Z4 Multi vs Silex Fortress
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Z4 Multi
This advanced application allows users to remotely manage and control up to eight compatible intruder alarm systems. It serves as an upgraded version of previous related applications, offering enhanced functionality for security system oversight.
- Control up to 8 alarm systems
- Advanced version
- Remote management
- Compatible with intruder alarms
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This is the advanced version of our Z4 Ultra & Z4 Farsi apps. You could control up to 8 compatible intruder alarm systems with this app.
Silex Fortress
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This app works in SMS and Bluetooth modes and lets you to connect to your system from just about anywhere. [Key Features] - Command multiple Fortress systems through a single app - Control the arming status of the entire system or specific partitions - Check the current status of your partitions and relays - Able to set name for system features such as users, zones, relays - Set up your system entirly from application - Get recent system logs with Bluetooth (comming soon)
Screenshots
Verdict
The clearest difference is update cadence: Silex Fortress at monthly against Z4 Multi's every 105 months. 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.
Z4 Multi ships an update every 105 months, Silex Fortress monthly. The most recent releases landed on June 11, 2026 and September 23, 2026 respectively.
| Parameter | Z4 Multi | Silex Fortress |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 105 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 5 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | M S Dehkordi | Shayan Porsche |
In-app purchases
Z4 Multi
No in-app purchases
Silex Fortress
No in-app purchases
