This example shows iPhone 6 Messages screen.
"Messages is an instant messaging software application developed by Apple Inc. for its OS X and iOS operating systems. ... While it inherits the majority of iChat's features, Messages also brings support for iMessage, Apple's messaging service for iOS, as well as FaceTime integration. The mobile version of Messages on iOS used on iPhone and iPad also supports SMS and MMS due to replacing the older text messaging Text app since iOS 3. Users can tell the difference between a message via SMS and one sent over iMessage as the bubbles will appear either green (SMS) or blue (iMessage). ... iOS 8. Users can send audio and video messages by holding down the record button. In group conversations, users can remove/add someone to a thread, name a thread, share their location in a thread, view all attachments, and turn on Do Not Disturb to not receive notifications from a specific thread. As a part of the new continuity feature, users can now use their iPhones as a relay to send and receive SMS and MMS messages on their Macs and iPads." [Messages (application). Wikipedia]
The sample "Messages" was created using the ConceptDraw PRO diagramming and vector drawing software extended with the iPhone User Interface solution from the Software Development area of ConceptDraw Solution Park.