Kling AI is an AI image and video generation tool for creators, filmmakers, and e-commerce and advertising teams, with an API and plugin or MCP access.
Pricing: see official site
HeyGen
HeyGen is an AI video generator for creators, marketers, businesses and teams, making avatar videos from text, images or audio.
- Free plan
- Web app · API · Plugin or MCP
- Verified 16 Oct 2026
What HeyGen does
HeyGen is an AI video generator that creates videos with personal avatars, voice, translation and editing from text, images or audio. It offers avatar video with lip-sync in 175+ languages, a Video Agent that makes finished videos from a prompt, and PPT/PDF-to-video conversion with AI avatars and voiceovers. It is aimed at creators and marketers, and at businesses and teams.
Built for
- creators and marketers
- businesses and teams
Key features
- Avatar V character-consistent AI avatars with lip-sync in 175+ languages
- Video Agent that generates finished videos from a prompt
- Text-based AI Studio editor for controlling tone, delivery and gestures
- Video translation with lip-sync across 175+ languages and dialects
- PPT/PDF to video conversion with AI avatars and voiceovers
- Interactive video with quizzes and SCORM export (Business plan and above)
- SAML/SSO single sign-on (Business plan and above)
- Integrations with n8n, Make, HubSpot & Zapier (Business plan and above)
Pros and cons
Pros
- Signup is self-serve, and HeyGen offers a free trial and a free plan.
- Avatar V avatars have lip-sync in 175+ languages, and video translation covers 175+ languages and dialects.
- The text-based AI Studio editor lets users control tone, delivery and gestures.
- HeyGen can be used through a web app, an API, and a plugin or MCP.
Cons
- The free plan is limited to three videos per month, each up to one minute long.
- Interactive video with quizzes and SCORM export, SAML/SSO single sign-on, and integrations with n8n, Make, HubSpot and Zapier are only available on the Business plan and above.
- On the Business plan at USD 149 per month billed monthly, each additional seat costs USD 20 per seat per month.
- Enterprise pricing is not published and requires contacting sales.
Where HeyGen is listed
HeyGen is listed under AI avatar video generators in AI video and audio tools.
HeyGen alternatives
Compare all 5
Kapwing does a similar job to HeyGen by generating videos from prompts, and adds editing tools such as AI subtitles, text-to-speech and silence removal.
Free plan · Paid plans: see official pricing
Synthesia overlaps with HeyGen on AI avatar and voiceover videos, and adds AI dubbing, an API and interactive avatars for embedding in products.
Free plan · Paid from $29/mo
Descript covers part of HeyGen's work by letting you edit video through its text, with transcription, clip creation, dubbing and subtitles.
Free plan · Paid from $16/user/mo (billed annually)
Fliki is an AI video generator that turns scripts, blog posts and PPTs into videos with voiceovers, for creators and professionals and teams.
Free plan · Paid plans: see official pricing