dxLink21 vs eValveco Assistant
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
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.
eValveco Assistant
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With the SAUTER eValveco Assistant you have transparent access to all functions of the SAUTER eValveco product range. The smartphone is connected to the eValveco wirelessly via Bluetooth. The eValveco Assistant provides the following functions: ⢠Quick commissioning of the eValveco ⢠Configuring the communication, switching from Modbus to BACnet ⢠Optimization of the control parameters during operation ⢠Efficient analysis of the current operating data in case of service ⢠Backup and restore of device data Compatible eValveco can be identified by the Bluetooth lettering.
Screenshots
Verdict
The clearest difference is update cadence: dxLink21 at every 3 months against eValveco Assistant's every 21 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
dxLink21 ships an update every 3 months, eValveco Assistant every 21 months. The most recent releases landed on September 1, 2026 and September 14, 2026 respectively.
| Parameter | dxLink21 | eValveco Assistant |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months ā better | Every 21 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details ā not scored | ||
| Size | 134 MB | 132 MB |
| Age rating | 4+ | 4+ |
| Developer | Belparts NV | Fr. Sauter AG |
In-app purchases
dxLink21
No in-app purchases
eValveco Assistant
No in-app purchases









