Synthesia vs HeyGen
Side-by-side: pricing, what each one is great at, and which one to pick for your situation.
| Attribute | Synthesia | HeyGen |
|---|---|---|
| Vendor | Synthesia | HeyGen |
| Free plan | No | Yes |
| Paid plans from | $22/mo | $24/mo |
| Categories | video-ai, avatar-ai | video-ai, avatar-ai |
Core use case fit
Synthesia and HeyGen both generate videos of AI avatars speaking scripts. Same category, slightly different positioning — Synthesia leans corporate-enterprise, HeyGen leans creator-marketing.
Pricing
- Synthesia: Starter $22/mo, Creator $67/mo, custom enterprise pricing.
- HeyGen: Free tier (3 min/mo), Creator $24/mo, Team $69/user/mo.
Roughly comparable; HeyGen's free tier is more usable for evaluation.
Where Synthesia wins
- Corporate polish. Highest-quality avatars for boardroom-style training and L&D content. Most polished feel for buttoned-up enterprise use.
- Multi-language localization at scale. 140+ languages with consistent quality. The reference standard for global L&D teams.
- L&D integrations. SCORM exports, LMS compatibility, audit trails. Built for enterprise compliance workflows.
- Custom avatar quality. Custom avatars trained on real footage are noticeably more refined than HeyGen's.
Where HeyGen wins
- Pricing accessibility. Genuinely usable free tier; lower starter cost; better for solo creators and startups.
- Viral consumer features. Avatar IV (lip-sync any face to any audio), 60-second voice + face cloning. Popular for personalized outbound video at scale.
- API friendliness. Developer-grade API; startups have built whole products on top of HeyGen.
- Speed of feature shipping. HeyGen ships features faster; Synthesia is more conservative.
Which to pick
- Pick Synthesia if: you're a corporate L&D team, global enterprise, or marketing agency producing polished training content at scale with localization needs.
- Pick HeyGen if: you're a creator, startup, or marketing team doing personalized outbound video, building on the API, or just want to evaluate AI avatars without paying.
For most users in 2026, HeyGen's free tier alone is enough to decide. Most teams that try both end up picking based on price-vs-polish trade-off.
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