Mobile App Ad Video Maker for High-Converting Campaigns
Transform your app marketing with our intuitive platform, leveraging powerful "Text-to-video from script" to create engaging ads.
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.
Produce a dynamic 1-minute marketing video aimed at Marketing Agencies and Marketers, highlighting the efficiency of an AI Video Ad Maker. The visual and audio style should be engaging and authoritative, with quick cuts demonstrating sophisticated AI Video Editing capabilities and seamless aspect-ratio resizing & exports for various platforms, emphasizing the value of pre-built video templates.
Develop an impactful 30-second promotional video for D2C brands and global businesses, focusing on the ability to localize content across 50+ languages. The video should feature a clean, global-themed visual style, showcasing diverse AI avatars speaking different languages, while leveraging HeyGen's voiceover generation and subtitles/captions to effectively reach an international audience.
Design an insightful 90-second tutorial-style video for Content Creators and Small Businesses launching new products, demonstrating how to transform a simple product link into a high-quality online video ad. The visual style should be fast-paced and instructional, with energetic background music, illustrating the ease of creating video ads using HeyGen's text-to-video from script feature and extensive media library/stock support.


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
Bring any photo to life with hyper-realistic voice and movement using Avatar IV.

Frequently Asked Questions
How does HeyGen simplify AI Video Editing for mobile app ad video makers?
HeyGen streamlines the process of creating mobile app video ads through advanced AI Video Editing capabilities. Users can leverage AI avatars and a drag-and-drop editor to produce compelling video ads efficiently, turning text prompts into engaging visuals.
Can HeyGen help customize videos with AI avatars and Voice Clones?
Absolutely, HeyGen empowers users to customize videos extensively by utilizing realistic AI avatars and sophisticated Voice Clones. This allows for personalized communication and enhanced storytelling in your marketing video maker projects.
What makes HeyGen an Easy-to-Use Interface for creating video ads?
HeyGen's intuitive drag-and-drop editor and user-friendly design provide an Easy-to-Use Interface, making it accessible for non-designers and business owners to create professional video ads. Its AI Video Generator simplifies complex editing tasks, accelerating content creation.
Does HeyGen support localizing video ads in multiple languages?
Yes, HeyGen enables robust localization for your video ads, supporting over 50 languages with advanced AI Voice Clones and subtitles. This feature helps businesses connect with a global audience and expand their reach effectively.
