Capture customer calls and product decisions in one place
We keep a single Obsidian vault for meeting notes, weekly reviews and strategy docs. Backlinks surface decisions we made six months ago that would be lost in Notion.
Obsidian turns plain Markdown files into a linked, searchable second brain — and the core app is free forever.
Obsidian offers exceptional value and flexibility with a free core app, though its steep learning curve slows initial time to value and the verified deal provides only standard access.
INPUTS show 'Verified founder pricing' as the deal mechanic, but no specific discount details, coupon, or savings claim are provided; the editorial summary states the core app is free and you only pay for add-ons, indicating the 'deal' is essentially access to the free tier or standard pricing, which caps the score at 3 per the rubric for access-only or no public deal.
Editorial summary states 'Free for personal use' and 'effectively zero' price, with paid add-ons like Sync at $4/user/mo; pricing tiers show a free tier with no limits, making it best-in-class value for a note-taking app with full ownership and extensive features.
Editorial summary lists strengths: backlinks, graph view, Canvas, 1,500+ community plugins, deep customization, plain Markdown files, and Bases for structured data; weaknesses include steep learning curve and no real-time collaboration, but depth is category-leading, missing a perfect 10 due to noted collaboration gaps.
Editorial summary states 'expect to spend a weekend tuning plugins before it feels like home' and 'steep learning curve,' indicating it takes days to weeks to achieve full value, though the core app can be used immediately for basic note-taking.
Editorial summary and live site evidence show active community (Discord, plugins), security/privacy pages, and local-first architecture with no server dependency; no uptime/SLA or review counts provided, but strong reputation and open-source elements support high reliability, scored conservatively due to thin quantitative evidence.
Editorial summary states 'Notes are plain Markdown files on your disk — no lock-in, no proprietary export' and 'you own your data for the long term'; pricing tiers include free personal use with no cancellation needed, enabling full portability and anytime exit.
Obsidian is a local-first Markdown knowledge base created by Erica Xu and Shida Li, the duo behind Dynalist, and first released in 2020. Unlike cloud-native tools such as Notion, Obsidian stores your notes as plain .md files in folders you control on your own computer. The app itself is essentially a sophisticated viewer, editor, and link-engine for those files.
Because your vault is just a folder, you can open it with any text editor, sync it with Dropbox, iCloud, or Git, and never worry about a vendor going bankrupt. That local-first philosophy is the single biggest reason PKM enthusiasts gravitate toward Obsidian, and it is also why the core app can ship for free: there are no server costs to recoup for the personal-use product.
Obsidian runs on Windows, macOS, and Linux as a desktop app, plus iOS and Android for mobile. It is built on Electron, so it is technically cross-platform, not native — a trade-off worth knowing if you live in low-RAM environments.
Every note is a .md file on your disk. Open them anywhere, version them in Git, search them with ripgrep. There is no proprietary export to worry about.
Type [[Page Name]] to link notes, and Obsidian automatically builds a backlink panel so you can see every note that references the current one — the core mechanic of a "second brain."
An interactive force-directed map of your entire vault. Zoom in to study clusters of thought, zoom out to spot isolated notes that need linking. Filter by tags, folders, or orphans.
An infinite whiteboard for visual thinking. Drag notes, PDFs, images, and web links onto a canvas to plan projects, sketch mind maps, or build storyboards.
From Dataview (SQL-like queries over notes) to Templater (dynamic templates) to Excalidraw (hand-drawn diagrams), the plugin ecosystem is Obsidian's superpower.
Newer feature that turns note frontmatter into structured rows you can filter, sort, and group — Notion-style tables, but living on top of your local files.
Obsidian's pricing model is unusually generous for a SaaS company: the core app is free for personal and commercial use, forever. You only pay if you want one of three optional services.
You can use 100% of Obsidian's note-taking features, including plugins and themes, for free. That is a remarkable position in 2026, when most "AI-powered" note apps charge $10–$20/month for the basics.
How does Obsidian stack up against the other big names in the linked-notes space? Here is a side-by-side look.
| Feature | Obsidian | Notion | Logseq | Roam Research |
|---|---|---|---|---|
| Where data lives | Local .md files | Notion cloud | Local Markdown or org-mode | Roam cloud |
| Free tier | Full app, all platforms | Limited blocks for individuals | Full app | No free tier |
| Collaboration | None built-in (use Git/Sync) | Real-time multi-user | Limited, peer-to-peer | Real-time multi-user |
| Plugin ecosystem | 1,500+ community plugins | API + integrations | Many plugins, smaller base | Limited |
| Graph view | Yes, core feature | No native equivalent | Yes | Yes |
| Best for | Solo PKM, ownership | Teams, shared wikis | Outliner fans, open source | Researchers with budget |
The honest summary: Obsidian wins on ownership and extensibility, Notion wins on collaboration, Logseq wins on open-source purity, and Roam wins on brand cache — at five times the price.
Grab the free desktop app from obsidian.md for Windows, macOS, or Linux. The mobile apps are also free on the App Store and Google Play.
A vault is just a folder. Pick a location you control — Documents/ObsidianMain is a common starting point. Name it after a project or domain, not "My Life," so future-you can split vaults cleanly.
Type # Welcome and start linking. The Daily Notes core plugin auto-creates a note per day — a low-friction way to build the habit.
Start with Calendar, Dataview, Templater, Excalidraw, and Make.md. Don't go overboard — adding 30 plugins on day one is a recipe for an unstable vault.
If you only edit on one device, you're done. If you want multi-device, try a free Obsidian Sync trial, or use iCloud/Google Drive/Dropbox for a free but less reliable option.
Obsidian remains the gold standard for local-first note-taking in 2026. The combination of plain-Markdown storage, a vibrant plugin ecosystem, and a free core app is genuinely hard to beat. It is not the easiest tool, and it is not the right tool for every job — but for solo researchers, writers, developers, and lifelong learners who treat their notes as long-term infrastructure, it is a near-perfect fit.
If you have never tried a linked-notes workflow, download the free app, spend a weekend with Dataview and the graph view, and you will understand why this tool has such a devoted following. If you outgrow the free tier, the paid add-ons are reasonably priced for what they deliver.
The core app is free forever on every platform. Download, create a vault, and start linking notes in under five minutes.
Get started with Obsidian →We keep a single Obsidian vault for meeting notes, weekly reviews and strategy docs. Backlinks surface decisions we made six months ago that would be lost in Notion.
Markdown files mean nothing is locked in. Plugins like Dataview and Citations turn Obsidian into a serious research environment without subscription bloat.
Git-track your vault next to your codebase, and use Obsidian to keep architecture decisions, RFCs and incident postmortems searchable forever.
For founders writing about acquisitions, hiring or legal disputes, an offline Obsidian vault on an encrypted disk is the safest place to think on paper.
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No code needed — the offer applies automatically when you register through our Obsidian link.
No surcharge to you — verified by the SaaSTweaks Deal Desk, not the vendor.
6 months free (up to $250 value)
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What real Obsidian users think — human-moderated. Reviewers may earn SaaSTweaks points for honest reviews; points never depend on the rating.
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