# MRX vs SpeedOmeter SP

The clearest difference is in-app purchases: MRX at none against SpeedOmeter SP's 1. MRX also leads on ads (none vs shown) and iOS requirement (8.0 vs 12.0). SpeedOmeter SP's advantage is device support (4 vs 2). On price and update cadence there is nothing between them.

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

MRX ships an update every 3 weeks, SpeedOmeter SP every 2 weeks. Both last shipped on October 17, 2026.

## The numbers

| Metric | MRX | SpeedOmeter SP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/speedometer-sp/id6471596102/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 56 MB | 68 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Suthipoj tripuwabhrut](https://appshunter.io/developer/1445632800) | [Spyridon Bousios](https://appshunter.io/developer/1168309944) |

## What reviewers say

### MRX

[App page](https://appshunter.io/ios/app/mrx-quicktune/id1511688023)

**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 MRX free?

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

### Is SpeedOmeter SP free?

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

### Do MRX or SpeedOmeter SP have ads?

SpeedOmeter SP shows ads; MRX does not.

### Which is updated more often, MRX or SpeedOmeter SP?

MRX ships an update every 3 weeks, and SpeedOmeter SP every 2 weeks. Most recently, MRX was updated on October 17, 2026 and SpeedOmeter SP on October 17, 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.*