Obsidian
Obsidian is a powerful private knowledge base that works on top of a local folder of plain text Markdown files to help you build a personal digital garden.
Microsoft OneNote
Microsoft OneNote is a versatile digital note-taking application that allows you to capture ideas, organize information across notebooks, and collaborate with others in a flexible, free-form canvas environment.
Quick Comparison
| Feature | Obsidian | Microsoft OneNote |
|---|---|---|
| Website | obsidian.md | onenote.com |
| Pricing Model | Freemium | Freemium |
| Starting Price | Free | Free |
| FREE Trial | ✓ 14 days free trial | ✓ 30 days free trial |
| Free Plan | ✓ Has free plan | ✓ Has free plan |
| Product Demo | ✘ No product demo | ✘ No product demo |
| Deployment | ||
| Integrations | ||
| Target Users | ||
| Target Industries | ||
| Customer Count | 0 | 0 |
| Founded Year | 2020 | 2003 |
| Headquarters | Toronto, Canada | Redmond, USA |
Overview
Obsidian
Obsidian is a flexible note-taking and knowledge management application that lives on your local device rather than in the cloud. You can create a complex web of interconnected ideas using plain text Markdown files, ensuring your data remains portable and future-proof. Because it stores everything locally, you maintain full ownership of your information and can access your notes even without an internet connection.
You can transform your notes into a visual knowledge graph to see how different concepts relate to one another. The software adapts to your specific needs through a massive library of community plugins and themes, allowing you to build anything from a simple daily journal to a comprehensive research database. It is free for personal use, making it an accessible starting point for students, researchers, and knowledge workers.
Microsoft OneNote
Microsoft OneNote acts as your digital binder, giving you a single place to capture everything from typed notes and handwritten sketches to web clippings and audio recordings. You can organize your content into searchable notebooks, sections, and pages, making it easy to keep track of school projects, meeting minutes, or personal vacation plans.
You can access your notes from any device since they sync automatically to the cloud via OneDrive. Whether you are brainstorming with a team on a shared canvas or annotating a PDF with a stylus, the software provides a flexible workspace that doesn't confine you to a linear document structure. It integrates deeply with the Microsoft 365 ecosystem, allowing you to link Outlook tasks and embed Excel spreadsheets directly into your notes.
Overview
Obsidian Features
- Backlinks and Outgoing Links Create a web of knowledge by linking notes together and seeing exactly which pages reference your current thought.
- Graph View Visualize your entire knowledge base in an interactive map to identify clusters of related ideas and hidden connections.
- Canvas Organize your ideas visually on an infinite whiteboard where you can lay out notes, images, and PDF documents.
- Local-First Storage Keep your data private and secure by storing all your notes as plain text files directly on your hard drive.
- Community Plugins Extend your workspace with over 1,000 community-made plugins that add calendars, task boards, and advanced formatting tools.
- Markdown Support Write in a standardized format that ensures you can open and read your notes in any text editor forever.
Microsoft OneNote Features
- Flexible Canvas. Place text, images, and files anywhere on the page so you can layout your notes exactly how you think.
- Ink and Annotate. Draw your ideas and annotate your notes using a stylus or your finger on touch-enabled devices.
- Web Clipper. Save content from the web directly into your notebooks with a single click to view it later offline.
- Audio Recording. Record voice notes and meetings while you type to ensure you never miss a critical detail or context.
- Searchable Handwriting. Find specific words within your handwritten notes or even inside images using powerful built-in optical character recognition.
- Shared Notebooks. Collaborate with friends or colleagues in real-time by sharing entire notebooks for project planning or brainstorming sessions.
Pricing Comparison
Obsidian Pricing
- 100% free for personal use
- No account or registration required
- Full access to plugins and API
- Community support access
- Local file storage
- Everything in Personal, plus:
- Commercial use license
- Priority support access
- Required for work-related use
- Annual billing only
Microsoft OneNote Pricing
- Full note-taking capabilities
- 5GB OneDrive storage
- Sync across all devices
- Web clipping and search
- Standard collaboration tools
- Everything in Free, plus:
- 1TB OneDrive storage
- Ad-free experience
- Advanced security features
- Premium versions of Word and Excel
- Offline notebook access
Pros & Cons
Obsidian
Pros
- Complete ownership of your data via local files
- Extremely fast performance even with thousands of notes
- Highly customizable through themes and community plugins
- Free for personal use with no feature gates
- Strong privacy as data stays off third-party servers
Cons
- Steep learning curve for non-technical users
- Mobile sync requires a paid subscription or workaround
- No built-in collaboration features for teams
- Requires manual backup management for your files
Microsoft OneNote
Pros
- Completely free version is highly functional
- Unmatched flexibility with free-form page layout
- Excellent handwriting and stylus support
- Deep integration with Microsoft 365 apps
- Powerful search finds text in images
Cons
- Syncing errors can occasionally occur
- Interface differences between Mac and Windows
- Limited formatting options compared to Word
- Note organization can feel messy initially