# 3D Trackviewer vs Lecot Connect Check

The clearest difference is iOS requirement: 3D Trackviewer at 11.0 against Lecot Connect Check's 15.5. 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.

3D Trackviewer ships an update every 5 months, Lecot Connect Check every 4 months. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 3D Trackviewer | Lecot Connect Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Size | 98 MB | 40 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Forest Group (Nederland) B.V.](https://appshunter.io/developer/1453868153) | [Lecot](https://appshunter.io/developer/1515865234) |

## What reviewers say

### 3D Trackviewer

[App page](https://appshunter.io/ios/app/3d-trackviewer/id1570600982)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lecot Connect Check

[App page](https://appshunter.io/ios/app/lecot-connect-check-in-work/id1610099370)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 3D Trackviewer free?

3D Trackviewer is free to download, with no in-app purchases.

### Is Lecot Connect Check free?

Lecot Connect Check is free to download, with no in-app purchases.

### Do 3D Trackviewer or Lecot Connect Check have ads?

Neither 3D Trackviewer nor Lecot Connect Check shows ads.

### Which is updated more often, 3D Trackviewer or Lecot Connect Check?

3D Trackviewer ships an update every 5 months, and Lecot Connect Check every 4 months. Most recently, 3D Trackviewer was updated on October 9, 2026 and Lecot Connect Check on October 7, 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.*