3CX Mobile App Setup Guide - iOS & Android
Last Updated
February 13, 2026
Downloading and Setting Up the Mobile Apps
For iPhone and Android Users
Setting up 3CX on your smartphone is quick and straightforward. Here's how:
Step 1: Get Your Welcome Email Ready
Locate the welcome email from 3CX. You'll need the QR code that's included in this email.
Step 2: Download the App
- iPhone users: Visit the App Store and search for "3CX"
- Android users: Visit the Google Play Store and search for "3CX"
- Download and install the app
Step 3: Configure the App Using the QR Code
- Open the 3CX app on your phone
- Tap the menu icon (three horizontal lines in the top-left corner)
- Select "Scan QR Code"
- Point your phone's camera at the QR code in your welcome email
- The app will automatically configure itself – you're done!
What This Gives You
Once set up, you can make and receive calls on your work extension from your mobile, access your voicemail, chat with colleagues, and join meetings – all whilst on the move.
Best Practice: Allow the 3CX app to send you notifications so you never miss an important call or message, even when the app isn't open.


