Application Lifecycle Video Maker: Simplify Product Demos
Transform your scripts into engaging product demo videos instantly with text-to-video.
Don't like the result?
Try one of these prompts.
Agent is the first creative engine built to transform a single prompt into a complete video.
Develop a 90-second onboarding video for new technical support team members, explaining a complex workflow using an AI Video Agent. The visual style should be engaging and infographic-driven, featuring a friendly AI avatar presenting the information with a script generated via text-to-video capabilities, showcasing the power of an automated video platform.
Design a compelling 45-second marketing video aimed at CTOs and IT decision-makers, highlighting a significant technical update with an AI-generated video. The visual style should be modern and sleek, incorporating dynamic motion graphics and a confident, energetic voiceover. Leverage customizable video templates and a rich media library/stock support to achieve a polished look.
Produce a 2-minute explanatory video for compliance officers and QA engineers, detailing a critical workflow management process within the application lifecycle. The video should adopt a clear, direct visual style featuring diagrammatic explanations and a precise, neutral AI voiceover. Utilize HeyGen's templates & scenes and ensure accurate aspect-ratio resizing for various platforms upon export.


Creative Engine
No Crew. No Cuts. Just Your AI Video Agent at Work
Agent is the first creative engine built to transform a single prompt into a complete video.
Prompt-Native Video Creation
Agent is the first creative engine built to transform a single prompt into a complete video. You describe the idea. Agent returns a fully constructed, publish-ready asset. There is no need to write scripts, manage assets, or piece together content manually.
End-to-End Video Generation
Agent handles the full video creation process. It writes a clear and compelling script based on your idea, selects images that match the tone and message, adds natural and emotion-aware voiceover, applies edits and transitions for polished pacing, and finalizes subtitles, timing, and rhythm for clarity and performance.
Built with Structure and Intent
Unlike traditional workflows that rely on timelines and manual assembly, Agent constructs videos from the ground up. Each output is intentionally designed to match your goal. From messaging and rhythm to scene flow and audience fit. The result is a coherent and purpose-driven video.
Use Cases
HeyGen is the AI video agent for your application lifecycle. Easily generate AI-powered product demo videos and marketing content from text.

Frequently Asked Questions
How does HeyGen facilitate the creation of AI-generated videos?
HeyGen transforms text into engaging videos using advanced AI-generated video technology. Users can leverage realistic AI avatars and powerful AI script generation to quickly produce professional content, streamlining the entire video creation process.
Can HeyGen support custom branding for marketing videos?
Absolutely, HeyGen provides robust branding controls, enabling users to seamlessly integrate their logo, colors, and fonts into all marketing videos. This ensures brand consistency across customizable video templates and allows for the creation of truly personalized videos.
What technical features make HeyGen an automated video platform?
HeyGen functions as an advanced automated video platform through its intuitive drag-and-drop editor and sophisticated text-to-video capabilities. This online video editor simplifies complex production, allowing users to efficiently generate high-quality videos with minimal manual effort.
Does HeyGen offer tools for adding captions and AI voiceovers?
Yes, HeyGen enhances video accessibility and engagement by automatically adding captions to your content. Additionally, its integrated AI voiceovers allow for diverse vocal styles, ensuring your message is clear and impactful for a global audience.
