# HVAC RefCharge vs TEC Excelsior HVAC Pro+

The clearest difference is price: TEC Excelsior HVAC Pro+ at Free against HVAC RefCharge's $9.99. TEC Excelsior HVAC Pro+ also leads on in-app purchases (none vs 1) and update cadence (every 2 months vs every 11 months). On ads, device support and iOS requirement there is nothing between them.

TEC Excelsior HVAC Pro+ is free to download; HVAC RefCharge costs $9.99 up front. HVAC RefCharge sells 1 one-off in-app purchase. TEC Excelsior HVAC Pro+ asks for nothing beyond the download.

HVAC RefCharge ships an update every 11 months, TEC Excelsior HVAC Pro+ every 2 months. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | HVAC RefCharge | TEC Excelsior HVAC Pro+ |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[4.4 (12 ratings)](https://appshunter.io/ios/app/tec-excelsior-hvac-pro-plus/id1610400044/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Paid | **Ad-supported** |
| Size | 22 MB | 163 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Carmel Software Corporation](https://appshunter.io/developer/317970398) | [Watsco, Inc.](https://appshunter.io/developer/510378878) |

## What reviewers say

### HVAC RefCharge

[App page](https://appshunter.io/ios/app/hvac-refcharge/id577005428)

This app helps HVAC technicians quickly calculate refrigerant superheat and subcool levels. It supports over 100 refrigerants and offers interactive adjustments for precise charging decisions. Features include atmospheric pressure adjustments and unit customization.

**Highlights:** Superheat and subcool calculations, Supports 100+ refrigerants, Interactive slider for adjustments, Atmospheric pressure compensation, Customizable input types, Project photo assignment, Email report generation, English/Metric unit display

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

**In-app purchases (1)**

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


### TEC Excelsior HVAC Pro+

[App page](https://appshunter.io/ios/app/tec-excelsior-hvac-pro-plus/id1610400044)

This app provides HVAC professionals with quick access to product information, pricing, and availability. It includes tools for searching equipment, verifying warranties, and accessing technical documents, streamlining on-site work.

**Highlights:** View pricing and order status, Real-time product availability, Search HVAC models and parts, Verify warranty and submit claims, Access spec sheets and diagrams, HVAC calculators (PT, Sub-Cool, Superheat), Branch locator and directions

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

**In-app purchases:** none


## Frequently asked questions

### Is HVAC RefCharge free?

HVAC RefCharge costs $9.99, and also offers in-app purchases.

### Is TEC Excelsior HVAC Pro+ free?

TEC Excelsior HVAC Pro+ is free to download, with no in-app purchases.

### Do HVAC RefCharge or TEC Excelsior HVAC Pro+ have ads?

Neither HVAC RefCharge nor TEC Excelsior HVAC Pro+ shows ads.

### Which is updated more often, HVAC RefCharge or TEC Excelsior HVAC Pro+?

HVAC RefCharge ships an update every 11 months, and TEC Excelsior HVAC Pro+ every 2 months. Most recently, HVAC RefCharge was updated on October 8, 2026 and TEC Excelsior HVAC Pro+ on October 12, 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.*