# SmartKey Box vs VDIAGTOOL

The clearest difference is rating: SmartKey Box at 5.0 against VDIAGTOOL's 2.8. VDIAGTOOL's advantage is ratings volume (8 vs 1). On price, update cadence, 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.

SmartKey Box holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: VDIAGTOOL has 8 ratings behind it against 1, so its average is the more settled of the two.

SmartKey Box ships an update fortnightly, VDIAGTOOL every 3 weeks. The most recent releases landed on September 16, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | SmartKey Box | VDIAGTOOL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smartkey-box/id1544208283/reviews)** | [2.8 (8 ratings)](https://appshunter.io/ios/app/vdiagtool/id6751025207/reviews) |
| Number of ratings | 1 | **8** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 181 MB | 1.1 GB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen XHorse Electronics Co., Ltd.](https://appshunter.io/developer/847134173) | [Shenzhen VDIAGTOOL Technology Co., Ltd](https://appshunter.io/developer/1833169281) |

## What reviewers say

### SmartKey Box

[App page](https://appshunter.io/ios/app/smartkey-box/id1544208283)

Control your car's locks, trunk, and panic functions directly from your smartphone. This app connects via Bluetooth to a smart key box, offering a convenient and customizable way to manage vehicle access with various gesture controls.

**Highlights:** Bluetooth connectivity to smart key box, Remote lock/unlock vehicle, Trunk open function, Panic alarm activation, Customizable gesture controls (single-click, double-click, press-and-hold), Multiple style options

**Features:** macOS Compatibility

**In-app purchases:** none


### VDIAGTOOL

[App page](https://appshunter.io/ios/app/vdiagtool/id6751025207)

This app provides comprehensive vehicle diagnostics, acting as a portable, professional solution. It connects to a Bluetooth OBDII adapter for full-system scanning and special functions on various car brands.

**Highlights:** Full-system vehicle diagnostics, Professional special functions (oil reset, DPF regen, EPB), High-speed Bluetooth OBDII adapter included, Portable, pocket-sized design, Cross-platform iOS compatibility

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

**In-app purchases:** none


## Frequently asked questions

### Is SmartKey Box free?

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

### Is VDIAGTOOL free?

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

### Which has better reviews, SmartKey Box or VDIAGTOOL?

SmartKey Box is rated higher. SmartKey Box averages 5.0 out of 5 from 1 ratings, while VDIAGTOOL averages 2.8 from 8 ratings.

### Do SmartKey Box or VDIAGTOOL have ads?

Neither SmartKey Box nor VDIAGTOOL shows ads.

### Which is updated more often, SmartKey Box or VDIAGTOOL?

SmartKey Box ships an update fortnightly, and VDIAGTOOL every 3 weeks. Most recently, SmartKey Box was updated on September 16, 2026 and VDIAGTOOL on September 12, 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.*