Rool® vs Knotr

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

Rool® compared with Knotr
Detail	Rool®	Knotr
What it does	Your private AI machine in the cloud	Your voice and skills in every AI tool you use
Stage	Not given	Startup
Founded	Not given	Not given
Based in	IE	US
Pricing model	Freemium	Freemium
Pricing	Standard: Free forever. Plus: €9/month. Pro: €25/month. Team plan: No subscription, pay per machine and per AI use from prepaid balance in US dollars. Machine sizes: R0 $5/month, R1 $10/month, R2 $30/month. AI pricing per million tokens: Rool® 1 input $0.35, cached input $0.07, output $0.70. Rool® 1	Free: 1 Profile, 10 Skills, 50 Documents, 10 Artifacts, 1 Style Guide from Starter Pack, 100 Hosted Chat AI credits/month. Pro: $24/mo or $20/mo billed annually, 5 Profiles, 75 Skills, 500 Documents, 75 Artifacts, 1 Style Guide, 1,000 Hosted Chat AI credits/month. Max: $49/mo or $40/mo billed annual
Key features	Persistent memory that builds knowledge graphs over time File storage and management with version control Collaboration with shared access and permissions Multiple Rool Machines per account Built-in connectors and custom MCP servers Full data export and API access Progressive Web App and mobile apps Hourly credit refills with daily limits Rool 1 and Rool 1.5 AI models EU infrastructure with self-hosted models	Profiles to define voice, tone, and judgment Style Guides to enforce writing rules Knowledgebases to store trusted documents and notes Skills to package repeatable workflows Artifacts for versioned, shareable outputs Hosted Chat with custom runtime MCP integration with external tools Team workspaces with shared knowledge Skill Catalog for discovery and import Collections to group and present artifacts
What makes it different	Private machine isolated at VM level, not just by access rules Hosted entirely in the EU with self-hosted AI models Never trains AI models on your data Free forever plan with no credit card required	Output sounds like you, not generic AI, because every tool reads the same profiles and style guides Stop re-uploading docs and rewriting instructions for each new tool Individual voice, shared standards on teams Built-in changelogs instead of Git for managing skills Works with any MCP-compatible AI client without vendor lock-in
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	16 no change since last check	2 no change since last check
Trust Flow (Majestic)	6	4
Citation Flow (Majestic)	29	25
Referring domains (Majestic)	56	27

6 details filled in for both companies.

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