# SmartBox Reference Guide vs Black Widow Key Machine V2

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.

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.

## The numbers

| Metric | SmartBox Reference Guide | Black Widow Key Machine V2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (34 ratings)](https://appshunter.io/ios/app/smartbox-reference-guide/id1172947942/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/black-widow-key-machine-v2/id1600176672/reviews) |
| Number of ratings | **34** | 2 |
| Positive reviews | **62.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | Free |
| Size | 65 MB | 317 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Smart Box Technology, LLC](https://appshunter.io/developer/1172947941) | [Lock Labs, Inc.](https://appshunter.io/developer/1521325322) |

## What reviewers say

### SmartBox Reference Guide

[App page](https://appshunter.io/ios/app/smartbox-reference-guide/id1172947942)

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.

**Highlights:** Step-by-step programming guidance, Clear explanations of key concepts, Educational training tool, Focus on understanding principles, Suitable for beginners

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Black Widow Key Machine V2

[App page](https://appshunter.io/ios/app/black-widow-key-machine-v2/id1600176672)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartBox Reference Guide free?

SmartBox Reference Guide is free to download, with no in-app purchases.

### Is Black Widow Key Machine V2 free?

Black Widow Key Machine V2 is free to download, with no in-app purchases.

### Which has better reviews, SmartBox Reference Guide or Black Widow Key Machine V2?

SmartBox Reference Guide is rated higher. SmartBox Reference Guide averages 3.1 out of 5 from 34 ratings, while Black Widow Key Machine V2 averages 3.0 from 2 ratings.

### Do SmartBox Reference Guide or Black Widow Key Machine V2 have ads?

Neither SmartBox Reference Guide nor Black Widow Key Machine V2 shows ads.

### Which is updated more often, SmartBox Reference Guide or Black Widow Key Machine V2?

SmartBox Reference Guide ships an update fortnightly, and Black Widow Key Machine V2 monthly. Most recently, SmartBox Reference Guide was updated on September 17, 2026 and Black Widow Key Machine V2 on September 15, 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.*