Free
Free
Starter tier allows five captures and five AI chats per day with up to 5MB per file.
- Access
- Starter tier allows five captures and five AI chats per day with up to 5MB per file.
SigmaNote - your second brain pricing
● Identity checkedResearch · Vendor site 2026-10-04
SigmaNote is a cross-platform second-brain app for capturing PDFs, EPUBs, office documents, web pages, YouTube transcripts, and voice notes, then chatting with AI grounded in your library. It syncs across iOS, macOS, and web with encryption-focused privacy claims.
- Category
- Research
- Free access
- Starter tier allows five captures and five AI chats per day with up to 5MB per file.
- API access
- Not confirmed
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SigmaNote - your second brain pricing & plans
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