Software as a service (SAAS) for the creation of video and audio media featuring digital human-like avatars whose body and lip movement is modified in response to the user-provided inputs; software as a service (SAAS) for the creation of audio media featuring the synthesized human-like voice narrating user-provided textual prompts or responding to the use-provided inputs; software as a service (SAAS) using artificial intelligence for the creation of digital human-like avatars based on the actual recordings or images of the person; software as a service (SAAS) using artificial intelligence for creating text-to-speech recordings, voice cloning, voice generation, audio and video generation, lip syncing recordings, voice translation, voice changer and voice translation; software as a service (SAAS) for processing images, graphics, audio, video, and text; software as a service (SAAS) services featuring software for synthetic media creation, including creating, editing, and producing video and audio media featuring digital human-like avatars whose body and lip movement are modified in response to the user-provided inputs and whose speech is produced using text-to-speech, voice cloning, voice generation, audio and video generation, lip syncing, voice translation, voice changer and voice translation; platform as a service (PAAS) featuring software platforms for transmission of images, audio-visual content, video content and messages; providing temporary use of online non-downloadable software using artificial intelligence (AI) for simulated conversation training, artificial intelligence coaching in communication skills, and creating artificial intelligence-generated training videos; providing temporary use of online non-downloadable software using artificial intelligence (AI) for creating customized conversation roleplay scenarios, automated scoring of communication training exercises, generating synthetic voiceovers for videos, and dubbing videos; providing temporary use of online non-downloadable software for tracking learner performance metrics, namely, pass rates, skill scores, and progress over time, assigning training exercises to learners and providing learner portals, and integrating training exercises with learning management systems; providing temporary use of online non-downloadable software using artificial intelligence (AI) to generate, run, host, display, and operate interactive conversational videos featuring human-like avatars