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Create Viral TikToks with AI, Quickly and Easily

Create TikTok-ready content within minutes. Use AI avatars, voices, and templates to produce high-performing videos that help you stand out in your niche.

Tool featured image
13,30,05,990Videos generated
10,73,92,729Avatars generated
1,82,97,296Videos translated
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Trusted by millions worldwide to bring their stories to life.
AI Video Creation

Turn Your Script into TikTok Content with AI

HeyGen's AI TikTok Video Generator is your shortcut to creating scroll-stopping videos without any filming or editing. Simply type your message, choose an avatar, and select a vertical template. Whether you are promoting products, sharing how-to content, or launching a viral campaign, our tools help you generate TikTok videos with AI voices, faceless avatar options, and instant captioning.

A smiling woman holds a small bottle of skincare product next to a user interface showing a script and voice selection for a skincare testimonial.
AI Video Creation

Best Practices for AI TikTok Video Creation

Optimise your reach and engagement on TikTok by following these quick tips:

  • Keep your script under 60 seconds for stronger short-form impact
  • Choose vertical video templates designed for mobile viewing
  • Use captions and emojis to increase watch time and improve accessibility
  • Try faceless avatar modes if you would like to maintain your privacy
  • Export in HD and test different formats for product videos, explainer videos, and trending content
A stack of vertical cards featuring a smiling woman with "Hi everyone," text and a heart-eyes emoji.
AI Video Creation

Create High-Performing TikTok Videos With AI

From product showcases to trend-led stories, HeyGen helps creators, marketers, and entrepreneurs produce TikTok videos that actually get seen. With AI avatars, voiceovers, and automatic captioning, you can generate unlimited TikTok videos quickly—no editing software required.

Have you already tried tools like CapCut, Simplified, or InVideo? HeyGen makes things even easier with AI automation and faceless video creation designed specifically for TikTok.

Video creation interface with three portrait video clips of smiling people, an 'Avatar' reference, and a text prompt.
How it works

How to Use HeyGen's AI TikTok Video Generator Effectively

Turn any script into a viral TikTok video using AI avatars and voice-overs.

Step 1

Write your TikTok script

Short, engaging, and trend-friendly—just drop it into the editor.

Step 2

Choose your avatar and voice

Choose from 700+ avatars and voices to suit your tone and audience. No actors or studio required.

Step 3

Customise visuals and style

Add animations, subtitles, backgrounds, and transitions to make your message come alive.

Step 4

Export and share on TikTok

Download your final video or share it directly via a link — without any watermark.

AI TikTok Video Generator – Frequently Asked Questions

What is HeyGen’s AI TikTok Video Generator?

HeyGen’s AI TikTok Video Generator converts your script, URL, or idea into a fully edited TikTok video using AI avatars, voices, captions, and visuals. It produces polished 9:16 videos without any filming or manual editing. Try the tool here: AI TikTok Video Generator

Recognised as G2’s #1 Fastest Growing Product in the 2025 Best Software Awards, HeyGen is transforming how videos are created for marketing, sales, and training.

How does the AI create TikTok-ready videos so fast?

The AI analyses your script, applies TikTok-style pacing, adds automatic captions, selects visuals, and syncs a realistic avatar or voice. This creates short-form content that feels native to TikTok in just a few minutes.

Can I create vertical 9:16 videos for TikTok, Reels, and Shorts?

Yes. Every video is automatically created in a vertical 9:16 format that works well across TikTok, Instagram Reels, YouTube Shorts, and other mobile platforms. Export options include clean, HD versions ready to upload.

Can I create TikTok videos without showing my face using AI avatars?

Yes. You can choose from hundreds of avatars or use voice-only templates to make faceless TikTok videos. This is ideal for creators who prefer privacy or want an automated content pipeline. Explore budget-friendly annual pricing options starting at $79 per year.

Does the generator include captions, transitions, and music?

Yes. HeyGen automatically adds captions, animations, transitions, AI artwork, and copyright-free music. These enhancements help improve retention, clarity, and overall performance on TikTok.

Can I instantly turn a script or URL into a TikTok video?

Yes. Simply paste your script or a URL and the AI extracts the key points, writes a short-form script, and builds your video. For stronger scripting, use the AI Video Script Generator before creating your video.

Can I reuse my TikTok videos for Instagram Reels and YouTube Shorts?

Yes. After exporting your TikTok video, you can resize and optimise it for other platforms using the Repurpose Video Tool. This helps you extend your reach across multiple short-form channels.

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