Endura® Delta vs EcoStream
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Endura® Delta
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As an innovative ventilation specialist, RENSON® has the objective to turn each home into a healthy and comfortable living environment. The Endura® Delta - a demand-driven ventilation system with integrated heat exchanger - allows you to control the system through Smartphone or Tablet. You will also receive feedback on the systems operation and about the air quality in your home. With the Endura® Delta app, you can: - Fast and intuitive control of the system and navigation through the various menus - Setup your ventilation program per day / week / weekend, so the ventilation level corresponds to your way of life - Timers, allowing you to deviate temporarily from the current ventilation program - Check the operation of the ventilation system. Giving you feedback on the total flow, the measured relative humidity, the measured indoor air quality, indoor and outdoor temperature and filter status. - Configure your device
EcoStream
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A revolutionary, intelligent and modular balanced ventilation system that takes advantage of heat recovery, that is what the BUVA EcoStream heat recovery unit is all about. The EcoStream app enables extensive control of the heat recovery unit. The app is equipped with an installer mode for setting up, adjusting and maintaining the EcoStream. In the user mode, a schedule can be programmed with a specific ventilation level per day and time. The resident can also check the air quality and the operation of the heat recovery unit. The EcoStream is part of the BUVA homecare systems. INSTALLER MODULE - Very user-friendly installer module - Separately adjust the input and output quantities - Set and adjust the ventilation levels - Airflow calibration of the minimum and maximum quantities - Modulating bypass adjustment and control - Easy adjustment of the BUVA EcoStream heat recovery unit - Helps establish the optimum setting for good air quality in the home - App indicates which maintenance is needed - Service department can watch in real time after approval of the resident - Automatic problem detection - Send and clean log files USER MODULE - Clear and easy to use app for residents - View the air quality and ventilation level at a glance - The heat recovery unit operates completely autonomously, but can easily be overruled via the app - Adjust ventilation level - Programme schedule - View filter status - Guarantees a healthy, comfortable and sustainable indoor climate REQUIREMENTS - BUVA EcoStream heat recovery unit - BUVA EcoStream app - WiFi connection Curious about other BUVA homecare systems products? Take a look at buva.nl or contact us at 0180 69 7500 or info@buva.nl.
Screenshots
Verdict
The clearest difference is iOS requirement: Endura® Delta at 12.0 against EcoStream's 15.1. On price, update cadence, ads and in-app purchases 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.
Endura® Delta ships an update every 12 months, EcoStream every 19 months. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.
| Parameter | Endura® Delta | EcoStream |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 12 months — better | Every 19 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 21 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | RENSON® | BUVA |
In-app purchases
Endura® Delta
No in-app purchases
EcoStream
No in-app purchases









