Knowledge Overview Video Maker: Create Engaging Explanations
Transform your ideas into clear explainer videos and how-to guides using powerful Voiceover generation.
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.
Imagine producing a 45-second how-to video for tech-savvy users, demonstrating a niche software feature with precision. Utilize HeyGen's Subtitles/captions for accessibility and incorporate relevant stock footage from the Media library/stock support to complement clean screen recordings, all set to upbeat, modern background music for a polished feel.
How would you craft a dynamic 30-second promotional video to introduce potential customers to a new product, emphasizing its key benefits? Employ HeyGen's professionally designed Templates & scenes and transform a simple script into engaging visuals using Text-to-video from script, aiming for a visually rich, energetic style that grabs attention immediately.
Develop a compelling 50-second personal branding video targeting social media followers, where you blend self-recorded clips with supplemental content. Utilize HeyGen's Aspect-ratio resizing & exports to optimize for various platforms and enhance your narrative with atmospheric background music, creating an authentic, warm, and visually coherent story.


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 transforms complex information into clear, engaging knowledge overview videos. Easily create explainer videos and how-to guides using an AI video maker to simplify video creation.

Frequently Asked Questions
How can HeyGen simplify creating explainer videos?
HeyGen excels as a powerful knowledge overview video maker, enabling you to transform text into compelling explainer videos using advanced AI avatars and realistic AI voice generators, significantly streamlining your video creation process.
Does HeyGen support creation of engaging how-to videos?
Yes, HeyGen is ideal for producing dynamic how-to videos, offering features like screen recording, the ability to record yourself, and robust text and captions to clearly guide your audience through any process.
What creative assets does HeyGen offer for video creation?
HeyGen provides a comprehensive media library with stock videos, images, and graphics, alongside professional templates to enhance your video creation. You can also integrate your own brand elements for a cohesive look.
Can I customize the output and integrate external media with HeyGen's video maker?
Absolutely, HeyGen's versatile video maker allows you to upload your own clips and music, generate professional voiceovers, and export your final MP4 video in various aspect ratios, ensuring full creative control.
