# BLU by Gentec vs CAVAC

The clearest difference is update cadence: BLU by Gentec at monthly against CAVAC's every 7 months. BLU by Gentec also leads on device support (3 vs 1) and iOS requirement (10.3 vs 18.0). On price, 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.

BLU by Gentec ships an update monthly, CAVAC every 7 months. The most recent releases landed on June 1, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | BLU by Gentec | CAVAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/blu-by-gentec-eo/id1234761344/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | Free | — |
| Size | 49 MB | 72 MB |
| Requires iOS | **10.3** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gentec-EO inc.](https://appshunter.io/developer/1234761343) | [Centre d'Aide aux Victimes d'Actes Criminels de la Montérégie](https://appshunter.io/developer/1333197507) |

## What reviewers say

### BLU by Gentec

[App page](https://appshunter.io/ios/app/blu-by-gentec-eo/id1234761344)

This app connects to an all-in-one detector and meter via Bluetooth, allowing users to view measurement results on their mobile device. It offers a safer work environment with remote monitoring capabilities and a compact, portable design.

**Highlights:** Bluetooth connectivity, Remote measurement display, Safer work environment, Compact and portable design, Long battery life (up to 5 days), Reduced recalibration costs

**Features:** macOS Compatibility

**In-app purchases:** none


### CAVAC

[App page](https://appshunter.io/ios/app/cavac/id1333197508)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BLU by Gentec free?

BLU by Gentec is free to download, with no in-app purchases.

### Is CAVAC free?

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

### Do BLU by Gentec or CAVAC have ads?

Neither BLU by Gentec nor CAVAC shows ads.

### Which is updated more often, BLU by Gentec or CAVAC?

BLU by Gentec ships an update monthly, and CAVAC every 7 months. Most recently, BLU by Gentec was updated on June 1, 2026 and CAVAC on September 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.*