The GSM ONE APP is an application designed to use a smartphone to configure a Commtel entry system via SMS. It simplifies the process. Instead of manually typing SMS commands with specific formats and command words, you just have to fill in the necessary information on the app's on-screen boxes.

What is a GSM entry system?

This is an access control system that utilizes GSM (Global System for Mobile Communications) technology to allow authorized users to remotely control and manage entry points, such as gates and doors, using mobile phones.

The app works by assigning authorized mobile phone numbers to send commands.