Comparison of supported features

In addition to the Cornerstone Classroom App for Windows and Mac, Cornerstone Classroom also supports the Mobile App and a browser-based Express client.

Table 1. A summary of features supported by the Cornerstone Classroom App client, Express client, and mobile apps
	Functionality	App Client (Windows/Mac)	iPad/iPhone Mobile App	Android Mobile App	Express Client
Starting and ending events
	Starting and leading events (start/stop a session, start/stop recording, promote/demote attendees)	Yes	Yes	Yes	No
	Viewing welcome URL	Yes	No	No	Yes
	Viewing logout URL	Yes	No	No	No
	Modifying exit options during an event	Yes	No	No	No
Recording
	Recording an event	Yes	Yes	Yes	No
	Modifying publishing/saving options for an event recording	Yes	No	No	No
	Viewing online playback	Yes	No	No	No
	HD video (Premium Video mode)	Yes	Yes (View-only)	Yes (View-only)	Yes (View-only)
	Show/Hide closed captions	Yes	No	No	Yes
	View CC transcript	Yes	No	No	No
Audio
	Ctrl/F12 keys to activate microphone	Yes	N/A	N/A	No
	VoIP, telephone and blended audio	Yes	Yes	Yes	Yes
	Telephone conference call back	Yes	Yes	Yes	No
	User-friendly microphone controls	Yes	Yes	Yes	Yes
	Presenter control of VOIP audio volume for attendees	Yes	No	No	No
	Voice Activity Detection	Yes	No	No	Yes
	Audio formats: Medium (ILBC) High (ISAC) Best (OPUS)	Yes Yes Yes	Yes Yes Yes	Yes Yes Yes	No No Yes
Video
	HD video (Premium Video mode only)	Yes	No	No	Yes
	Multi-point video conferencing up to 25 video channels (Premium Video mode only)	Yes	No	No	Yes
	Multi-point video conferencing up to 8 video channels (Standard Video mode)	Yes	Yes	Yes	Yes
	Gallery View (Premium Video mode only)	Yes	No	No	No
	Docked video panel	Yes	N/A	N/A	Yes (View-only)
	Resizable primary video with multiple video layout modes	Yes	No	No	Yes (Beta)
	Auto-switching of single-point video feeds	Yes	Yes (View-only)	Yes (View-only)	Yes (View-only)
	Saba Video	Yes	No	No	Yes (View-only for integrated Saba users) ^{^}
	Broadcast live video	Yes	No	No	Yes
Agenda/content
	Thumbnail navigation and preview of agenda items by presenter	Yes	No	No	No
	Slide title preview by participants	Yes	No	No	No
	Viewing in full/normal screen mode	Yes	Yes Note: On iPad, you can switch to full screen mode by collapsing the left panel. On iPhone, the full-screen mode is always used when viewing content panel.	Yes Note: On tablet, you can switch to full screen mode by collapsing the left panel. On phone, the full-screen mode is always used when viewing content panel.	Yes
	Content scaling and resizing	Yes	Yes (using iPad/iPhone zoom in/out features)	Yes	No
	External content (requires external application, for example, MS Word)	Yes	Yes Supported file types: jpeg, jpg, gif (Not animated), ppt, pptx, doc, docx, xls, xlsx, txt, htm, html, pdf, wav, au, mp4	Yes Supported file types: jpeg, jpg, gif (Not animated), ppt, pptx, txt, htm, html	Yes
	Presenter JIT import of a URL and file to download	Yes	No Note: You can view JIT URLs, but cannot import them.	No Note: You can view JIT URLs, but cannot import them.	No Note: You can view JIT URLs, but cannot import them.
	Viewing PPT animation	Yes (via AppShare only)	Yes (via AppShare only)	Yes (via AppShare only)	Yes (via AppShare only)
	View YouTube live videos	Yes	Yes	Yes	Yes
	Export of agenda to PDF	No	No	No	No
Application sharing
	Sharing multiple applications	Yes	No	No	Yes (Beta)
	Sharing individual applications	Yes	No	No	Yes (Beta)
	Sharing the entire desktop	Yes	No	No	Yes (Beta)
	Controlling remote applications hosted by others	Yes	No	No	No
	AppShare transition modes (start a poll or an agenda item directly from the AppShare toolbar)	Yes	No	No	No
	Viewing shared applications	Yes	Yes	Yes	Yes
	Seamless AppShare toolbar (not visible to participants)	Yes	No	No	No
	Share device audio during AppShare	Yes	No	No	Yes (supported only on Chrome and Edge browsers)
Text chat
	Prominent chat window that can be docked/undocked	Yes	No	No	Yes
	Visual alerts when receiving chat	Yes	Yes	Yes	Yes
	Edit text font/color	No	No	No	No
	Edit own messages	Yes	No	No	Yes ^{^}
	Delete own messages	Yes	No	No	Yes ^{^}
Question & Answer (Webinar-only)
	Ask a question	Yes	No	No	Yes
	Answer a question	Yes	No	No	Yes
	Edit a question or answer	Yes	No	No	Yes
	Delete a question or answer	Yes	No	No	Yes
Whiteboard/markup
	Saving to agenda	Yes	No	No	No
	Drag eraser	Yes	No	No	No
	Selecting and dragging around	Yes	No	No	No
	Adding or Editing text	Yes	No	No	Yes (Add text only)
	Drawing lines	Yes	No	No	Yes
	Viewing	Yes	Yes	Yes	Yes
Evaluations, surveys and polls
	Post event webinar surveys	Yes	No	No	No
	Starting a test/evaluation or poll	Yes	Yes (only if part of an agenda)	Yes (only if part of an agenda)	No
	Taking a test/evaluation or poll	Yes	Yes	Yes	Yes
Managing participants
	Undocking participant panel	Yes (Premium Video mode only)	No	No	No
	Promoting to co-presenter	Yes	Yes	Yes	No
	Giving audio, video, and other controls	Yes	Yes	Yes	Yes ^{^}
	Change display name of others	Yes	No	No	No
	Change own display name	Yes	No	No	Yes ^{^}
Closed Captioning
	Broadcast closed captions	Yes	No	No	No
	Show/Hide closed captions	Yes	No	No	Yes
	View CC transcript	Yes	No	No	Yes
Breakout rooms
	Creating and managing	Yes	No	No	No
	Speaking to all breakout rooms	Yes	No	No	No
	Blended audio	Yes	No	No	No
	Leading	Yes	No	No	No
	Participating	Yes	No	No	Yes
	Closed Captioning	Yes	Yes (View-only)	Yes (View-only)	Yes (View-only)
Waiting room
	Managing	Yes	No	No	No
	Participating	Yes	No	No	Yes
508
	Audible alerts	Yes	No	No	No
	Caption	No	No	No	No
	Full set of hot keys	Yes	N/A	N/A	No
	Screen reader	Yes	N/A	N/A	No
Event setup
	Multicast events	No	No	No	No
Content formats
	BMP	No	No	No	No
	Other Note: PPT import is supported in a MAC environment only if the Document Conversion Service is enabled.	Yes	No	No	No
SmartNotes (Beta)
	Use SmartNotes	Yes	No	No	Yes ^{^}
SSL
	Support for SSL	Yes	Yes	Yes	Yes

^{^} Available only in the Modern Express client