Comparison

Outline vs Slab

On the evidence we track, Slab leads this comparison with a composite score of 73/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Outline65
Slab73
Score
Vioscale score
Outline65 / 100low · 26%
Slab73 / 100low · 42%
Pricing
Free tier
Outline
Slab
Model
Price level
Outlinelow
Slablow
Transparent
Outline
Slab
Integrations
Count
Outline7
Slab46
Security
Disclosure policy
Outline
Slab
Gdpr
Outline
Slab
Soc2
Outline
Slab

Capabilities

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

Capabilities
Deployment model
Outline-
Slab-
Hierarchical nested page trees
Outline-
Slab-
BI directional backlinking
Outline-
Slab-
Rich markdown slash commands
Outline-
Slab-
Real time multiplayer editing
Outline-
Slab-
Page version history and diffing
Outline-
Slab-
AI automated content summarization
Outline-
Slab-
Slack ms teams chat embeds
Outline-
Slab-
Jira github engineering embeds
Outline-
Slab-
Figma lucidchart design embeds
Outline-
Slab-
SOC2 type ii
Outline-
Slab-
ISO 27001
Outline-
Slab-
Pricing model
Outline-
Slab-

What each one is

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

Outline

A cloud-based and self-hosted knowledge management tool that lets teams create, edit, and share documents in real-time, with integrated search, permissions management, and support for third-party applications.

Independently observed

Slab

Leader

A web-based platform for creating, organizing, and sharing organizational knowledge. It enables teams to build internal documentation, policies, and procedural guides with modern editing tools, unified search across integrated applications, and real-time collaboration features.

Independently observed

Pricing

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

Outline

from $10/moSubscription30-day trial

From $10/month based on team size. 30-day free trial. Annual billing available. 30% discount for non-profits and education.

  • Starter$10/month for 1–10 members
  • Team$79/month for 11–100 members
  • Business$249/month for 101–200 members
  • EnterpriseContact sales
as of verify ↗

Slab

Leader
from $6.67/moSubscriptionFree tier

Free tier for up to 10 users, then $6.67–$12.50 per user/month

  • FreeFree
    • Up to 10 users
    • 3 guests per user
    • 10MB attachments
    • 90 days version history
    • Unlimited posts and topics
    • +7 more
  • Startup$6.67/user/month billed annually
    • Unlimited users
    • 3 guests per user
    • 25MB attachments
    • 365 days version history
    • Unlimited posts and topics
    • +10 more
  • Business$12.50/user/month billed annually
    • Unlimited users
    • 5 guests per user
    • 100MB attachments
    • Unlimited version history
    • Unlimited posts and topics
    • +19 more
  • EnterpriseContact sales
    • At least 100 users
    • Unlimited guests
    • Custom attachments
    • Unlimited version history
    • Unlimited posts and topics
    • +20 more
as of verify ↗

Platform & deployment

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

Platforms
Web
Outline
Slab
macOS
Outline
Slab
Windows
Outline
Slab
Deployment
Cloud / SaaS
Outline
Slab
Self-hosted
Outline
Slab
On-premise
Outline
Slab

Integrations

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

In common (3)
  • Figma
  • Airtable
  • Loom

Outline

7 total - 4 not shared
  • Slack
  • Google Docs
  • Alfred
  • Zapier
Independently observed

Slab

Leader
46 total - 43 not shared
  • BambooHR
  • Box
  • Canva
  • ClickUp
  • CodePen
  • Confluence
  • Draw.io
  • Dropbox
  • Freshdesk
  • GitLab
  • Gliffy
  • Google Workspace
  • Guru
  • InVision
  • iorad
  • Jira
  • Jotform
  • JSFiddle
  • Linear
  • Lucid
  • Ludus
  • Microsoft
  • Miro
  • Mode
  • +19 more
Independently observed

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