Logseq vs Obsidian

Updated October 2026 · AppBreakup editorial

Logseq

Open-source outliner for networked, local-first notes.

Open source

Visit Logseq Logseq profile

Obsidian

Private, local-first notes stored as plain Markdown files.

Free plan + paid

Visit Obsidian Obsidian profile

The short answer

Both keep notes as local Markdown files with backlinks, so data stays on the device either way. Logseq is a free, open-source outliner where every note is bullet blocks and a daily journal is the starting point. Obsidian is a free, closed-source editor for full-page Markdown documents with a huge plugin ecosystem. The key difference is outline-first block thinking versus page-first writing.

Logseq or Obsidian: our take

Logseq treats every note as a list of bullet blocks that can be referenced and embedded anywhere, and it opens on a daily journal page, which makes it easy to jot things down and connect them later through backlinks. Notes are stored as Markdown or Org-mode files, and it also has flashcards, PDF annotation and a whiteboard canvas. Obsidian treats notes as ordinary Markdown pages linked with double-bracket links, with a graph view showing how ideas connect. A large community plugin ecosystem adds tasks, calendars, spaced repetition and much more, so it can be shaped into almost any workflow.

Ownership is similar but not identical. Both work offline on Windows, macOS, Linux, iOS and Android with files in a local folder. Logseq is open source and free. Obsidian is free with no sign-up required but is not open source, and its official end-to-end encrypted sync and web publishing are paid add-ons; any other sync tool can be used for the files instead. Logseq's Markdown leans on its outline format, so its files read most naturally inside Logseq, while Obsidian's pages open cleanly in any editor.

Neither is strong at real-time collaboration; both are aimed at individuals. Logseq's mobile apps feel less polished, and its outliner-only structure isn't for everyone. Obsidian's flexibility means time spent choosing and configuring plugins.

Choose Logseq for daily journaling, research notes and people who think in nested bullets and want open-source software. Choose Obsidian for longer-form writing, a personal knowledge base of full documents, or a setup built from plugins.

Choose Logseq if…

Outliner thinkers who want local, open-source notes with backlinks
You want open-source software
Free and open source
Local Markdown or Org files

Choose Obsidian if…

People who want to own their notes as local Markdown files
Notes are plain Markdown files you own
Works fully offline

What is Logseq?

Logseq is an open-source outliner where every note is a list of bullet blocks that can be linked, referenced and embedded anywhere. A daily journal page is the default entry point, which makes it easy to jot things down and connect them later through backlinks. Notes are stored locally as Markdown or Org-mode files, and the app also supports flashcards, PDF annotation and a whiteboard canvas. It appeals to researchers and writers who think in outlines and want their data on their own machine, without paying for the core app.

What is Obsidian?

Obsidian is a note-taking app that keeps your notes as plain Markdown files in a folder on your own device. Notes link to each other with double-bracket links, and a graph view shows how ideas connect. A large community plugin ecosystem adds features such as task lists, calendars and spaced repetition. Because the files are ordinary text, you can back them up, sync them with any tool and open them in other editors. The app is free for personal use, and optional paid services add end-to-end encrypted sync and web publishing.

Side by side

Attribute	Logseq	Obsidian
Pricing	Open source	Free plan + paid
Open source	Yes	No
Self-hostable	No	No
Platforms	Windows, macOS, Linux, iOS, Android	Windows, macOS, Linux, iOS, Android
Best for	Outliner thinkers who want local, open-source notes with backlinks	People who want to own their notes as local Markdown files
Status	Active	Active