Outline vs HummingDeck

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Outline compared with HummingDeck
Detail	Outline	HummingDeck
What it does	Modern team knowledge base for internal documentation, specs, support answers, and meeting notes	Share documents, track engagement in real time, and know exactly when to follow up
Stage	Established	Not given
Founded	2020	Not given
Based in	US	LT
Pricing model	Freemium	Freemium
Pricing	Cloud plans: $10/month (1-10 members), $79/month (11-100 members), $249/month (101-200 members). On-Premises plans: Community Edition free with limited features, Business $4/user/month billed annually (10 user minimum), Enterprise $5/user/month billed annually (100 user minimum). Annual pricing avai	Free plan with 5 documents and 5 links. Starter at €9/month for 25 documents and 50 links per document. Pro at €24/month per user for 100 documents and deal rooms with action plans. Business at €39/month per user for unlimited documents, links, rooms, custom domain and branding.
Key features	Real-time multiplayer collaborative editing Markdown editor with slash commands and embeds AI-powered search and question answering Slack integration for search and sharing Public and private document sharing 20+ integrations including Slack, Figma, Loom Built-in MCP server for AI assistants Custom domains and white label branding Granular permissions and user groups Open API and webhooks	Real-time page-by-page engagement analytics with time tracking and completion rates Trackable document links with personal and anonymous sharing options Deal rooms bundling multiple documents with mutual action plans Automatic bot and scanner traffic filtering on all plans Support for PDF, PowerPoint, Word, Excel, and HTML file uploads CRM and Slack integrations for engagement data sync and notifications Geographic insights showing viewer location and regional engagement patterns Custom domain and branding on Business plans Restricted access with email allowlist and verification codes Accept, decline, or request changes workflow for proposal responses
What makes it different	Open source codebase with transparent development 10 years of open source development history Self-hosted option on your own infrastructure Bootstrapped and profitable 20 language translations with RTL support	Automatic three-layer bot filtering on all plans to eliminate inflated engagement metrics from email scanners Permanent free plan with 5 documents and 5 links, no credit card required 7-day free trial on all paid plans with full feature access, no credit card needed Per-page analytics showing time spent on each section, not just aggregate views
Community votes	0	0
DR (Domain Rating by Ahrefs)	73 no change since last check	28 +1 (up) since last check
Trust Flow (Majestic)	21	8
Citation Flow (Majestic)	40	17
Referring domains (Majestic)	1705	80

6 details filled in for both companies.

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