A direct comparison using the real catalog fields currently available for both products.
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Free with a Google account. NotebookLM Plus with higher limits available through Google Workspace Business plans.
Free plan with limited transcription storage. Pro $18/user/month (unlimited transcription, 8K summarisation). Business $29/user/month. Enterprise custom pricing.
Data stored in Google's secure infrastructure. Google states it does not train on NotebookLM content.
Business and Enterprise plans include admin controls, SSO, and data retention management. SOC 2 compliant.
Google states it does not use notebook content to train models. Documents stored in Google's infrastructure. Review privacy policy before uploading confidential materials.
Review recording consent requirements in your jurisdiction. Inform meeting participants that transcription is active. Enterprise includes data processing agreements.