# BluVac vs CoolCalc Scan

The clearest difference is rating: BluVac at 5.0 against CoolCalc Scan's 2.8. BluVac also leads on review sentiment (36% vs 0%) and monetization model (free vs ad-supported). CoolCalc Scan's advantage is ratings volume (6 vs 2). 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.

BluVac holds the better App Store score, 5.0 against 2.8. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews point the same way: 36% of BluVac's written reviews are positive against 0% of CoolCalc Scan's.

BluVac ships an update every 2 months, CoolCalc Scan monthly. The most recent releases landed on September 9, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | BluVac | CoolCalc Scan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/bluvac/id1227222428/reviews)** | [2.8 (6 ratings)](https://appshunter.io/ios/app/coolcalc-scan/id6738354891/reviews) |
| Number of ratings | 2 | **6** |
| Positive reviews | **36.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 25 MB | 11 MB |
| Requires iOS | **11.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Manifold Cloud Services Ltd.](https://appshunter.io/developer/1227222427) | [Cool Calc Inc.](https://appshunter.io/developer/1878735367) |

## What reviewers say

### BluVac

[App page](https://appshunter.io/ios/app/bluvac/id1227222428)

Connect to compatible vacuum gauges via Bluetooth to perform detailed system evacuations. Features timed tests, decay tests, and data recording. Offers advanced reporting, multiple gauge connections, and geolocation for enhanced screenshots.

**Highlights:** Bluetooth gauge connection, Timed evacuation tests, Decay test functionality, Detailed results viewing, mQ Assist integration, Pro Report feature, Connect up to 6 gauges

**Features:** macOS Compatibility

**In-app purchases:** none


### CoolCalc Scan

[App page](https://appshunter.io/ios/app/coolcalc-scan/id6738354891)

Capture precise 3D room scans using your device's LiDAR sensor. Organize projects, integrate with a web platform for advanced visualization, and export models in industry-standard formats. Ideal for professionals needing accurate spatial data.

**Highlights:** Precise LiDAR scanning, Detailed 3D model capture, Project organization, CoolCalc platform integration, Industry-standard export formats, Multi-room scanning

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

**In-app purchases:** none


## Frequently asked questions

### Is BluVac free?

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

### Is CoolCalc Scan free?

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

### Which has better reviews, BluVac or CoolCalc Scan?

BluVac is rated higher. BluVac averages 5.0 out of 5 from 2 ratings, while CoolCalc Scan averages 2.8 from 6 ratings.

### Do BluVac or CoolCalc Scan have ads?

Neither BluVac nor CoolCalc Scan shows ads.

### Which is updated more often, BluVac or CoolCalc Scan?

BluVac ships an update every 2 months, and CoolCalc Scan monthly. Most recently, BluVac was updated on September 9, 2026 and CoolCalc Scan on September 14, 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.*