ComfoControl vs tekmarNet
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ComfoControl
Control your home ventilation system remotely or locally. Get alerts for filter changes and monitor system data. Installers can set up units and provide remote support.
- Remote and local system control
- Filter change assistant
- Ventilation unit data overview
- Installer setup and commissioning
- Remote customer support
- Firmware updates
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The Zehnder ComfoControl App offers: - Convenient local and remote control of your ComfoAir Q and ComfoAir Flex* ventilation system - A filter change assistant - A comprehensive overview of data from the ventilation unit, sensors and connected devices - For installers: easy set-up and commissioning of ComfoAir Q and ComfoAir Flex* ventilation systems - For registered installers: Providing remote support to customers and firmware updates of ventilation units * not available in all markets Are you interested in additional features such as voice control and a dashboard? Sign up for the beta program: https://www.international.zehnder-systems.com/connected-products
tekmarNet
This app provides remote access to HVAC systems, allowing users to monitor and adjust thermostat settings like temperature and humidity. It also displays boiler system data and can graph or export system information. Receive email or text notifications for errors and warnings.
- Remote thermostat control
- View boiler system data
- Temperature and humidity adjustment
- System data graphing
- Export data to CSV
- Email/text error notifications
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The tekmarNet® mobile app allows remote access to an HVAC system when installed with a tekmarNet® Gateway 486. Users can view and change settings for each thermostat, including: temperature, heat/cool/auto, fan operation, relative humidity, schedules, and the away scene. In addition, the boiler system temperatures, firing rate, run times, and pump status can be viewed. All system data can be graphed on a chart or exported to a CSV file. Users are informed of errors and warnings through email or text notifications. The 486 includes three alert inputs that can be used to monitor auxiliary equipment.
Screenshots
Verdict
The clearest difference is review sentiment: ComfoControl at 60% against tekmarNet's 0%. ComfoControl also leads on rating (3.8 vs 1.5) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ComfoControl holds the better App Store score, 3.8 against 1.5. Both are backed by a comparable volume of ratings — 6 and 13 respectively. Written reviews point the same way: 60% of ComfoControl's written reviews are positive against 0% of tekmarNet's.
ComfoControl ships an update every 4 months, tekmarNet every 3 months. The most recent releases landed on October 8, 2026 and October 3, 2026 respectively.
| Parameter | ComfoControl | tekmarNet |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (6 ratings) — better | 1.5 (13 ratings) |
| Positive reviews | 60.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 6 | 13 — better |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 33 MB | 119 MB |
| Age rating | 4+ | 4+ |
| Developer | Zehnder Group AG | Watts Water Technologies |
Customer experience
ComfoControl
tekmarNet
In-app purchases
ComfoControl
No in-app purchases
tekmarNet
No in-app purchases
