bOnline VoIP Phone System Mobile App Tutorial - Android/Google (UC-One Communicator app)

This article will give you an overview of the UC-One Communicator app as shown on Android devices. If you are an iPhone/iOS user please read this article instead.


Click the image below to launch video.

The UC-One Mobile app provides many of the benefits of your UC-Desktop Client, including placing and receiving audio and video calls. Instant Messaging with colleagues and Conferencing capabilities via My Room. 

The seamless integration with your desktop phone and the Desktop Client ensures that you get the most of using your mobility features.

Downloading the App

To download the app for your Android go to the Google Play Store and search for 'UC-Once Communicator for Mobile'.

Once you have downloaded the app, you must accept the User Agreement. 

Sign-in using your user ID and password. Please note: This is the same User ID and Password you will use to log in to the UC-One desktop application.

Tap Sign-in.

Upon signing in, you'll receive a notification, Communicator would like to access your contacts among other notifications. You can choose to allow this access, or don't allow to deny this feature. 

This can be changed at any time via the App Settings.

The contact tab is displayed if you've added contacts via your UC-One desktop client app they will appear in your contact list here.

Placing Voice Calls

To dial a colleague in your contact list, select the contact then tap the phone icon to dial that person.

To dial a colleague in your contact list, select the contact then tap the phone icon to dial that person.

To dial a contact within your company but not saved as a contact. From the contact tab tap 'Directory' and search for the contact and tap that contact.

Then tap the phone icon to dial that person. 

To place an out-bond call using the dialler, tap the call tab.

Enter the number you wish to contact and then press the orange call button at the bottom of the screen.

Your call will then be placed. Please note: Depending on your settings, you may be prompted to indicate how you wish to complete the outbound call.

To answer a call on your Android app tab Accept or Decline to reject the call.

Placing Video Calls

To place a video call to a colleague tap the contact you would like to call and tab the video icon.

Once the other party answered you'll be placed in an active video call. Please note: Video Calls will always be placed using VoIP Dialling Service.

In-Call Actions

During an active call, you have the ability to perform a variety of functions. 

Mute the microphone: To mute a call, tap the 'Mute' button. Tap this button again to un-mute the call.

Place the call on hold: To place the call on hold, tap the 'Hold' icon. 

Tap the ‘Resume’ button to retrieve the call.

Initiate speakerphone: To enable the speakerphone tap the 'Speaker' icon.

Open the keypad: To open the keypad tap the ‘keypad’ icon. A keypad will then appear on your mobile screen.

Add Video: To add a video to the call tap the ‘Add Video’ icon.

New Call: This option will allow you to place a new outgoing call automatically placing your first call on hold.

Tap the menu to view additional options.

Transfer: This option allows you to initiate either a blind or consulted transfer. To initiate this, tap 'Transfer'

Then select the contact to whom to transfer the call.

To perform a blind transfer which will transfer the call without an announcement tap the second option 'Transfer to [contact name]'. This will immediately complete the call transfer.

To perform a consulted transfer which allows you to announce the caller prior to transferring. Tap the first option 'Call [contact name] first. 

This will place the first caller on hold automatically and you'll be able to talk to the receiving party prior to transferring the call. To complete the transfer tap 'Complete.

Conference: This option allows you to initiate a three-way conference call.

To initiate tap the ‘Conference’ call then choose the contact you would like to join the conference call. 

Once that contact answers the conference will start.

Park: This option allows you to 'park' a call against your extension or another colleague's extension.

Tap the option and follow the audio prompts to park the call.

End a call: To end a call tap the red call button at the bottom of the screen.

Pulling Calls

The call pull feature allows you to pull a call to your Android app that has already been initiated on your desktop app, desktop phone or another UC-One application.

This is helpful if you are on a call and need to leave your desk. You can move from one device to the other without disrupting the call.

To perform a call pull tab the 'Call' tab then tap the button on the right.

From here select 'Pull Call'.

The call will then be moved to your Android mobile client.

Send and Receive Messages

The chat tab is where you will send and receive chat messages and where a list of recent chat messages will be displayed.

Chats are listed chronologically with the newest chats shown first. Viewing and sending chat messages is easy! 

Simply tap a chat to open the message and continue that chat conversation.

To begin a new chat, tap the  ‘+Chat’ option and tap the contact of whom you want to open a chat.

To create a group chat by adding one or more contacts to your chat. Tap the ‘Add’ button found on the top of the screen.

Then select the contact or contacts you'd like to add. 

A group chat is then initiated.

To chat to a contact that is not saved search for the contact via the 'Directory'

Tap the chosen contact then select the 'Chat' bubble next to the IM address for that caller. 

Enter your message then tap ‘Send’.

Host a My Room Session

To initiate a 'My Room' session tab on the last icon from the menu. You will automatically be entered into a room. 

Here you can initiate a chat. Once you are in a chat you can choose to add participants by clicking this icon.

You can also initiate an audio and video call by tapping on these icons. 

The phone icon will initiate a voice conference call into your My Room session. 

If you choose a video call option, the app will initiate a video call.

From within the My Room chat window, you can clear your chat history by tapping on the three dots icon on the upper right of the screen.

Tap ‘Delete Chat’.

Join Another Colleague's My Room

To join another colleague's My Room from the contacts tab, select the contact and tap 'Join Room'.

From here you can join the audio or video portion of the session by tapping these phone or video icon.

To view other participants in the session, tap the ‘View Participants’ icon.

To send a chat in the session, simply enter your message here and hit send.

If a colleague invites you to join a My Room session you'll receive a notification to join another colleague's My Room. Tap 'Accept' to join the session or reject by tapping the 'Decline' option.

Set up a personal assistant feature

The personal assistant feature allows you to configure an announcement to be played to callers when you're not available.

For example, you're in a meeting, out for lunch or on a business trip.  The announcement notifies the caller of the reason you are not available and when you are expected to return. If you provide how long you’ll be unavailable. 

To configure from the call settings tab tap ‘Personal Assistant’.

Swipe the Availability toggle and choose one of these options: None, Business Trip, Gone for the Day, Lunch, Meeting, Out of Office, Temporarily Out, Training, Unavailable.

To add a duration for when this message will be played tap 'Until' and enter it here.

If you have someone who can answer your calls when you're away you can configure a transfer to number here. 

The personal assistant message will provide a number and will provide your callers with the option to be transferred to that person.

We hope this was helpful but if you require further assistance contact our onboarding team at or schedule a call here.

How did we do?

Powered by HelpDocs (opens in a new tab)