# CE HVAC Pro+ vs IHWAP Diagnostics

The clearest difference is review sentiment: IHWAP Diagnostics at 100% against CE HVAC Pro+'s 62%. IHWAP Diagnostics also leads on monetization model (free vs free with in-app purchases) and rating (5.0 vs 4.7). CE HVAC Pro+'s advantage is update cadence (fortnightly vs every 5 months) and ratings volume (1.6K vs 5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IHWAP Diagnostics holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: CE HVAC Pro+ has 1.6K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 62% of CE HVAC Pro+'s written reviews are positive against 100% of IHWAP Diagnostics's.

CE HVAC Pro+ ships an update fortnightly, IHWAP Diagnostics every 5 months. The most recent releases landed on September 26, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | CE HVAC Pro+ | IHWAP Diagnostics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1.6K ratings)](https://appshunter.io/ios/app/ce-hvac-pro-plus/id512637219/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ihwap-diagnostics/id1618558493/reviews)** |
| Number of ratings | **1.6K** | 5 |
| Positive reviews | 62.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 164 MB | 75 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Watsco, Inc.](https://appshunter.io/developer/510378878) | [Travis Jenkins](https://appshunter.io/developer/1618558495) |

## What reviewers say

### CE HVAC Pro+

[App page](https://appshunter.io/ios/app/ce-hvac-pro-plus/id512637219)

This app provides HVAC technicians with instant access to product information, including warranty status, inventory, and technical specifications. It offers real-time support, order tracking, and helpful calculators to streamline job management and business growth.

**Highlights:** Real-time product availability & pricing, Order status and notifications, Video/Text technical support, Warranty entitlement verification, Inventory management tool, Access to technical documents, HVAC calculators

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great customer service
- 🚀 Time-saving tool
- 📚 Helpful technical information
- 🔍 Useful inventory and pricing lookup

**What reviewers complain about**

- 🐛 App crashes and bugs
- ⏱️ Slow performance and loading times
- 🔍 Incomplete product information
- 💰 Pricing issues and lack of transparency

**Reported bugs**

- Incorrect verification codes
- Pricing and availability not showing up
- Scan feature not working as expected

**Requested features**

- Improved search and filtering capabilities
- Seamless account linking and login process
- Enhanced warranty information and status tracking
- Optimized app design for larger screens


### IHWAP Diagnostics

[App page](https://appshunter.io/ios/app/ihwap-diagnostics/id1618558493)

This application assists with home weatherization by quantifying air leakage, calculating ventilation needs, and assessing duct system pressure against program standards. It helps prioritize air sealing and ensures compliance with energy efficiency guidelines.

**Highlights:** Zone Pressure Diagnostics (ZPD), Total External Static Pressure (TESP) calculation, ASHRAE ventilation requirements, Leakage reduction potential estimation, ENERGY STAR compliance checks

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CE HVAC Pro+ free?

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

### Is IHWAP Diagnostics free?

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

### Which has better reviews, CE HVAC Pro+ or IHWAP Diagnostics?

IHWAP Diagnostics is rated higher. CE HVAC Pro+ averages 4.7 out of 5 from 1.6K ratings, while IHWAP Diagnostics averages 5.0 from 5 ratings.

### Do CE HVAC Pro+ or IHWAP Diagnostics have ads?

Neither CE HVAC Pro+ nor IHWAP Diagnostics shows ads.

### Which is updated more often, CE HVAC Pro+ or IHWAP Diagnostics?

CE HVAC Pro+ ships an update fortnightly, and IHWAP Diagnostics every 5 months. Most recently, CE HVAC Pro+ was updated on September 26, 2026 and IHWAP Diagnostics on June 5, 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.*