FSJ-Group vs Z4 Multi Usage & Stats
Fsj is a real-time tracking and maintenance application with user friendly mobile interface
- Apple App Store
- Free
- Utilities
Store Rank
- -
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.
- Apple App Store
- Free
- Utilities
Store Rank
- -
FSJ-Group VS. 
Z4 MultiMarch 18, 2025