# HVAC Pro Suite — EPA 608 Exam, 3D & Learning

> EPA 608 Exam, 3D & Learning (iPhone/iPad app by Yuhsiu Lai.)

- Source: https://appshunter.io/ios/app/hvac-pro-suite/id6779874268 (this page in markdown: same URL + `.md`)
- Developer: [Yuhsiu Lai](https://appshunter.io/developer/433114647)
- Category: Education, Reference
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 381 MB
- Languages: American English
- Released: 2026-06-16
- Data updated: 2026-09-06
- User reviews in markdown: https://appshunter.io/ios/app/hvac-pro-suite/id6779874268/reviews.md

## What is HVAC Pro Suite?

HVAC Pro Suite is the complete professional HVAC reference and training platform — four powerful modules in one app, built for technicians, engineers, students, and anyone pursuing HVAC certification.

-- EPA 608 LICENSE EXAM --

Pass the EPA Section 608 refrigerant certification exam with confidence.

- Practice questions covering all four categories: Core, Type I, Type II, and Type III
- Timed full exam simulation with 100 questions
- Detailed answer explanations for every question
- EPA 608 reference guide with pressure-temperature saturation tables
- P-h diagram and refrigeration cycle diagrams
- Difficulty rating per question with pass/fail history tracking
- Exam guide covering test format and scoring

-- LEARNING STUDIO --

A structured visual learning platform covering HVAC design and systems from fundamentals to advanced topics.

- Structured curriculum: Fundamentals, Psychrometrics, Refrigeration, Air-Side Systems, Hydronics, and Controls
- 4 live interactive simulators: AHU, Refrigeration Cycle, Psychrometric Chart, and Chiller Plant
- Engineering calculators: cooling load, airflow, duct sizing, and refrigerant charge
- Full refrigerant database with GWP, ODP, boiling points, operating pressures, and AIM Act phase-down status
- Illustrated lessons with bookmarks and lesson completion tracking
- Guided engineering projects and comprehensive HVAC reference library
- Illustrations gallery with pinch-to-zoom

-- 3D EXPLORER --

Walk through a fully modeled 3-story commercial building and tap any HVAC component for detailed technical information.

- Interactive 3D SceneKit model of a commercial building
- Tap any component to view specifications, function, and installation notes
- Filter by floor and system type: Air Distribution, Hydronic, Controls, Ventilation, Refrigeration
- Floor plans, riser diagrams, system legend, and operation matrix
- Calculation sheets, equipment schedules, and psychrometric chart
- System design wizard for equipment selection
- Refrigerant guide with AIM Act phase-down timeline
- Full Learning Hub: quiz, glossary, guided tour, fault simulator, load calculator, violations review, and inspection checklist

-- WORKFLOW --

A complete HVAC engineering project management platform tracking every phase from schematic design through commissioning.

- Multi-phase engineering workflow: schematic design, design development, construction documents, bidding, construction administration, and commissioning
- Skyline Tower Complex sample project — 45-story mixed-use high-rise
- Step-by-step phase tracking with completion status and engineering maturity score
- Deliverables management and document tracking
- Engineering drawing gallery with 50+ reference images
- PDF deliverable export
- Persistent project data via SwiftData

-- ALL-ACCESS BUNDLE --

Unlock all four modules at a discount — one-time purchase, no subscription.

Built for HVAC technicians, engineers, designers, project managers, and students preparing for professional certification. Optimized for iPhone and iPad.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| HVAC License Exam | $2.99 | one-time |
| Learning Studio | $1.99 | one-time |
| 3D Explorer | $2.99 | one-time |
| Workflow | $1.99 | one-time |
| All-Access Bundle | $6.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2026-06-16

No release notes.

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All apps by Yuhsiu Lai: https://appshunter.io/developer/433114647

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-06.*