# AC Service Tech LLC > HVAC/R education platform with courses, videos, calculators, and more. (iPhone/iPad app by AC Service Tech, LLC.) - Source: https://appshunter.io/ios/app/ac-service-tech-llc/id6759368574 (this page in markdown: same URL + `.md`) - Developer: [AC Service Tech, LLC](https://appshunter.io/developer/1878336344) - Category: Education - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 17+ - Requires: iOS 15.0 · 43 MB - Languages: American English - Released: 2026-02-20 - Data updated: 2026-08-31 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/ac-service-tech-llc/id6759368574/reviews.md ## What is AC Service Tech LLC? Access all of your HVAC/R education needs in one place with the AC Service Tech App! For HVAC/R techs and students of all levels, the AC Service Tech App offers an easy-access pathway to all of our Online Academy, Calculators, Training Videos, Articles, Podcast Episodes, and More. Find all you need to expand your knowledge of the trade right here—anytime, anywhere. Through our app you can: AC Service Tech HVAC Academy - Access our online course platform where you can take courses and earn certificates on topics including our 45 hour 2nd Edition Refrigerant Charging & Service Procedures for Air Conditioning Book Course, unit installation, IAQ, airflow, metering devices, and much more. Our courses include engaging videos with informative content from some of the top HVAC instructors in the industry. Downloadable certificates are available at the end of each course, displaying the hours of training you received. Our app makes it easy to access your account on all your devices and stay logged in so you can spend more time learning. Watch Videos - The AC Service Tech YouTube channel has produced over 750 educational HVAC/R training videos that can be easily accessed through our app. From step-by-step installations, procedural videos, troubleshooting, and much more, these training videos cover a wide variety of topics to help you improve in all areas of your HVAC/R career. Use Calculators - Quickly calculate target superheat, refrigerant weight, CFM, recovery bottle max weight, and nitrogen pressure testing through our calculator tools. Simply fill in the information fields for easy and accurate calculations. Access All of Our Educational Content - Bookstore, Articles, Podcast Episodes, Quizzes, and more are all easy to navigate and are available in one place. Direct Link to our Social Media channels for all the latest updates. ## Key features - Access online courses with certificates - Watch over 750 training videos - Utilize HVAC/R calculation tools - Read articles and listen to podcasts - Track learning progress - Downloadable training certificates ## Frequently asked questions about AC Service Tech LLC ### What is AC Service Tech App? AC Service Tech App is an educational platform designed for HVAC/R professionals and students. It offers a centralized hub for online courses, training videos, calculators, articles, and podcast episodes to enhance knowledge in the trade. ### Does AC Service Tech App offer certifications? Yes, AC Service Tech App allows users to take online courses and earn downloadable certificates upon completion. These certificates display the hours of training received, which can be valuable for professional development. ### What kind of calculators are available in AC Service Tech App? The app includes several useful calculators for HVAC/R technicians, such as tools for calculating target superheat, refrigerant weight, CFM, recovery bottle max weight, and nitrogen pressure testing. ### How many training videos are available on AC Service Tech App? The AC Service Tech App provides access to over 750 educational HVAC/R training videos produced by the AC Service Tech YouTube channel. These videos cover a wide range of topics from installations to troubleshooting. ### Is AC Service Tech App available on multiple devices? AC Service Tech App is available for iPhone, iPad, and iPod devices, making it accessible for users on various Apple mobile platforms. ### How often is AC Service Tech App updated? The app was last updated on May 26, 2026, with version 2.122618.620. This indicates a commitment to maintaining and improving the application's content and functionality. ### What is the age rating for AC Service Tech App? AC Service Tech App has an age rating of 4+, making it suitable for a wide audience interested in educational content related to HVAC/R. ### Does AC Service Tech App have ads? No, AC Service Tech App does not contain advertisements. Users can access all educational content without interruption from ads. ## Version history (last 5 releases) ### 3.0 — 2026-07-13 New and Improved with more features ### 2.122618.620 — 2026-05-26 Bug fixes, performance improvements ### 2.119364.0 — 2026-04-24 Bug fixes, performance improvements ### 2.117296.313 — 2026-04-09 Bug fixes, performance improvements ### 2.117296.0 — 2026-03-18 Bug fixes, performance improvements ## Related topics [ac service tech](https://appshunter.io/ios/topics/ac-service-tech) · [burch oil](https://appshunter.io/ios/topics/burch-oil) · [maestrohvacr](https://appshunter.io/ios/topics/maestrohvacr) · [hall air conditioning](https://appshunter.io/ios/topics/hall-air-conditioning) · [hygen tech](https://appshunter.io/ios/topics/hygen-tech) · [absolute airflow](https://appshunter.io/ios/topics/absolute-airflow) · [monaire](https://appshunter.io/ios/topics/monaire) · [aclogics](https://appshunter.io/ios/topics/aclogics) · [nilan service tools](https://appshunter.io/ios/topics/nilan-service-tools) · [mcclure technology solutions](https://appshunter.io/ios/topics/mcclure-technology-solutions) · [tradebuilt hvacr toolbox](https://appshunter.io/ios/topics/tradebuilt-hvacr-toolbox) · [lvac](https://appshunter.io/ios/topics/lvac) · [sksystem](https://appshunter.io/ios/topics/sksystem) · [atu 689](https://appshunter.io/ios/topics/atu-689) · [hvac school app](https://appshunter.io/ios/topics/hvac-school-app) · [hvac service app checklist](https://appshunter.io/ios/topics/hvac-service-app-checklist) · [cunningham connect](https://appshunter.io/ios/topics/cunningham-connect) · [ruud calcu save](https://appshunter.io/ios/topics/ruud-calcu-save) · [iflowhvac](https://appshunter.io/ios/topics/iflowhvac) · [apps with meineke auto care services](https://appshunter.io/ios/topics/apps-with-meineke-auto-care-services) --- *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 2026-08-31.*