# SKF TraX vs Laird Iridium Sensor Tool

The clearest difference is iOS requirement: Laird Iridium Sensor Tool at 13.6 against SKF TraX's 15.4. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | SKF TraX | Laird Iridium Sensor Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 18 MB | 79 MB |
| Requires iOS | 15.4 | **13.6** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [SKF](https://appshunter.io/developer/472922971) | [Ezurio LLC](https://appshunter.io/developer/1529015949) |

## What reviewers say

### SKF TraX

[App page](https://appshunter.io/ios/app/skf-trax/id1566086375)

**In-app purchases:** none


### Laird Iridium Sensor Tool

[App page](https://appshunter.io/ios/app/laird-iridium-sensor-tool/id1624689306)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SKF TraX free?

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

### Is Laird Iridium Sensor Tool free?

Laird Iridium Sensor Tool is free to download, with no in-app purchases.

### Do SKF TraX or Laird Iridium Sensor Tool have ads?

Neither SKF TraX nor Laird Iridium Sensor Tool shows ads.

### Which is updated more often, SKF TraX or Laird Iridium Sensor Tool?

SKF TraX ships an update every 2 months, and Laird Iridium Sensor Tool every 2 months. Most recently, SKF TraX was updated on October 19, 2026 and Laird Iridium Sensor Tool on October 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.*