Obsidian Alternatives

Obsidian advertises $0/mo and has 3 documented extra fees, adding about $16/mo. Alternatives in Database & Spreadsheet are ranked by estimated monthly cost. Estimates use illustrative assumptions, not your exact usage.

📊 64 tools in our database•🔄 Prices change often — confirm on the vendor's site before buying.•Report incorrect pricing →

Current Tool

Obsidian

Free local-first note-taking app with powerful linking. Personal use is free, but Sync ($4/mo) and P

Advertised: $0/mo

~$16/mo estimated

3 documented extra fees

3 Alternatives in Database & Spreadsheet

S

Supabase

Open-source Firebase alternative with Postgres database. Free tier is generous, then $25-$599/mo — but database size, ba

~$40/mo

Advertised $0/mo • 3 documented fees (+$40/mo)

Database Size Overage: +$5/moBandwidth Overage: +$25/moEdge Function Invocation Limits: +$10/mo
Full Supabase breakdown →
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N

Notion

All-in-one workspace for notes, docs, databases, and wikis. Affordable for small teams, but AI credit costs, automation

~$60/mo

Advertised $10/mo • 3 documented fees (+$50/mo)

Notion AI Credits (Custom Agents): +$30/moCustom Automation Feature Gate: +$10/moAPI Access Paywall: +$10/mo
Full Notion breakdown →
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A

Airtable

Spreadsheet-database hybrid loved by teams. Simple to start, expensive to scale — record limits, automation caps, and at

~$65/mo

Advertised $20/mo • 4 documented fees (+$45/mo)

Record Limit Forced Upgrade: +$25/moAutomation Run Hard Cap: +$20/moAttachment Storage Silent Failure: +$0/mo+1 more
Full Airtable breakdown →
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