How to choose a note-taking app | Zettelkasten

TL;DR

Prioritize offline storage and open formats like Markdown so a Zettelkasten knowledge base stays accessible over time.

Briefing Cornell Notes

Briefing

Choosing a note-taking app for Zettelkasten isn’t about finding a “perfect” tool—it’s about avoiding a future trap. The central recommendation is to prioritize offline storage and open formats (like Markdown) so a second brain remains accessible and autonomous years later, even if a company changes, deprecates an app, or suffers outages.

The argument is built around a mindset shift: treat software selection like sharpening an ax, not like endlessly polishing it. One parable contrasts a lumberjack who refuses to invest time in improving a blunt tool with another who over-invests in perfection. The takeaway is a practical stopping rule—spend enough time to choose something that works for the method, but don’t fall into weeks of tweaking themes, plugins, and workflows while producing no notes. If the current setup feels “dull” compared with something new, that novelty pull is framed as a dopamine effect: new apps can look exciting, but the real cost is time lost to switching rather than building.

From there, the transcript draws a clear line between apps that store notes locally versus those that rely on hosted servers. Notion is described as a strong general-purpose tool for scripts, goals, deadlines, and tasks, but a poor fit for Zettelkasten-style notes because it’s fundamentally online and offers limited, uncertain export paths for preserving a network of ideas. The concern isn’t privacy in the sense of sensitive data; it’s long-term control. If the platform changes or disappears, the stored knowledge network could become hard to recover.

Roam Research is criticized for the same structural reason: it’s hosted online and depends on syncing to its servers. Remnote is also grouped with tools where notes live online, though it’s singled out for having built-in spaced repetition as a potentially valuable feature.

The solution offered is Obsidian. It runs on local text files—plain Markdown stored on a hard drive—so notes remain available even if the app stops working. The transcript also emphasizes future-proofing through open formats and offline access, arguing that this matters most for Zettelkasten’s core value: rediscovering older ideas and seeing connections to newer ones. Obsidian is positioned as free to use and supported by a large ecosystem of plugins, including converting notes to Anki flashcards and inserting citations from a Zotero database.

The final guidance is pragmatic. Beginners who don’t know what to start with should use Obsidian. If someone already has a working system, they should stick with it because the volume and quality of notes matter more than the brand of software. And if the current tool later feels risky or non-future-proof, switching is still feasible—notes can be transferred into a new system in a few hours rather than months of tinkering.

Cornell Notes

The transcript’s core message is that Zettelkasten success depends more on long-term control of your notes than on chasing the “best” app. It recommends choosing tools that store notes offline in open formats like Markdown, so the idea network stays accessible even if a company changes or an app is deprecated. Notion, Roam Research, and Remnote are treated as less suitable because they rely on hosted storage and syncing, creating uncertainty around future export and autonomy. Obsidian is presented as the safer default because it operates on local Markdown files and supports features through free plugins (e.g., Anki flashcards and Zotero citations). The practical rule: stop fiddling once the system works and start producing notes.

Why does the transcript treat offline storage and open formats as the key requirement for Zettelkasten?

Zettelkasten’s payoff comes from revisiting and reconnecting ideas months or years later. That only works if the notes remain accessible and portable over time. Hosted apps create a dependency on a vendor’s servers and future product decisions. The transcript argues that the real risk isn’t whether someone reads the notes today, but whether the system remains usable if the company changes, the app is deprecated, or servers fail. Offline storage plus open formats like Markdown reduce that dependency and preserve autonomy.

What’s the practical “don’t over-polish” rule for choosing software?

A parable contrasts two extremes: refusing to improve a blunt tool versus endlessly perfecting it. Applied to note-taking, the rule is to spend enough time selecting an app that fits the method, then stop when tinkering starts to harm progress. The transcript warns that novelty and dopamine can trigger constant switching—adjusting themes, watching workflows, and installing plugins—while producing no new notes.

Why does Notion get criticized specifically for Zettelkasten use?

Notion is described as strong for writing and planning (scripts, goals, exams, deadlines), but fundamentally mismatched for Zettelkasten-style notes because it’s an online app with notes stored on Notion servers. The transcript claims there isn’t a proper, reliable way to export Zettelkasten notes, which would leave the second brain dependent on the platform’s continued existence.

How are Roam Research and Remnote positioned in the trade-off?

Roam Research is grouped with other hosted tools because it requires syncing to its servers, making it unsuitable for the transcript’s future-proofing goal. Remnote is also treated as having the same online-storage issue, though it’s acknowledged for an inbuilt spaced repetition feature that could be a meaningful advantage for some users.

What makes Obsidian the recommended default?

Obsidian is presented as operating on local text files: each note is a plain Markdown file stored on the user’s hard drive. That means notes remain accessible even if Obsidian shuts down, and even in an extreme scenario where only the laptop survives. It’s also described as free and feature-rich, with capabilities like customizable graph view, strong LaTeX support, and free plugins—for example converting notes to Anki flashcards and inserting citations from a Zotero database.

When should someone switch apps, according to the transcript?

Switching is framed as a later, targeted action rather than an ongoing hobby. If the current app already “does the job” and the user is happy, they should stick with it because note quantity and content matter more than the software brand. If later concerns arise about future-proofing, the transcript claims migration can be done relatively easily—transferring notes into a new system in a few hours.

Review Questions

What specific dependency risks does the transcript associate with hosted note-taking apps, and how does offline Markdown storage address them?
How does the novelty/dopamine argument explain why people get stuck switching between note-taking tools?
Which features and ecosystem advantages does Obsidian receive in the transcript, and how do they support Zettelkasten-style workflows?

Key Points

1
Prioritize offline storage and open formats like Markdown so a Zettelkasten knowledge base stays accessible over time.
2
Avoid spending months perfecting themes, plugins, and workflows before producing notes; stop fiddling once the system works.
3
Notion, Roam Research, and Remnote are treated as weaker fits for Zettelkasten because notes depend on hosted servers and syncing.
4
The main concern is long-term autonomy and export/portability, not whether someone can read notes today.
5
Obsidian is recommended as a default because it stores notes as local plain Markdown files and supports a free plugin ecosystem.
6
If a current app already works and the user is satisfied, stick with it; the volume and quality of notes matter more than the tool.
7
Switching later is presented as feasible—migration can be done in a few hours if future-proofing becomes a concern.

Highlights

The transcript’s core rule is to choose software that keeps your notes autonomous and portable—offline storage and open formats come first.

A parable warns against both neglecting tool improvement and obsessing over perfection; the goal is to start building, not endlessly tweak.

Notion, Roam Research, and Remnote are criticized less for features and more for hosted dependency that could complicate long-term access.

Obsidian is positioned as future-proof because notes are plain Markdown files stored locally, with free plugins for tasks like Anki and Zotero integration.

Topics

Zettelkasten
Note-Taking Apps
Future-Proofing
Offline Markdown
Notion vs Roam vs Obsidian

How to choose a note-taking app | Zettelkasten | Notion vs Roam vs Obsidian