AI study and research assistant for students and researchers
AI workspace and notebook for long-form writing
Stage
Not given
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Founded
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Based in
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Pricing model
Free
Freemium
Pricing
Not given
Free: $0, includes one project with up to three documents, unlimited notes and version history, imported sources, and 50,000 lifetime starter AI tokens. Pro monthly: $9.99/month with 1,000,000 AI tokens per month. Pro annual: $69.99/year with 1,000,000 AI tokens per month.
Key features
Precise source linking with full context
Knowledge base builder with automatic connection mapping
Literature pattern recognition and automated data extraction
Research assistant with comprehensive literature search
Research gap detection
Citation generator for multiple citation styles
AI writing operations scoped to a passage (expand, outline, strengthen, summarize, critique, tone, plot, rewrite)
Long-form projects keeping notes, sources, documents, versions together
Voice Profile keeps whole manuscripts in consistent voice
Audio notes transcribed into the project
Long-form editor with outline navigation, word goals, focus mode, and local style statistics
What makes it different
Links every insight directly to its source to avoid AI hallucinations
Read 50 papers in 10 minutes instead of weeks
Deliver a literature review in 1 hour
Automatically maps connections and extracts key information from multiple documents
All writing and organization features work without AI; AI is optional
AI operates on your notes and sources, not a blank prompt, keeping context across sessions
Text never used to train AI models; all writing remains private
Every AI result appears as a suggestion beside the draft; nothing rewrites in place without approval
One project holds multiple chapters with notes and sources; suitable for book-length manuscripts
SumiNote
STRUT