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HeyGen vs Synthesia
HeyGen scores higher overall (8.9 vs 8), but the right pick depends on what you need.
Choose HeyGen if…
Marketers, creators and sales teams making talking-head, explainer and translated videos
8.9/10★★★★★Full review →Choose Synthesia if…
Companies producing training, onboarding and internal communications videos
8.0/10★★★★★Full review →Side by side
| HeyGen | Synthesia | |
|---|---|---|
| Overall score | 8.9/10 | 8/10 |
| Rank in category | #1 of 8 | #2 of 8 |
| Price | Freemium · from $24/month | Freemium · from $18/month |
| Free version | 3 watermarked videos a month up to 1 minute each, 500+ stock avatars, 1 custom avatar | 10 minutes of video a month, 9 avatars, with a Synthesia watermark |
| Platforms | Web, iOS, Android, API | Web, API |
| Made by | HeyGen Technology Inc. | Synthesia Ltd |
| Avatar realism | 9 | 8.5 |
| Ease of use | 9 | 9 |
| Features | 9.5 | 8 |
| Value for money | 7.5 | 7.5 |
| Platforms | 9.5 | 5 |
HeyGen: what the AI does
- Avatar V digital twins from a 15-second video
- Talking photo avatars (Avatar IV)
- Video translation with lip sync in 175+ languages
- Voice cloning
- Video Agent: prompt to finished video
- API and MCP server
- Most realistic avatars and digital twins we tested
- Best video translation and lip sync here
- Apps on every platform plus an API
- Free plan to try it
- Entry plan credits run out quickly
- 4K needs the $49 Pro plan
- Lifelike twins raise consent and deepfake concerns
Synthesia: what the AI does
- Full-body stock avatars with gestures
- Personal avatars from a photo or video
- Voice cloning
- AI dubbing into 130+ languages
- AI-generated scenes
- API
- Polished, consistent presenters for corporate content
- Strong consent checks on personal avatars
- Cheap annual Starter plan
- Free plan includes 10 minutes a month
- No mobile apps
- Exports top out at 1080p
- SCORM export is Enterprise only