SAVE CONNECT vs HZ
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SAVE CONNECT
Control your ventilation unit remotely via the internet. Monitor sensor values, adjust settings, manage alarms, and integrate with smart home assistants. The app supports multiple units and provides email notifications for alarms.
- Remote control of ventilation units
- Internet access for SAVE units
- Monitor sensor values
- Change settings and manage alarms
- Smart Home assistant integration (Alexa)
- Email alarm notifications
- Filter ordering
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Homesolutions by Systemair mobile APP changes itβs name to SAVE CONNECT! SAVE CONNECT - Mobile control of your SAVE ventilation unit from Systemair. SAVE CONNECT gives you access to your SAVE units over the Internet. You can add, control and monitor your units, read and follow up sensor values, change settings, manage alarms, and link your units to Smart Home assistants such as Amazon Alexa. To use this functionality your SAVE unit has to be equipped with SAVE CONNECT internet access module. SAVE CONNECT mobile application supports all the major European languages. New and updated features: - User accounts - Access and control of multiple SAVE units per account - Unit alarm notification via email - Amazon Alexa linking - Filter ordering from app (Sweden, Norway and Germany, other countries will be added later) Systemair - We are the V in HVAC
HZ
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HZ-CES App is a mobile application that monitors energy storage devices in real-time,effectively controlling energy storage equipment for power storage and charging in different time periods for peak and valley arbitrage to achieve profitability, reduce peak load on the power grid, and provide emergency power support.
Screenshots
Verdict
The clearest difference is update cadence: HZ at every 6 weeks against SAVE CONNECT's every 6 months. SAVE CONNECT's advantage is iOS requirement (13 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.
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.
SAVE CONNECT ships an update every 6 months, HZ every 6 weeks. Both last shipped on October 3, 2026.
| Parameter | SAVE CONNECT | HZ |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 5.9% of reviews | β |
| Update frequency | Every 6 months | Every 6 weeks β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad, iPod β better | iPhone, iPod |
| Requires iOS | 13 β better | 15.6 |
| Further details β not scored | ||
| Size | 3 MB | 39 MB |
| Age rating | 4+ | 17+ |
| Developer | Systemair Production AB | HNAC Technology Co., Ltd. |
In-app purchases
SAVE CONNECT
No in-app purchases
HZ
No in-app purchases









