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Best OneNote Alternatives 2025

Looking for the best OneNote alternatives in 2025? We compare the top notetaking apps for students, professionals, and creators across Mac, Windows, Linux, and the web.

OOskar Krämeron September 7, 2025
The blog cover image that shows the logos of different notetaking apps.

Best OneNote Alternatives 2025

If you’ve been using Microsoft OneNote but feel it lacks key features and feels outdated, you’re not alone. In 2025, there are more notetaking apps than ever, each with different strengths: some focus on students and college work, others on professional collaboration, and some on creativity and sketching.

In this post, we’ll look at the best OneNote alternatives in 2025 - across Mac, Windows, Linux, and the web - and explain why Notanic is quickly becoming the best notetaking app for people who want flexibility, freedom, and modern features.


Why look for a OneNote alternative?

Microsoft OneNote is powerful, but many users outgrow it because:

  • The structure feels rigid for creative or research workflows.
  • Real-time collaboration is limited compared to modern tools.
  • It feels outdated, buggy and just not modern.
  • Advanced users want Markdown, diagrams, code-blocks, or open file formats.

That’s why alternatives like Notanic, Obsidian, Notion, and Evernote are gaining traction in 2025.


The top OneNote alternatives in 2025

1. Notanic - the best OneNote alternative in 2025

Notanic is a modern notetaking app designed for students, researchers, developers, and anyone who thinks visually. Unlike traditional apps, it combines an infinite canvas with an infinite tree of notes, so you can brainstorm freely while keeping everything neatly structured.

Key features of Notanic:

  • Infinite canvas + tree - map ideas visually, then organize them in a nested note tree.
  • Real-time collaboration - perfect for group projects, study sessions, or remote teams.
  • Markdown + embeds - take clean notes with Markdown, or embed tools like Desmos, CodePen, YouTube right into your workspace.
  • Sketches + handwriting - draw technical diagrams with measurements or just sketch freely.
  • Local-first or cloud sync - choose between open file formats stored locally or seamless multi-device sync.
  • Cross-platform - available for Mac, Windows, Linux, and the web.

👉 For many, Notanic feels like a mix of OneNote’s flexibility, Notion’s embeds, and Excalidraw’s infinite canvas - but integrated into one tool.

If you’re looking for the best notetaking app for students or simply the best free notetaking app to organize your thoughts in 2025, Notanic is the standout choice.


2. Obsidian

Obsidian is a Markdown-based knowledge management app popular with developers and researchers. It excels at linking notes into a network (a “second brain”), but lacks a built-in canvas and requires plugins for collaboration.

  • Great for: power users who love Markdown, for people who prefer taking notes in plaintext (⇒ wide compatibility)
  • Limitations: no built-in collaboration, lacks handwriting functionality

3. Notion

Notion is a powerful all-in-one workspace with databases, notes, and project management. It’s widely used by teams, but its performance can be slower on large note collections, and offline support is limited.

  • Great for: structured project management, knowledge bases
  • Limitations: weaker offline use, no free-form canvas or handwriting, proprietary file format, limited free version

4. Evernote

Evernote has been around for years and still offers solid organization with notebooks and tags. However, it hasn’t kept pace with modern collaboration or technical features.

  • Great for: simple note organization.
  • Limitations: free tier is very limited (only. 50 notes in free plan), feels outdated compared to Notanic and others

So, what’s the best notetaking app in 2025?

If you want a OneNote alternative that works on Mac, Windows, Linux, and the web, supports students and professionals, and balances structure with creativity, then Notanic is the clear winner.

It’s not just another notetaking app - it’s a tool designed for how people actually think: visually, collaboratively, and across devices.


Try Notanic today

👉 Ready to move beyond OneNote?
Get started with Notanic Cloud for just $5.99/month - enjoy sync across all your devices, web access, and real-time collaboration.

Or, use the local-first version for free with open file formats that stay under your control.

Start taking notes the way you want - Download Notanic today.