# Garrett Motion G vs SpeedOmeter SP

The clearest difference is in-app purchases: Garrett Motion G at none against SpeedOmeter SP's 1. Garrett Motion G also leads on ads (none vs shown). SpeedOmeter SP's advantage is update cadence (every 2 weeks vs every 4 months) and ratings volume (4 vs 1). On price and rating there is nothing between them.

Both are free to download. SpeedOmeter SP sells 1 one-off in-app purchase. Garrett Motion G asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Garrett Motion G against 5.0 for SpeedOmeter SP. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Garrett Motion G ships an update every 4 months, SpeedOmeter SP every 2 weeks. The most recent releases landed on June 6, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Garrett Motion G | SpeedOmeter SP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/garrett-motion-g-smart-module/id6457547124/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/speedometer-sp/id6471596102/reviews) |
| Number of ratings | 1 | **4** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 67 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Performance Electronics](https://appshunter.io/developer/1161515426) | [Spyridon Bousios](https://appshunter.io/developer/1168309944) |

## What reviewers say

### Garrett Motion G

[App page](https://appshunter.io/ios/app/garrett-motion-g-smart-module/id6457547124)

This free tool connects to a Bluetooth module to display turbo speed and boost pressure data on your mobile device. Optimize turbocharger durability and performance by monitoring operating RPMs and calculating turbo efficiency.

**Highlights:** Display turbo speed and boost pressure, Optimize turbocharger durability and performance, Calculate turbo efficiency, Gauge and graph data formats, 120-second live data plot, Easy installation and setup

**Features:** macOS Compatibility

**In-app purchases:** none


### SpeedOmeter SP

[App page](https://appshunter.io/ios/app/speedometer-sp/id6471596102)

This utility app accurately tracks your speed using your device's built-in capabilities. It offers features like a trip meter, average and max speed display, and total distance traveled. You can also set speed limit alarms and view road speed limits when available.

**Highlights:** Accurate speed calculation, Trip meter, Average and max speed display, Total distance traveled, Speed limit alarm, Road speed limit display, Choice of measurement units

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $2.99 | one-time |


## Frequently asked questions

### Is Garrett Motion G free?

Garrett Motion G is free to download, with no in-app purchases.

### Is SpeedOmeter SP free?

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

### Which has better reviews, Garrett Motion G or SpeedOmeter SP?

Garrett Motion G and SpeedOmeter SP are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Garrett Motion G or SpeedOmeter SP have ads?

SpeedOmeter SP shows ads; Garrett Motion G does not.

### Which is updated more often, Garrett Motion G or SpeedOmeter SP?

Garrett Motion G ships an update every 4 months, and SpeedOmeter SP every 2 weeks. Most recently, Garrett Motion G was updated on June 6, 2026 and SpeedOmeter SP on September 9, 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.*