ESENTA vs ULT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ESENTA
Control your smart doorphone system remotely. Receive notifications for visitors, view live video streams, communicate with them, and unlock your door from your smartphone or tablet, no matter where you are.
- Remote doorphone control
- Live video streaming
- Two-way audio communication
- Visitor notifications
- Motion detection
- Snapshot storage
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This App allows you to control your ESENTA SIAS door phone. ESENTA offers more than just a networked door intercom, ESENTA is the connection of your smart home to the outer world. A platform for a variety of helpful applications, which exceeds the functionality of a classic door intercom by far. ESENTA SIAS is easily connected to your home network and informs you with a push notification when a person is at your door. You then have the possibility to call up a live video-stream from a distance, talk to the person and open the door. With ESENTA, you always have your home in view via your smartphone or tablet, no matter where you are. Functions: - Live stream from high resolution wide angle camera - Two-way audio communication - Motion detection and night vision function - Snapshot storage
ULT
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This app can be used to perform important air extraction calculations quickly and easily.
Screenshots
Verdict
The clearest difference is update cadence: ESENTA at every 3 months against ULT's every 14 months. ULT's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support 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.
ESENTA ships an update every 3 months, ULT every 14 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.
| Parameter | ESENTA | ULT |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 3 months — better | Every 14 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 82 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | ESENTA GmbH | Stefan Jakschik |
In-app purchases
ESENTA
No in-app purchases
ULT
No in-app purchases
