Ember AI vs Rool®

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

Ember AI compared with Rool®
Detail	Ember AI	Rool®
What it does	AI sales assistant that drafts client follow-ups in your voice from your real inbox	Your private AI machine in the cloud
Stage	Growing	Not given
Founded	Not given	Not given
Based in	Not given	IE
Pricing model	Not given	Freemium
Pricing	Free plan with 300 one-time credits. Growth plan at $79/month with 100 managed contacts and 1,000 credits/month. Pro plan at $329/month with 500 managed contacts and 5,000 credits/month. Enterprise at custom pricing with 1,000+ managed contacts. Unlimited seats on all plans.	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
Key features	Reads email and CRM to identify best prospects Drafts personalized emails in your voice from actual conversation history Approval-first workflow with optional auto-send Contact enrichment and profile updates Learns your writing style through approvals and edits Shared team view with unified inbox for outreach Integrates with Gmail, Outlook, HubSpot, and Attio Sends from your real existing inbox	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
What makes it different	Treats every relationship individually rather than using fixed cadences No sequences or templates required Approval required by default, not auto-send Works on top of existing CRM without migration Continuous proactive relationship management at scale	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
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)	Not checked yet no change since last check	16 no change since last check
Trust Flow (Majestic)	4	6
Citation Flow (Majestic)	6	29
Referring domains (Majestic)	9	56

4 details filled in for both companies.

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