# HVAC School vs EPA 608 Practice

The clearest difference is price: HVAC School at Free against EPA 608 Practice's $8.99. HVAC School also leads on ratings volume (85 vs 2) and iOS requirement (13.4 vs 16.0). EPA 608 Practice's advantage is review sentiment (100% vs 83%) and rating (5.0 vs 4.8). On update cadence, ads, in-app purchases and device support there is nothing between them.

HVAC School is free to download; EPA 608 Practice costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EPA 608 Practice holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: HVAC School has 85 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 83% of HVAC School's written reviews are positive against 100% of EPA 608 Practice's.

HVAC School ships an update every 5 weeks, EPA 608 Practice every 3 weeks. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | HVAC School | EPA 608 Practice |
| --- | --- | --- |
| Price | **Free** | $8.99 |
| Rating | [4.8 (85 ratings)](https://appshunter.io/ios/app/hvac-school/id1436085954/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/epa-608-practice/id6799307140/reviews)** |
| Number of ratings | **85** | 2 |
| Positive reviews | 82.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Size | 30 MB | 2 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Kalos Services Inc.](https://appshunter.io/developer/1435107751) | [Mangalmurti Vibes, LLC](https://appshunter.io/developer/1732899673) |

## What reviewers say

### HVAC School

[App page](https://appshunter.io/ios/app/hvac-school/id1436085954)

This app serves as a comprehensive resource for HVAC technicians, offering a podcast, tech tip articles, and interactive calculators. It aims to enhance knowledge of HVAC theory, industry updates, and essential mathematics for both current and aspiring professionals.

**Highlights:** HVAC School podcast episodes, Tech tip articles by professionals, Interactive HVAC equation calculators, Industry knowledge and theory, Up-to-date industry information

**Features:** macOS Compatibility

**In-app purchases:** none


### EPA 608 Practice

[App page](https://appshunter.io/ios/app/epa-608-practice/id6799307140)

Prepare for your EPA Section 608 technician certification with over 500 practice questions. Each answer includes the specific regulation or test topic it's based on, ensuring you understand the 'why' behind the correct response. The app offers realistic exam scoring and shuffles answer options to promote true learning.

**Highlights:** 520 practice questions, Source citation for every answer, Realistic 70% pass bar, Shuffled answer options, Full Spanish language support, Offline functionality, Topic-specific accuracy tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is HVAC School free?

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

### Is EPA 608 Practice free?

EPA 608 Practice costs $8.99, with no in-app purchases.

### Which has better reviews, HVAC School or EPA 608 Practice?

EPA 608 Practice is rated higher. HVAC School averages 4.8 out of 5 from 85 ratings, while EPA 608 Practice averages 5.0 from 2 ratings.

### Do HVAC School or EPA 608 Practice have ads?

Neither HVAC School nor EPA 608 Practice shows ads.

### Which is updated more often, HVAC School or EPA 608 Practice?

HVAC School ships an update every 5 weeks, and EPA 608 Practice every 3 weeks. Most recently, HVAC School was updated on October 21, 2026 and EPA 608 Practice on October 25, 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.*