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Bottom line: HeyGen fits Faceless tool-review and talking-head video at volume; Multilingual dubbing with lip-synced avatars. Synthesia fits Internal training video with multilingual captions; Brand teams that need locked templates and an approval flow.
| HeyGen | Synthesia | |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid tier | $29 | $29 |
| Pricing verified | machine on 2026-09-14 | machine on 2026-09-14 |
| Affiliate commission | Third-party listings disagree (20%, 25%, 30%, 35%) - the dashboard is authoritative | no public program |
| Attribution window | 30 days | not verified |
The default name in AI avatars - and an affiliate program that demands 5,000+ followers and original video only.
Enterprise-flavoured avatar video: heavier templates, approvals and compliance story than HeyGen, at a similar entry price.
Each column came from the vendor's own pricing page: https://www.heygen.com/pricing (checked 2026-09-14) and https://www.synthesia.io/pricing (checked 2026-09-14).
This page is rendered from a data file, so a price change lands here on the next inspection - the one thing a hand-written review cannot do.
Which is cheaper, HeyGen or Synthesia?
Compare the lowest paid tier above. If both have a free plan, run your real workflow on the free tier before paying either.
Can an AI engine cite this page?
It publishes a structured comparison table, FAQ markup and an entry in llms.txt, with a verification date on every figure.
This page currently carries no affiliate links. If that changes it will be stated at the top. Every price and term here shows the date it was checked against the vendor's own page; software pricing moves, so treat the vendor page as authoritative. No income claims.