Rainbow Office
Rainbow Office
by Rainbow Office

An easy-to-use, unified collaboration experience that letts you message, call, and meet from anywhere at any time.

Rainbow Office

Available on PC, MAC, Android, and iOS, the Rainbow Office app offers intuitive access to essential message, video, and phone capabilities to help streamline your organisation's communication processes.


  1. Chat and collaborate in teams or one to one
  2. Share files with no size or storage limits
  3. Invite external guests to participate


  1. Host or take part in HD video meetings with no downloads required
  2. Collaborate in real-time with screen and document sharing
  3. Join audio through your computer or dial-in using local and global numbers


  1. Use one business phone number for calling and fax
  2. Leverage advanced call options such as Call Park, Call Flip, and so much more
  3. Independently configure call flows to deliver exceptional service


Desktop App

  1. Windows 8.1 64-bit or later
  2. Mac OS X 10.13 High Sierra or later
  3. Intel Skylake-class 6th Gen i3, i5, i7 processor or newer / AMD Excavator-class (2015) processor or newer
  4. 8GB of RAM or more

Internet bandwidth requirements:

  1. For 1-on-1 video meetings, 1mbps download and upload or more.
  2. For 1 to many meetings, 1.5mbps download and upload or more.
  3. For 1 to many meetings using virtual background feature, 2mbps download and upload or more.
  4. For audio-only meetings (camera stream turned-off), 512kbps download and upload or more.

RingCentral App Mobile

  1. Android Marshmallow (version 6.0) and later
  2. iOS 10.0 and later

Check your Mac's compatibility

Before downloading the Rainbow Office app on your Mac computer, please first check which chip it has.

  1. Open the Apple menu at the top left corner of your screen
  2. Select About This Mac
  3. Look for the section titled Processor or Chip
  4. It will either say Intel or Apple M1

App Scope and Permissions

When authorized, this app will be granted the following permissions:

Team Messaging LegacyManage Team Messaging related data using legacy APIs
Edit Meetings PresenceView and modify user meeting presence status
MeetingsCreate, view, update and delete meetings
Read AppGalleryView App Gallery profiles
VoIP CallingRegister VoIP-enabled devices, and make and receive VoIP calls
Read Client InfoView client application provisioning information
GlipDeprecated: TeamMessaging permission should be used instead
InteroperabilityFacilitate inter-app authorization and perform other interoperability functions
Team Messaging InternalManage Team Messaging data using an internal Team Messaging API
Glip LegacyDeprecated: TeamMessagingLegacy permission should be used instead
Team MessagingPost messages, as well as view, edit and delete Team Messaging related data
Edit PresenceView and modify user presence status
Send NotificationsSend notifications to the current user
Edit AccountsView and update account information, create, update and delete user extensions
FaxesView, send and receive faxes
Glip InternalManage Glip data using an internal Glip API
Edit Call LogView, update and delete user call log records
Install AppsManage bot installations
Read Call RecordingDownload call recording content and media
WebSocketMake API calls via the WebSocket transport
Edit Custom DataView and update application-specific data elements stored as key-value pairs
WebSocket SubscriptionsManage and subscribe to websocket notifications
ContactsView, create, update and delete personal address book contacts
Edit ExtensionsView and update extension information, including name, extension number, phone number, email, etc.
Telephony SessionsControl advanced telephony session features
Ring OutPerform two-legged ring out phone calls
SMSSend and receive SMS/MMS messages
Internal MessagesSend, and edit intra-company text messages
Edit MessagesView and update message store data, including SMS, fax, voicemail, etc.
Send Usage InfoSend usage information to enable reporting