# Speed Tracker mach4 vs Speed Tracker air

The clearest difference is update cadence: Speed Tracker air at every 11 days against Speed Tracker mach4's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Speed Tracker mach4 ships an update every 6 weeks, Speed Tracker air every 11 days. The most recent releases landed on June 1, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Speed Tracker mach4 | Speed Tracker air |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/speed-tracker-mach4/id6446348164/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 11 days** |
| Monetization | Free | — |
| Size | 78 MB | 77 MB |
| Requires iOS | 9 | 9 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [nVisti](https://appshunter.io/developer/1058574940) | [Advantage Solutions, s. r. o.](https://appshunter.io/developer/1628507688) |

## What reviewers say

### Speed Tracker mach4

[App page](https://appshunter.io/ios/app/speed-tracker-mach4/id6446348164)

Measure the speed of objects using Doppler radar technology. This app accurately tracks speeds from 250 to 1250 m/s with precision better than 0.1%. Available on various Apple devices.

**Highlights:** Doppler radar speed measurement, Speed range: 250-1250 m/s, Accuracy better than 0.1%, Supports Apple Watch, iPhone, iPad, iPod

**In-app purchases:** none


### Speed Tracker air

[App page](https://appshunter.io/ios/app/speed-tracker-air/id6453889936)

**In-app purchases:** none


## Frequently asked questions

### Is Speed Tracker mach4 free?

Speed Tracker mach4 is free to download, with no in-app purchases.

### Is Speed Tracker air free?

Speed Tracker air is free to download, with no in-app purchases.

### Do Speed Tracker mach4 or Speed Tracker air have ads?

Neither Speed Tracker mach4 nor Speed Tracker air shows ads.

### Which is updated more often, Speed Tracker mach4 or Speed Tracker air?

Speed Tracker mach4 ships an update every 6 weeks, and Speed Tracker air every 11 days. Most recently, Speed Tracker mach4 was updated on June 1, 2026 and Speed Tracker air on May 19, 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.*