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HeyGen vs Synthesia: catalog facts
HeyGen	Synthesia
Freemium Free to start, with paid plans and sales-based options for companies.	Freemium Free to start without a credit card, with paid and enterprise plans.
Web	Web
Personal avatars trained from a single recording Multiple camera angles from one avatar	Avatar videos from a script without cameras or presenters Voiceovers and translation in more than 160 languages
Hosted service; videos are produced on HeyGen's servers Some options are only offered through sales	Geared toward business and training content rather than creative video Runs only in the browser and needs an account
Web application, Hosted service	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.