AskMarcel: HVAC Diagnostic AI
Boiler & AC error code fixer
Free · In‑App Purchases
HVAC technician. Service tech. Refrigeration engineer. Installer.
Your next breakdown: 47 seconds of diagnosis — not 30 minutes buried in PDFs.
AskMarcel is the AI diagnostic copilot built for HVAC, refrigeration, boiler, and heat pump professionals. Ask your question in plain English, snap a photo of the unit or the fault code, and get a clear, step-by-step diagnosis in real time — right on the job site.
What AskMarcel does for you
Decodes boiler, AC, and heat pump error codes across major brands, instantly
Turns a photo of a rating plate, wiring, or flame into an actionable diagnosis
Walks you through troubleshooting step by step, from symptom to fix
Explains the likely root cause — not just the code
Works in the field, in seconds, even when you're solo on the call
Built for the trade
Whether you service furnaces, split systems, rooftop units, refrigeration, or heat pumps, AskMarcel speaks your language. No more digging through manufacturer PDFs or waiting on a callback from the office. Point, ask, fix.
Who uses it
HVAC and HVACR technicians, service engineers, refrigeration techs, boiler and heating engineers, AC installers, and independent contractors who need answers fast.
Stop losing time on every call. Diagnose smarter with AskMarcel — your HVAC diagnostic AI copilot.
Conditions d'utilisation :
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Diagnostic BETA
The developer, MARCELOT thibaut, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- MARCELOT thibaut
- Size
- 55.7 MB
- Category
- Productivity
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later.
- iPhone
- Languages
English and 9 more
- English, Dutch, French, German, Italian, Norwegian Bokmål, Polish, Russian, Spanish, Turkish
- Age Rating
4+
- 4+
- Contains
User-Generated Content
- In-App Purchases
Yes
- monthly_askmarcel $17.99
- Yearly Access $179.99
- Weekly Access $7.99
- Copyright
- © 2025 ASK MARCEL