The CallSwitch One mobile app allows users to take their communications channels with them wherever they go, however they work, and on whatever device they choose, with HD voice calls and advanced communications features.


Make and receive business phone calls from your landline number by default.

Take your business phone directory on the road, wherever your work takes you.

Enjoy powerful voice and video conferencing tools that include screenshare.

Chat with colleagues one-to-one, or in group chats that include file sharing and voice note capabilities.

Set presence settings so your colleagues know when you’re available.
Configure advanced call flows, leveraging features that include IVRs, hold music, call queues, and more.

Integrate with 20+ cloud platforms to enable CallSwitch One to work with all the tools you rely on.

Synchronise and access your call log history.


Use of the CallSwitch One mobile app requires a CallSwitch One subscription.