What it does
Visual note-taking and research platform with cards, canvases, PDF annotation, whiteboards, and AI-assisted synthesis for complex topics.
Best for
Researchers, students, and knowledge workers who think spatially and work across many sources.
+ What Works
- +Excellent visual canvases
- +Strong PDF and source workflow
- +Encourages structured thinking
− What Doesn't
- −More setup than a standard notes app
- −Not a full task manager
- −AI features are not the whole product
Pricing
7-day free trial · Pro about $8.99/mo on annual billing · monthly and team terms vary
The Verdict
The best pick for making sense of complicated research, provided you enjoy building your own system.
How we tested
Every tool in the AI Productivity & Agents vertical is run through the same prompt battery — twenty briefs spanning technical accuracy, aesthetic control, and edge-case handling. Scores weight output quality (50%), ease of use (25%), and value (25%).
Read the full methodology →