# HVAC Formulator vs WE Loaded

The clearest difference is price: WE Loaded at Free against HVAC Formulator's $4.99. WE Loaded also leads on rating (4.4 vs 2.0) and in-app purchases (none vs 1). On ads and device support there is nothing between them.

WE Loaded is free to download; HVAC Formulator costs $4.99 up front. HVAC Formulator sells 1 one-off in-app purchase. WE Loaded asks for nothing beyond the download.

WE Loaded holds the better App Store score, 4.4 against 2.0. That said, the two scores are not equally well evidenced: WE Loaded has 9 ratings behind it against 1, so its average is the more settled of the two.

HVAC Formulator ships an update every 2 months, WE Loaded weekly. The most recent releases landed on October 18, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | HVAC Formulator | WE Loaded |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/hvac-formulator/id318898907/reviews) | **[4.4 (9 ratings)](https://appshunter.io/ios/app/we-loaded/id6758526545/reviews)** |
| Number of ratings | 1 | **9** |
| Positive reviews | 9.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Paid | **Free** |
| Size | 73 MB | 72 MB |
| Requires iOS | 18.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Historycentral.com](https://appshunter.io/developer/1744330560) | [New Horizons Leasing, Inc.](https://appshunter.io/developer/1693470993) |

## What reviewers say

### HVAC Formulator

[App page](https://appshunter.io/ios/app/hvac-formulator/id318898907)

This app provides HVAC professionals with over 900 essential formulas and calculations for load calculations and system design. It supports both US and Metric units, offers instant switching, and includes 23 calculator categories and over 460 unit conversions. Designed for field use, it works offline and allows users to save and share results.

**Highlights:** Over 900 formulas and calculations, US & Metric unit support, 23 calculator categories, 460+ unit conversions, 8 temperature scales, Offline functionality, Save and share results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HVAC Pro | $3.99 | one-time |


### WE Loaded

[App page](https://appshunter.io/ios/app/we-loaded/id6758526545)

This app helps truck drivers discover and secure freight hauling opportunities. Drivers can browse available loads, view essential details, and directly contact dispatchers to claim desired shipments.

**Highlights:** Find available freight, View load details, Direct call to dispatch, Streamlined booking process

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

**In-app purchases:** none


## Frequently asked questions

### Is HVAC Formulator free?

HVAC Formulator costs $4.99, and also offers in-app purchases.

### Is WE Loaded free?

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

### Which has better reviews, HVAC Formulator or WE Loaded?

WE Loaded is rated higher. HVAC Formulator averages 2.0 out of 5 from 1 ratings, while WE Loaded averages 4.4 from 9 ratings.

### Do HVAC Formulator or WE Loaded have ads?

Neither HVAC Formulator nor WE Loaded shows ads.

### Which is updated more often, HVAC Formulator or WE Loaded?

HVAC Formulator ships an update every 2 months, and WE Loaded weekly. Most recently, HVAC Formulator was updated on October 18, 2026 and WE Loaded on October 29, 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.*