# PFx Brick vs Universal Speed Test

The clearest difference is in-app purchases: PFx Brick at none against Universal Speed Test's 1. PFx Brick also leads on ads (none vs shown) and iOS requirement (9.3 vs 17.0). Universal Speed Test's advantage is update cadence (monthly vs every 16 months). On price and device support there is nothing between them.

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

PFx Brick ships an update every 16 months, Universal Speed Test monthly. The most recent releases landed on November 2, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | PFx Brick | Universal Speed Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/pfx-brick/id1343412030/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Monthly** |
| Monetization | Free | — |
| Size | 17 MB | 8 MB |
| Requires iOS | **9.3** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Fx Bricks Inc.](https://appshunter.io/developer/1343412029) | [Birkan Aksoy](https://appshunter.io/developer/1626910993) |

## What reviewers say

### PFx Brick

[App page](https://appshunter.io/ios/app/pfx-brick/id1343412030)

Control and customize your PFx Brick devices with this app. Manage motor functions, lighting effects, and sound through a Bluetooth connection. Offers intuitive control panels and emulation of classic remote controls.

**Highlights:** Bluetooth Low Energy connection, Motor control and lighting effects, Multi-channel sound effects, Customizable control panels, Emulation of LEGO Power Functions IR remotes, Device configuration (name, power saving, audio)

**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 PFx Brick free?

PFx Brick 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 PFx Brick or Universal Speed Test have ads?

Universal Speed Test shows ads; PFx Brick does not.

### Which is updated more often, PFx Brick or Universal Speed Test?

PFx Brick ships an update every 16 months, and Universal Speed Test monthly. Most recently, PFx Brick was updated on November 2, 2026 and Universal Speed Test on November 10, 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.*