OneNote is flexible and free-form. Arythmatic Notes adds the structure, connections, and content types that knowledge work needs.
OneNote offers free-form notebooks and pages that many people love for capture. Arythmatic Notes provides structured Spaces and nested Pages, backlinks, full-text search, native whiteboards and flowcharts, databases, AI, and spaced-repetition flashcards — so your knowledge stays organized and findable as it grows.
People and teams that want structured, connected, searchable knowledge with visual pages and AI built in.
Microsoft 365 users who want free-form notebooks tightly integrated with the Office suite.
| Feature | Arythmatic Notes | OneNote |
|---|---|---|
| Flexible note pages | ||
| Spaces & infinitely nested pages | Partial | |
| Backlinks & mentions | ||
| Full-text search | ||
| Spreadsheets with formulas | Embed | |
| Slides / presentations | ||
| Native whiteboards | Partial | |
| Interactive flowcharts | ||
| Databases / collections | ||
| Kanban tasks | ||
| Spaced-repetition flashcards | ||
| AI on your content | Copilot (M365) | |
| Granular permissions | ||
| Version history | ||
| Roles & multi-tenant orgs | ||
| Offline | ||
| Free plan |
Comparison reflects generally available features at time of writing. OneNote is a trademark of its respective owner.
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