# B1 Dex Utility vs Universal Speed Test

The clearest difference is in-app purchases: B1 Dex Utility at none against Universal Speed Test's 1. B1 Dex Utility also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Universal Speed Test sells 1 one-off in-app purchase. B1 Dex Utility asks for nothing beyond the download.

B1 Dex Utility ships an update every 3 weeks, Universal Speed Test monthly. The most recent releases landed on October 10, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | B1 Dex Utility | Universal Speed Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/b1-dex-utility/id6464839497/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 16 MB | 8 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [Block One](https://appshunter.io/developer/1706416102) | [Birkan Aksoy](https://appshunter.io/developer/1626910993) |

## What reviewers say

### B1 Dex Utility

[App page](https://appshunter.io/ios/app/b1-dex-utility/id6464839497)

This application allows drivers to scan and view information from BlockOne DEX utility devices. It supports debugging and modifying key device details like manufacturer name, serial number, and firmware revision for direct store delivery and full-service vending operations.

**Highlights:** Scan BlockOne DEX utility device information, View device details, Debug device information, Modify Manufacturer Name, Modify Serial Number, Modify Hardware Revision, Modify Firmware Revision, Modify UUID, Modify BlueTooth Name

**Features:** macOS Compatibility

**In-app purchases:** none


### Universal Speed Test

[App page](https://appshunter.io/ios/app/universal-speed-test/id6784457198)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is B1 Dex Utility free?

B1 Dex Utility is free to download, with no in-app purchases.

### Is Universal Speed Test free?

Universal Speed Test is free to download, with in-app purchases available.

### Do B1 Dex Utility or Universal Speed Test have ads?

Universal Speed Test shows ads; B1 Dex Utility does not.

### Which is updated more often, B1 Dex Utility or Universal Speed Test?

B1 Dex Utility ships an update every 3 weeks, and Universal Speed Test monthly. Most recently, B1 Dex Utility was updated on October 10, 2026 and Universal Speed Test on October 20, 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.*