Obsidian vs Substack
Side-by-side comparison to help you pick the right tool.
| Obsidian | Substack | |
|---|---|---|
| Tagline | Local-first markdown notes with powerful linking. | Newsletter platform where writers monetise directly with paid subscriptions. |
| Category | Writing Content | Writing Content |
| Pricing | Freemium | Freemium |
| Skill Level | Beginner | Beginner |
| Platforms | Windows, Mac, Linux, Ios, Android | Web, Browser, Ios, Android |
| Use Cases | Solo Indie, Side Project, Content Creation | Content Creation, Solo Indie, Portfolio Showcase |
| Traits | Has Free Tier, Offline Capable, Privacy Friendly | Has Free Tier, Fast To Set Up |
| Best For | Best for writers and developers who want an extensible, private note-taking system with no vendor dependency. | Best for independent writers and journalists who want to build an audience and earn recurring revenue without running their own publishing stack. |
Obsidian
Obsidian stores notes as plain markdown files on your own device. Bidirectional linking, a graph view of connections, and a rich plugin ecosystem make it a powerful personal knowledge base that you fully own and control.
View detailsSubstack
Substack lets any writer launch a newsletter with free and paid tiers. It handles payments, subscriber management, a web reader, and a podcast feed — all in one place. Writers keep 90 % of paid subscription revenue. The platform also has a discovery network to grow your audience organically.
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