Flexcon PA vs dxLink21
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Flexcon PA
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The Flamco Flexcon PA pressure assistant monitors pressurization of heating systems. The Flexcon PA periodically measures system pressure and stores the measurements in a log file. In collaboration with this app it analyzes system functions, assisting the installer and end-user in (preventive) maintenance tasks. With the app itβs possible to: - Calculate the correct fill-pressure and expansion vessel size - Load, analyse and share log files - Schedule any periodic maintenance interval - Monitor pressure levels, leak detection, expansion vessel end of life span - Configure the Flexcon PA and Flexcon PA AutoFill - Remote control the Flexcon PA AutoFill - View the instruction manual - Update the Flexcon PA firmware - Protect the installer settings by a login/password End-user view with: - Instructional video how to easily top-up the heating system - Easy to use expansion vessel sizing and safety valve calculator - Contact details of the installer - Share log file with the installer for remote support
dxLink21
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We innovate. Create. Together with you. A better climate. This App allows users to wirelessly connect to Belparts dynamx smart HVAC valves, used for heating and cooling applications in buildings. The user will be able to monitor the valve's activity and access data from the HVAC control process. Moreover it allows authorized users to configure the specific valve settings. There is no easier way to get your hydronic systems installed and properly commissioned than with the dynamx App! All the information you need is right there, on your smartphone or tablet. In dxLink21 App, authorized users can READS the basic settings and actual values of the valve. Additionally, they get access to advanced settings needed for commissioning of the valve. In order to receive the access, please contact your local representative for more information. ---------- Belparts is specialized in the development, production and marketing of components for the automation of HVAC systems (Heating, Ventilation, Air Conditioning) in buildings. Control valves, actuators, sensors and terminal controls are at the roots of its core competency. With the Dynamic Flow Networking concept, Belparts introduces a new method for the comfort control & energy management in buildings.
Screenshots
Verdict
Flexcon PA and dxLink21 are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Flexcon PA ships an update every 4 months, dxLink21 every 3 months. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.
| Parameter | Flexcon PA | dxLink21 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 3 months β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 β better |
| Further details β not scored | ||
| Size | 33 MB | 134 MB |
| Age rating | 4+ | 4+ |
| Developer | Flamco Group | Belparts NV |
In-app purchases
Flexcon PA
No in-app purchases
dxLink21
No in-app purchases









