- Cut dimple keys
- Cut tibbe keys
- Cut tubular keys
- Bluetooth mobile connectivity
- Cut by code, duplicate, and progression
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The Black Widow R 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
SmartBox Reference Guide and Black Widow Key Machine V2 both sit at 3.1 stars, but that hides the real split: 63% of SmartBox Reference Guide's written reviews are positive against 0% of Black Widow Key Machine V2's. SmartBox Reference Guide also leads on ratings volume (34 vs 2) and update cadence (fortnightly vs monthly). On price, rating, ads and in-app purchases 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.
On the App Store both sit at effectively the same score — 3.1 for SmartBox Reference Guide against 3.0 for Black Widow Key Machine V2. That said, the two scores are not equally well evidenced: SmartBox Reference Guide has 34 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 63% of SmartBox Reference Guide's written reviews are positive against 0% of Black Widow Key Machine V2's.
SmartBox Reference Guide ships an update fortnightly, Black Widow Key Machine V2 monthly. The most recent releases landed on September 17, 2026 and September 15, 2026 respectively.
| Parameter | SmartBox Reference Guide | Black Widow Key Machine V2 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (34 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 62.5% of reviews — better | 0.0% of reviews |
| Number of ratings | 34 — better | 2 |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 65 MB | 317 MB |
| Age rating | 17+ | 4+ |
| Developer | Smart Box Technology, LLC | Lock Labs, Inc. |
Customer experience
SmartBox Reference Guide
Black Widow Key Machine V2
In-app purchases
SmartBox Reference Guide
No in-app purchases
Black Widow Key Machine V2
No in-app purchases
Questions
Is SmartBox Reference Guide free?
Is Black Widow Key Machine V2 free?
Which has better reviews, SmartBox Reference Guide or Black Widow Key Machine V2?
Do SmartBox Reference Guide or Black Widow Key Machine V2 have ads?
Which is updated more often, SmartBox Reference Guide or Black Widow Key Machine V2?
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