HeyGen
HeyGen
AI avatar videos and multilingual talking heads
HeyGen is the market leader for AI avatar video - digital humans that speak your script. It offers 140+ realistic avatars (including the lifelike Avatar IV), voice cloning, lip-sync in 175+ languages, auto-captions, and a Video Agent that scripts, voices, animates, and edits a full video from one prompt.
Primary Functions
avatar video
voice cloning
translation
Features
- 140+ realistic AI avatars incl. Avatar IV
- Voice cloning and lip-sync in 175+ languages
- Auto-captions in 120+ languages
- Video Agent generates full videos from a prompt
- Video translation and localization
- API for programmatic video
Limitations
- Credit-based plans can be costly at scale
- Avatar realism varies by scene
- Cloning gated by consent/verification
- No mobile app