# VersaTrak Mobile vs Check Engine

The clearest difference is in-app purchases: VersaTrak Mobile at none against Check Engine's 2. VersaTrak Mobile also leads on device support (3 vs 1). Check Engine's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Check Engine sells 2 in-app purchases, starting at $9.99 per month. VersaTrak Mobile asks for nothing beyond the download.

VersaTrak Mobile ships an update every 6 weeks, Check Engine every 2 weeks. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | VersaTrak Mobile | Check Engine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/versatrak-mobile/id904936554/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 36 MB | 48 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [The Veracity Group Inc](https://appshunter.io/developer/592923733) | [REIDT GAVIN WILDE](https://appshunter.io/developer/6787276656) |

## What reviewers say

### VersaTrak Mobile

[App page](https://appshunter.io/ios/app/versatrak-mobile/id904936554)

Monitor temperature and sensor data from your VersaTrak Wireless Monitoring System on the go. This application provides real-time insights into your environment.

**Highlights:** Real-time sensor data monitoring, Temperature monitoring, Wireless system integration, Mobile access to data

**Features:** macOS Compatibility

**In-app purchases:** none


### Check Engine

[App page](https://appshunter.io/ios/app/check-engine-ai-engine-agent/id6787276654)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $9.99 | per month |
| Shop | $29.99 | per month |


## Frequently asked questions

### Is VersaTrak Mobile free?

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

### Is Check Engine free?

Check Engine is free to download, with in-app purchases available.

### Do VersaTrak Mobile or Check Engine have ads?

Neither VersaTrak Mobile nor Check Engine shows ads.

### Which is updated more often, VersaTrak Mobile or Check Engine?

VersaTrak Mobile ships an update every 6 weeks, and Check Engine every 2 weeks. Most recently, VersaTrak Mobile was updated on October 7, 2026 and Check Engine on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*