demobook

AI Video Editor for AI Avatars & Spokesperson

Talking-head presenters, digital humans, AI actors for business and marketing video.

AI Video Editor for AI Avatars & Spokesperson Tutorials

14 demos
Mar 2026 · 126K viewsJoseph MartinJoseph Martin
3:350:46HeyGen
Refine AI video scenes using chat commandsThe user demonstrates how to use the HeyGen chat interface to request specific changes, such as regenerating graphics, swapping stock footage, and adjusting avatar eye contact.AI Video Editor
Apr 2025 · 51.8K viewsSimon CroweSimon Crowe
14:280:46Synthesia
Add and style video captionsThe user demonstrates how to enable captions, choose between word or phrase-based styling, and customize the motion effects for text appearance.AI Video Editor
15:141:03Synthesia
Replace background media with stock footageThe presenter shows how to use the Getty Images integration within Synthesia to search for and replace background video clips based on the scene's script.AI Video Editor
16:170:33Synthesia
Apply scene transitionsThe tutorial shows how to toggle on scene transitions and apply a chosen effect to all scenes in the video project.AI Video Editor
18:080:38Synthesia
Generate and download the final videoThe video shows the final steps of clicking generate and downloading the completed project as an MP4 file for external use.AI Video Editor
Sep 2025 · 31.9K viewsIntellagentsIntellagents
7:420:21Synthesia
Using video templates in SynthesiaThe user demonstrates selecting a pre-designed template and adjusting camera angles within the Synthesia editor.AI Video Editor
HHeyGen
11:520:20HeyGen
Fine-tune videos in HeyGen AI Studio modeThe demonstration shows how to transition from the Video Agent chat interface into AI Studio mode to manually edit scenes, visuals, and timing.AI Video Editor
Apr 2025 · 1.3K viewsTech With AdamTech With Adam
6:061:30Vidnoz AI
Editing videos in Vidnoz AIThe creator demonstrates the Vidnoz AI editing dashboard, showing how to add AI avatars, text, shapes, backgrounds, and stickers, as well as how to generate one-click subtitles.AI Video Editor
Dec 2025 · 20.3K viewsSynthesiaSynthesia
1:010:09Synthesia
Edit video scripts by highlighting textThe demo shows how to adjust the video script within the Synthesia editor by highlighting specific text segments to apply changes.AI Video Editor
Apr 2025 · 164.2K viewsSynthesiaSynthesia
2:370:28Synthesia
Add animations and transitions in SynthesiaThe user demonstrates tying animations to specific words in the script and applying scene transitions within the Synthesia editor.AI Video Editor
Jul 2024 · 76.8K viewsKevin StratvertKevin Stratvert
4:201:37Deepbrain Ai
Remove and replace video backgroundsThe user demonstrates using Deepbrain AI's background removal tool and inserting a new office background image from the Pixabay media library.AI Video Editor
5:570:38Deepbrain Ai
Upload and position custom brand assetsThe user shows how to upload a custom logo file and resize/position it within the video scene using handles in the editor.AI Video Editor
11:571:17Deepbrain Ai
Add shapes, text overlays, and drop shadowsThe user demonstrates adding a rectangle shape with a drop shadow and body text to a scene to reinforce the avatar's message.AI Video Editor
14:130:25Deepbrain Ai
Generate AI captionsThe user shows how to automatically generate and overlay captions on the video project using Deepbrain AI's captioning tool.AI Video Editor