Comparison

Interplay Learning vs HVAC Pro Suite

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Interplay Learning

This platform offers subscription-based training for skilled trades, creating job-ready workers and upskilling existing ones. Access hundreds of hours of expert-led content in HVAC, plumbing, electrical, and more, with on-demand assessments to track progress.

Highlights
  • Expert-led training content
  • On-demand assessments
  • Certification exam prep
  • Bite-sized training videos
  • Progress tracking
  • Anytime, anywhere access
Features
Read full description

Interplay Learning’s career development platform (formerly SkillMill) is a subscription-based solution that delivers always-on training, creating job-ready skilled trades workers and upskilling tenured workers faster and easier than ever before. Access hundreds of hours of expert-led training content in HVAC, Solar, Plumbing, Electric and Facilities Maintenance (and more). Plus, utilize on-demand assessments and knowledge checks to gauge team skills and identify key areas for improvement. With Interplay, you can: Expand knowledge and skills through training that can be accessed anytime, anywhere Learn directly from industry experts who understand what top technicians need to know Prep for EPA 608 and NATE certification exams or retain certification with approved CEU hours Master industry relevant skills quicker and more efficiently So that you’ll be able to: Take the next step in your trades career Develop skills and credentials Retain critical knowledge necessary to do your job safely and correctly With the Interplay Mobile App You Get: Bite-sized training videos for on-the-go learning On-demand quizzes and assessments to test your knowledge and find gaps The ability to pick up where you left off Just-in-time information when you need it the most Optimize your experience on a tablet, laptop or desktop Popular Courses Include: HVAC: Heat Pump Troubleshooting, Introduction to Rooftop Units, AC System Tools, Trades Math Electrical: How to Use a Multimeter, Fundamental Electrical Concepts, Introduction to Fire Alarms, Electrically Safe to Work Procedures Plumbing: Copper Pipe Joining Methods Lab, Principles of Backflow, Drain Cleaning Intro and Equipment Types Appliances:Garbage Disposal Troubleshooting, Refrigerator Troubleshooting, Ranges Overview Safety: Lockout/Tagout, Bloodborne Pathogens, Ladder and Fall Safety, Distracted Driving Solar: Solar Module Design, Mechanical Commissioning, Reading Schematics and Drawings Get to Know Us: https://www.interplaylearning.com

About

HVAC Pro Suite

Features
Read full description

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.

Screenshots

Interplay Learning4 screens
HVAC Pro Suite4 screens

Verdict

The call

The clearest difference is iOS requirement: Interplay Learning at 15.0 against HVAC Pro Suite's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Interplay Learning sells 1 in-app purchase, starting at $54.00 per month and HVAC Pro Suite sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
Interplay Learning versus HVAC Pro Suite: the parameters behind the verdict, then further details
ParameterInterplay LearningHVAC Pro Suite
PriceFreeFree
Rating3.9 (48 ratings) — better—
Positive reviews26.7% of reviews—
Number of ratings48 — better—
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesYesYes
MonetizationSubscription—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size135 MB381 MB
Age rating4+4+
DeveloperInterplay Learning Inc.Yuhsiu Lai

In-app purchases

1 purchases

Interplay Learning

Subscriptions1
  • Individual Monthly14 Days trial$54.001 Month
5 purchases

HVAC Pro Suite

One-time5
  • Learning Studio$1.99
  • Workflow$1.99
  • HVAC License Exam$2.99
Show 2 more
  • 3D Explorer$2.99
  • All-Access Bundle$6.99

Questions

Is Interplay Learning free?
Interplay Learning is free to download, with in-app purchases available.
Is HVAC Pro Suite free?
HVAC Pro Suite is free to download, with in-app purchases available.
Do Interplay Learning or HVAC Pro Suite have ads?
Neither Interplay Learning nor HVAC Pro Suite shows ads.

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