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96 verified findings across the displayed surfaces.
81 verified findings across the displayed surfaces.
Empty Comparison Slot
Synthesia has moderate defaults; HeyGen carries the most permissive license terms of the set.FOR ENTERPRISE: HEYGEN NOT RECOMMENDED · SYNTHESIA ENTERPRISE TIER ACCEPTABLE
| RISK SURFACE | HEYGEN | SYNTHESIA |
|---|---|---|
| PPrompt Ownership | ||
| OOutput Ownership | ||
| TModel Training | ||
| CCommercial Use | ||
| DData Privacy | ||
| $Tier Differences |
“HeyGen does not claim to own any of Your Content and by using the Services and uploading or generating Your Content, you grant us a license to access, use, host, cache, store, reproduce, transmit, display, publish, distribute, and modify Your Content to operate, improve, promote…”
Despite not claiming ownership, HeyGen takes a broad, royalty-free, transferable, sublicensable, worldwide, and irrevocable license over all user inputs. The license survives termination, meaning revoking access does not end HeyGen's rights to previously submitted content.
“ This Privacy Policy governs and explains how we collect and process your personal information when you (“ you ” or “ User ”) use our website, located at synthesia.io (“ Site ”), services and products accessible through the Site (“ Services ”), and the associated web-based softwa…”
“All Feedback becomes the sole and exclusive property of HeyGen, and HeyGen may use and disclose Feedback in any manner and for any purpose whatsoever without further notice or compensation to you and without retention by you of any proprietary or other right or claim. You hereby…”
Any feedback submitted—including suggestions, comments, or improvements—is irrevocably assigned to HeyGen with no compensation. Includes patent rights, trade secrets, and moral rights waiver.
“you grant us a license to access, use, host, cache, store, reproduce, transmit, display, publish, distribute, and modify Your Content to operate, improve, promote and provide the Services and to develop new services and products, including to train or otherwise improve or modify…”
User content (inputs and outputs) from paid plan users is explicitly licensed for AI model training. This is opt-in by default with no clear opt-out mechanism mentioned.
“Fine-tuning the AI model to enable it to generate new videos with your Avatar based on the Sample performing a user-provided input;”
User's biometric data (Sample) is explicitly used to fine-tune Synthesia's AI models, meaning the user's likeness directly contributes to model training.
“User Output generated under a Free Plan may not be sold, sublicensed, redistributed, monetized, or used in connection with commercial activities, advertising, client work, revenue-generating product or any other services.”
Complete prohibition on commercial use of outputs for free plan users, including advertising, client work, and revenue-generating activities.
“ In addition to our third-party vendors acting on our behalf, we will only disclose, redisclose or otherwise disseminate Biometric Data in the following circumstances: As instructed by the Customer as a data controller; As required by applicable State or federal law or municip…”
“Some of the features of the Services require us to process parts of faces or bodies within a video or photo, and this may include face imagery. The information we use for this process is used to create and personalize avatars. See our Biometric Information Privacy Notice for furt…”
Biometric data (face imagery, body data) is collected and processed. This triggers heightened legal obligations under BIPA (Illinois), CCPA sensitive data rules, and GDPR Article 9.
“Avatar creation features require processing of the facial geometry and/or voiceprint from each of the Sample and Verification Recording. Certain steps in creating an Avatar involve the processing of data considered “ biometric data ”, “ biometric information ”, “ biometric identi…”
Synthesia collects and processes highly sensitive biometric data (facial geometry, voiceprints) which is subject to stringent regulation in multiple jurisdictions. Users should be aware of the elevated risk associated with providing such data.
“ (d) Refunds and Exchanges. Payments are non-refundable, except where required by law.”