Side by side
| Feature | HeyGen | Kling AI |
|---|---|---|
| What it does | AI video generator that turns text, images or audio into videos with realistic avatars, narration, captions and translation, for creators and marketers. | Generates AI videos and images from text, images, and references, for creators, marketers and studios needing cinematic content. |
| Price from | 29 USD/mo | 8,8 USD/mo |
| Free plan | yes | ? |
| Platforms | web, api | web, ios, android, api |
| API | yes | yes |
HeyGen: key features
- AI avatars with consistent identity and lip-sync in 175+ languages
- Text-to-video generation from a prompt via Video Agent
- Text-based AI Studio editor with control over tone, gestures and emotion
- One-click video translation with voice cloning from file or YouTube link
- Auto captions, B-roll and motion graphics
- Team collaboration with commenting, Brand Kit and SCORM export on business plans
Kling AI: key features
- Text-to-video and image-to-video generation
- Native 4K image generation with series mode for consistent style
- Canvas workspace with an AI agent for scripts and storyboards
- Motion control and AI avatars
- Batch generation and automation via API, MCP and CLI
FAQ
Is HeyGen or Kling AI better?
It depends on the job - compare prices, free plans and features in the table above.
Are HeyGen and Kling AI free?
HeyGen: Yes, there is a free plan. 3 videos per month up to 1 minute, access to Avatar IV, 500+ stock avatars, 1 custom video avatar, 30+ languages. Kling AI: The vendor does not state this clearly on the homepage or pricing page.