Linkmate vs CommentShark

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

Linkmate compared with CommentShark
Detail	Linkmate	CommentShark
What it does	AI-powered LinkedIn engagement tool that automates comments and grows your network	AI-powered YouTube comment automation for creators
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Freemium
Pricing	Starter: $0/forever with 100 AI comments/month, 5 following profiles, Gemini Flash model, and basic LinkedIn analytics. Pro: $39/month with unlimited AI comments, 20 following profiles, 3 keyword campaigns, 60 keyword engagements/day, and Claude Sonnet & Gemini Pro. Plus: $59/month with everything i	Free plan with 20 comment actions/month; Starter $19/month (500 actions, 10 rules); Creator $49/month (1,500 actions, 25 rules); Pro $139/month (5,000 actions, 50 rules); Custom pricing available.
Key features	AI-generated personalized comments on LinkedIn posts Keyword-based post discovery and engagement Profile-specific automatic engagement Custom AI prompts for comment tone and style Adjustable comment length options Multiple AI model selection Real-time engagement analytics and metrics Company profile engagement targeting Geo-targeting feature 7-day free trial with Pro plan access	AI-powered comment auto-reply with voice matching AI comment classification and smart rules 24/7 automated comment moderation Spam, hate speech, and scam detection Approval workflows for brand safety YouTube comment search and filtering Top commenters and engagement tracking Blocked words list builder Team collaboration with role-based access Sentiment analysis and insights
What makes it different	Authentic AI-generated comments that sound natural and match your personal voice Save hours of daily manual LinkedIn engagement Significant growth results: 20-40 new followers per day and 3-7x increase in profile visits Full control over AI behavior with customizable prompts and settings Safety designed for LinkedIn with natural engagement patterns and rate limiting	Review and approve replies before posting AI learns your voice from past replies 7-day money-back guarantee on first payment Uses official YouTube API with OAuth 2.0 security
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)	15 −2 (down) since last check	23 +3 (up) since last check
Trust Flow (Majestic)	5	4
Citation Flow (Majestic)	27	27
Referring domains (Majestic)	63	51

4 details filled in for both companies.

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