vioscaleAI
Comparison

Obsidian vs Tettra

On the evidence we track, Obsidian leads this comparison with a composite score of 71/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Obsidian full profile →Tettra full profile →
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★Obsidian71
Tettra64
Score
vioscaleAI score
Obsidian71 / 100medium · 55%
Tettra64 / 100medium · 72%
Pricing
Free tier
Obsidian✓
Tettra✗
Model
Obsidianfreemium
Tettracommercial
Price level
Obsidianlow
Tettralow
Transparent
Obsidian✓
Tettra✓
Integrations
Count
Obsidian20
Tettra8
Security
Gdpr
Obsidian–
Tettra✓
Pci
Obsidian–
Tettra✓
Reliability
Sla pct
Obsidian–
Tettra99.99
Status page
Obsidian✓
Tettra✓
Market
Availability
Content
Faq
Obsidian6 items
Tettra6 items

Capabilities

Feature-by-feature on the axes that matter for knowledge base software. “-” means undocumented, not absent.

Collaboration
Real-time co-editing
Obsidian✗
Tettra-
Content
Structured database / table blocks
Obsidian✓
Tettra-
Bidirectional links / backlinks
Obsidian✓
Tettra-
Markdown-native
Obsidian✓
Tettra-
Version history
Obsidian✓
Tettra✓
Storage
Local-first / offline files
Obsidian✓
Tettra-
AI
AI writing / Q&A over content
Obsidian✓
Tettra✓
Publishing
Publish pages to the web
Obsidian✓
Tettra✓
Access
Permissions granularity
ObsidianWorkspace
TettraPage
Knowledge
Answer verification / expiry
Obsidian✗
Tettra✓
Deployment
Hosting
ObsidianCloud + self-hosted
TettraCloud only
Enterprise
SSO / SCIM
Obsidian✗
Tettra✓
Extensibility
Public API
Obsidian✓
Tettra✓
Pricing
Free tier
Obsidian✓
Tettra✗

What each one is

The product in its own terms, so the numbers below have context.

Obsidian

Leader

Obsidian is a note-taking and knowledge management tool that stores data locally on your device by default, with optional end-to-end encrypted cloud synchronization. You can organize notes through bidirectional linking, customize the interface with plugins and themes, and publish content to the web.

Independently observed

Tettra

Cloud-based knowledge management software that helps teams organize internal documentation, automatically answer common questions through an AI bot integrated with Slack, and maintain accurate content through verification workflows.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Obsidian

Leader
from $4/moHybridFree tier

Free app with optional Sync ($4-5/user/mo), Publish ($8-10/site/mo), Catalyst ($25 one-time), or Commercial ($50/user/year) licenses. 40% discount for students, faculty, and nonprofits.

  • FreeFree
    • Local note storage
    • Plugins and themes
    • Bidirectional linking
    • Graph visualization
    • Offline access
  • Sync$4/user/mo (annual) or $5/user/mo (monthly)
    • Sync across devices
    • End-to-end encryption
    • Version history
    • Collaborative vaults
    • Priority support
  • Publish$8/site/mo (annual) or $10/site/mo (monthly)
    • Publish to web
    • Customizable theme
    • Full-text search
    • Graph view
    • No coding required
    • +1 more
  • Catalyst$25 one-time
    • Early access to beta versions
    • Community badges
    • Exclusive channels
  • Commercial$50/user/year
    • Support development
    • Featured organization badge
as of verify ↗

Tettra

from $8/moSubscription30-day trial

From $8/user/month. 30-day free trial. Annual billing saves 20%.

  • Scaling$8 per user/month (minimum 10 users). 20% discount for annual billing.
    • AI answers in Slack
    • AI page tagging
    • AI FAQ generation
    • Train AI with Google Docs
    • Google Workspace integration
    • +21 more
  • EnterpriseContact sales
    • All Scaling plan features
    • Custom pricing
    • SSO & SCIM provisioning
    • Hands-on training
    • Custom import and onboarding
    • +3 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Obsidian✗
Tettra✓
iOS
Obsidian✓
Tettra✓
Android
Obsidian✓
Tettra✓
macOS
Obsidian✓
Tettra✗
Windows
Obsidian✓
Tettra✗
Deployment
Cloud / SaaS
Obsidian✓
Tettra✓
Self-hosted
Obsidian✓
Tettra✗
Hybrid
Obsidian✓
Tettra✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Obsidian

Leader
20 total
  • Apple Notes
  • Notion
  • Evernote
  • Roam Research
  • Google Keep
  • OneNote
  • Airtable
  • Chrome
  • Safari
  • Firefox
  • Edge
  • Brave
  • Arc
  • Orion
  • Vivaldi
  • Stripe
  • WeChat
  • Alipay
  • PayPal
  • Discord
Independently observed

Tettra

8 total
  • Slack
  • Google Docs
  • Google Workspace
  • Google Drive
  • Zapier
  • Asana
  • Trello
  • Zoho Sprints
Independently observed
Still deciding?

Obsidian or Tettra: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.