# maestrohvacr > HVAC certification study and field tools with AI tutor and community features. (iPhone/iPad app by Mario Flores.) - Source: https://appshunter.io/ios/app/maestrohvacr/id6761862324 (this page in markdown: same URL + `.md`) - Developer: [Mario Flores](https://appshunter.io/developer/1891818925) - Category: Education, Business - Price: Free with in-app purchases - Rating: 5.00/5 from 18 App Store ratings · 9 written reviews indexed - Age rating: 4+ - Requires: iOS 15.0 · 19 MB - Languages: American English - Released: 2026-05-10 - Data updated: 2026-08-25 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/maestrohvacr/id6761862324/reviews.md ## What is maestrohvacr? Maestro HVACR is the #1 Spanish-language HVAC certification and tools app. Developed by ACVOLT Tech School with 20+ years training certified technicians in Colton, California. STUDY AND GET CERTIFIED • 3,500+ practice questions for EPA 608 (Core, Type I, II, III) • Complete NATE certification preparation • Practice exams with timer • OSHA 10 and OSHA 30 study material FIELD TOOLS • Bluetooth connection with Fieldpiece manifold (SMAN series) • Live pressure and temperature readings • Subcooling and superheat calculator • AI-powered Manual J — room-by-room thermal load • Walk-in Coolers and Freezers sizing MAESTRO MARIO AI • 24/7 AI tutor with 2,500+ answered questions • Answers in Spanish and English COMMUNITY AND CHALLENGE • Compete in real time with other students • Live audio group study sessions • Bilingual interface and progress tracking Free to download with limited access. Developed by ACVOLT Tech LLC. PREMIUM SUBSCRIPTION • Maestro HVACR Premium — $59.99 USD/month • 1 month auto-renewable · 14-day free trial • Unlocks all pro tools, unlimited exams, Maestro Mario AI, live classes, and AI-powered Manual J. AUTO-RENEWAL TERMS Payment is charged to your Apple ID upon purchase confirmation. Subscription automatically renews unless cancelled at least 24 hours before the end of the current period. Renewal is charged within 24 hours prior to the end of the current period. You can manage or cancel your subscription in your App Store account settings. Any unused portion of a free trial period is forfeited when a subscription is purchased. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://maestrohvacr.com/privacy.html ## Key features - 3,500+ EPA 608 practice questions - NATE and OSHA certification prep - Bluetooth connectivity with Fieldpiece manifolds - AI-powered Manual J load calculations - 24/7 AI tutor in Spanish and English - Real-time community competitions and study sessions ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | VIP Live Classes | $149.99 | per month | | Maestro HVACR Standard | $59.99 | per month | ## Recent user reviews (9 of 9) All indexed reviews: https://appshunter.io/ios/app/maestrohvacr/id6761862324/reviews.md ### 5/5 — Es genial esta aplicación recomendado *2026-07-16* Excelente aplicación para técnicos y estudiantes Una plataforma de 5 estrellas. Me gusta mucho el sistema de niveles, el soporte bilingüe y lo bien organizada que está la sección de estudio. Es de gran ayuda tener simuladores, notas y materiales visuales al alcance de la mano en una sola pantalla. ### 5/5 — Es una chulada si la save uno utilization y si no pues no es tan difil *2026-07-10* Muy buena 😍😍😍😍 ### 5/5 — Educación *2026-07-05* Bueisima ### 5/5 — Very nice easy to use *2026-06-19* I like the ease of use and the different amount of study materials available along with the live classes ### 5/5 — luisR *2026-05-29* Excellent app, lots of information and easy to navigate, if you are interested in HVAC or work in it you should check it out and will not be disappointed. ### 5/5 — Melé *2026-05-29* Excelente aplicación que a diseñado el maestro mario para poder aprender en tiempo real lo mejor en cuanto saber más del sistema de aire acondicionado y poder desarrollar un buen diagnóstico y sobre todo aprender al 100 ### 5/5 — Es genial esta aplicación recomendado *2026-05-20* Excelente aplicación para técnicos y estudiantes Una plataforma de 5 estrellas. Me gusta mucho el sistema de niveles, el soporte bilingüe y lo bien organizada que está la sección de estudio. Es de gran ayuda tener simuladores, notas y materiales visuales al alcance de la mano en una sola pantalla. ### 5/5 — Estudiante *2026-05-19* Maestrohvacr es una aplicacion muy buena para cualquier técnico qué quiera profesionisar más sus abilidades la aplicacion tray muchas Herramientas de estudio se las recomiendo al 100% ### 5/5 — Muy buena aplicación *2026-05-19* Recomendable 100%… muy buena aplicación ## Frequently asked questions about maestrohvacr ### What HVAC certifications can I prepare for with Maestro HVACR? Maestro HVACR offers comprehensive preparation for EPA 608 certification (Core, Type I, II, III) and NATE certification. It also includes study material for OSHA 10 and OSHA 30. ### Does Maestro HVACR have an AI tutor? Yes, Maestro HVACR features Maestro Mario AI, a 24/7 AI tutor available in both Spanish and English, with over 2,500 answered questions to assist users. ### What field tools are available in Maestro HVACR? The app provides field tools such as live pressure and temperature readings via Bluetooth connection with Fieldpiece SMAN series manifolds, a subcooling and superheat calculator, AI-powered Manual J thermal load calculations, and walk-in cooler/freezer sizing. ### How does the community feature in Maestro HVACR work? Users can compete in real-time with other students and participate in live audio group study sessions. The interface and progress tracking are bilingual. ### What is the pricing for Maestro HVACR Premium? Maestro HVACR Premium is available for $59.99 USD per month and includes a 14-day free trial. This subscription unlocks all pro tools, unlimited exams, Maestro Mario AI, live classes, and AI-powered Manual J. ### How can I manage or cancel my Maestro HVACR subscription? Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription directly within your App Store account settings. ### What devices is Maestro HVACR compatible with? Maestro HVACR is designed for iOS devices, including iPhone, iPad, and iPod. It requires iOS version 13.0 or later. ### How often is Maestro HVACR updated? The app was last updated on May 31, 2026, with version 1.3.4(60). This indicates a relatively recent update, suggesting ongoing development and support. ## Version history (last 5 releases) ### 1.3.8(64) — 2026-07-23 Apple Pay and bug fixes ### 1.37(63) — 2026-07-22 payments in App Store bug fixes ### 1.3.6 (62) — 2026-07-21 Apple Pay bug fixes ### 1.3.4(60) — 2026-05-31 new testo connection and fielfpiece tools connection ### 1.2.5(57) — 2026-05-28 new updated app with testo and fieldpiece connectivity plus an integrated AI report with diagnostics for the Custumer ## Related topics [maestrohvacr](https://appshunter.io/ios/topics/maestrohvacr) · [maestro hvac](https://appshunter.io/ios/topics/maestro-hvac) · [hisa ashp](https://appshunter.io/ios/topics/hisa-ashp) · [sinclair hvacr](https://appshunter.io/ios/topics/sinclair-hvacr) · [cylindex](https://appshunter.io/ios/topics/cylindex) · [chase holton](https://appshunter.io/ios/topics/chase-holton) · [gases fluorados qcm](https://appshunter.io/ios/topics/gases-fluorados-qcm) --- *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 2026-08-25.*