# HVAC Quick Load vs CoolCalc Scan

The clearest difference is review sentiment: HVAC Quick Load at 45% against CoolCalc Scan's 0%. HVAC Quick Load also leads on rating (3.3 vs 2.6). CoolCalc Scan's advantage is price (Free vs $6.99) and in-app purchases (none vs 1). On ratings volume, ads, device support and iOS requirement there is nothing between them.

CoolCalc Scan is free to download; HVAC Quick Load costs $6.99 up front. HVAC Quick Load sells 1 one-off in-app purchase. CoolCalc Scan asks for nothing beyond the download.

HVAC Quick Load holds the better App Store score, 3.3 against 2.6. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews point the same way: 45% of HVAC Quick Load's written reviews are positive against 0% of CoolCalc Scan's.

HVAC Quick Load ships an update every 9 months, CoolCalc Scan every 4 weeks. The most recent releases landed on September 22, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | HVAC Quick Load | CoolCalc Scan |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/hvac-quick-load/id365781247/reviews)** | [2.6 (7 ratings)](https://appshunter.io/ios/app/coolcalc-scan/id6738354891/reviews) |
| Number of ratings | 3 | **7** |
| Positive reviews | **45.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 4 weeks** |
| Monetization | Paid | **Ad-supported** |
| Size | 1 MB | 11 MB |
| Requires iOS | **17.0** | 17.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Carmel Software Corporation](https://appshunter.io/developer/317970398) | [Cool Calc Inc.](https://appshunter.io/developer/1878735367) |

## What reviewers say

### HVAC Quick Load

[App page](https://appshunter.io/ios/app/hvac-quick-load/id365781247)

This app provides quick, rule-of-thumb HVAC load calculations for various building types. It estimates heating and cooling loads, as well as air flows, based on building type, area, and occupancy. Results can be emailed with an Excel spreadsheet attachment for further analysis.

**Highlights:** Rule-of-thumb HVAC load calculations, Supports commercial, industrial, and residential buildings, Estimates cooling/heating loads and air flows, Email results with Excel spreadsheet attachment, IP and SI unit support, HVAC Equipment Locator included

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HVAC Equipment Locator | $9.99 | one-time |


### 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 HVAC Quick Load free?

HVAC Quick Load costs $6.99, and also offers in-app purchases.

### Is CoolCalc Scan free?

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

### Which has better reviews, HVAC Quick Load or CoolCalc Scan?

HVAC Quick Load is rated higher. HVAC Quick Load averages 3.3 out of 5 from 3 ratings, while CoolCalc Scan averages 2.6 from 7 ratings.

### Do HVAC Quick Load or CoolCalc Scan have ads?

Neither HVAC Quick Load nor CoolCalc Scan shows ads.

### Which is updated more often, HVAC Quick Load or CoolCalc Scan?

HVAC Quick Load ships an update every 9 months, and CoolCalc Scan every 4 weeks. Most recently, HVAC Quick Load was updated on September 22, 2026 and CoolCalc Scan on October 1, 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.*