# HTML5AppTester vs CarBox

The clearest difference is in-app purchases: HTML5AppTester at none against CarBox's 2. HTML5AppTester also leads on iOS requirement (9.0 vs 16.1). CarBox's advantage is update cadence (every 10 days vs every 16 months). On price, ads and device support there is nothing between them.

Both are free to download. CarBox sells 2 in-app purchases, starting at $9.99 per 7 days. HTML5AppTester asks for nothing beyond the download.

HTML5AppTester ships an update every 16 months, CarBox every 10 days. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | HTML5AppTester | CarBox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (8 ratings)](https://appshunter.io/ios/app/carbox-widgets-and-sounds/id6787137319/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 10 days** |
| Monetization | — | Subscription |
| Size | 18 MB | 195 MB |
| Requires iOS | **9.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Pablo Clemente](https://appshunter.io/developer/721792087) | [DANA LAS LTD](https://appshunter.io/developer/1707023191) |

## What reviewers say

### HTML5AppTester

[App page](https://appshunter.io/ios/app/html5apptester/id1120947079)

**Features:** macOS Compatibility

**In-app purchases:** none


### CarBox

[App page](https://appshunter.io/ios/app/carbox-widgets-and-sounds/id6787137319)

Personalize your driving experience with custom startup sounds, voice greetings, widgets, and themes. Create unique visuals using AI image generation and build a profile for your vehicle. Requires a paid subscription for full access.

**Highlights:** Custom startup sounds and voice greetings, Personalized widgets and visuals, AI image generation for themes, Vehicle profile creation, AI photo diagnostics, AI chat for roadside issues, Sound inspector for mechanical issues

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $9.99 | per 7 days |
| Yearly Premium | $49.99 | per year |


## Frequently asked questions

### Is HTML5AppTester free?

HTML5AppTester is free to download, with no in-app purchases.

### Is CarBox free?

CarBox is free to download, with in-app purchases available.

### Do HTML5AppTester or CarBox have ads?

Neither HTML5AppTester nor CarBox shows ads.

### Which is updated more often, HTML5AppTester or CarBox?

HTML5AppTester ships an update every 16 months, and CarBox every 10 days. Most recently, HTML5AppTester was updated on October 20, 2026 and CarBox on October 11, 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.*