True cost comparison — not just what the pricing page says
Quick Verdict
Obsidian saves you 100%
Best for Obsidian
All-in-one workspace for notes, docs, databases, and wikis. Affordable for small teams, but AI credi
Best for Notion
Free local-first note-taking app with powerful linking. Personal use is free, but Sync ($4/mo) and P
Free local-first note-taking app with powerful linking. Personal use is free, bu...
Advertised
$0
/month
True Cost
$16
/month (typical)
Obsidian Sync
Cross-device sync: $4/mo (annual) or $5/mo. Without it, you need your own sync solution (Dropbox, iC...
Obsidian Publish
Host notes as a website: $8/mo (annual) or $10/mo per site. Each additional site is another subscrip...
Commercial License
Using Obsidian for work with 2+ employees requires a Commercial license at $50/user/year ($4.17/user...
All-in-one workspace for notes, docs, databases, and wikis. Affordable for small...
Advertised
$10
/month
True Cost
$60
/month (typical)
Notion AI Credits (Custom Agents)
AI features are NOT included in any plan. $10 per 1,000 credits, consumed per AI action. Teams using...
Custom Automation Feature Gate
Plus ($10/member/mo) only includes button-only automations. Custom database automations (triggered, ...
API Access Paywall
API and webhooks require Plus at minimum ($10/member/mo). Free plan has no API access for integratio...
$10/mo annual
$20/mo annual
Notion advertises $10/mo. Obsidian advertises $0/mo.
Notion has 3 documented hidden fees. Obsidian has 3.
Notion confidence: 78%. Obsidian confidence: 82%.
| Metric | Obsidian | Notion | Winner |
|---|---|---|---|
| Advertised Price | $0/mo | $10/mo | Obsidian |
| True Monthly Cost | $16/mo | $60/mo | Obsidian |
| Hidden Fee Total | +$16/mo | +$50/mo | Obsidian |
| # Hidden Fees | 3 | 3 | Obsidian |
| Confidence Score | 82% | 78% | Obsidian |
| Pricing Tiers | 0 | 4 | — |
| Affiliate Program | None | No public program | — |
Obsidian advertises $0/mo and Notion advertises $10/mo. However, when you include hidden fees, Obsidian has 3 documented hidden fees adding +$16/mo, while Notion has 3 hidden fees adding +$50/mo. Based on true cost, Obsidian is typically 100% cheaper.
Obsidian has 3 documented hidden fees: Obsidian Sync, Obsidian Publish, Commercial License. These add approximately +$16/mo on top of the $0/mo advertised price.
Notion has 3 documented hidden fees: Notion AI Credits (Custom Agents), Custom Automation Feature Gate, API Access Paywall. These add approximately +$50/mo on top of the $10/mo advertised price.
Choose Obsidian if: All-in-one workspace for notes, docs, databases, and wikis. Affordable for small teams, but AI credi. Choose Notion if: Free local-first note-taking app with powerful linking. Personal use is free, but Sync ($4/mo) and P. The right choice depends on your team size, usage volume, and which features you need most.
This comparison is based on manual research of official pricing pages, terms of service, and user reports. Obsidian data has a 82% confidence score and Notion has 78%. Prices were last verified in April 2026. For the most accurate estimate, enter your specific usage in our calculator.
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