# CTM PRO — Marine HVAC Control System

> Marine HVAC Control System (iPhone/iPad app by CTM Marine.)

- Source: https://appshunter.io/ios/app/ctm-pro/id6752781363 (this page in markdown: same URL + `.md`)
- Developer: [CTM Marine](https://appshunter.io/developer/1840909595)
- Category: Lifestyle, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 28 MB
- Languages: American English
- Released: 2026-05-21
- Data updated: 2026-05-29
- User reviews in markdown: https://appshunter.io/ios/app/ctm-pro/id6752781363/reviews.md

## What is CTM PRO?

Stay Comfortable Onboard

CTM HVAC lets you control your boat air conditioning system directly from your phone. Adjust temperature, change fan speed, and monitor your system in real time using a simple and easy to use interface.

Whether you are relaxing at the dock or out at sea, CTM helps keep your cabin comfortable.

Control Your Temperature:
 - Set your desired cabin temperature
 - Adjust fan speed instantly
 - Turn zones on or off
 - View live temperature readings

Monitor Your System:
 - View real time system status
 - Check compressor and fan activity
 - Receive alerts if something needs attention
 - Monitor multiple cabins independently

Works with Your Boat Network
CTM connects directly to your boat NMEA 2000 network, the standard communication system used by modern marine electronics.
When installed with a CTM Connect, the app communicates directly with your onboard HVAC system.

Perfect For:
 - Boat owners
 - Yacht owners
 - Marine installers
 - Fleet managers

Why Choose CTM?
 - Simple and clean design
 - Fast response
 - Built specifically for boats
 - Reliable even in tough marine environments

CTM HVAC makes managing your onboard comfort easy.


Privacy
CTM only uses system data needed to operate your HVAC system.
No personal data is sold or shared.


## Version history (last 1 release)

### 1.0 — 2026-05-21

No release notes.

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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 2026-05-29.*