Data month 2026-09
Social9
Social9
Social9
social9AI comment assistant for LinkedIn, X/Twitter, Bluesky & Mastodon. Learns your voice and crafts personalized comments. By social9.com

According to AlphaMoat, as of 2026-09, the Chrome extension Social9 has 10 users — ranked #9,831 of 10,223 AI browser extensions, and #761 of 793 in Writing.

Users · 2026-09
10
Rating
-
Overall Rank (10,223)
#9,831
Writing Rank
#761/ 793

What is Social9

From the Chrome Web Store

AI comment assistant for LinkedIn, X/Twitter, Bluesky & Mastodon. Learns your voice and crafts personalized comments. By social9.com Transform your social media engagement with AI-powered, personalized comments that sound authentically YOU.

🎯 What is Social9? Social9 is your intelligent commenting companion that learns your unique voice and helps you craft engaging, thoughtful responses across LinkedIn, X/Twitter, Bluesky, and Mastodon. Stop staring at blank comment boxes—let AI suggest personalized replies that spark conversations and boost your visibility.

✨ Key Features 🧠 Learns Your Voice One-time profile analysis captures your writing style, expertise, and communication preferences AI studies your tone, vocabulary, and professional background Generated comments sound like YOU, not a robot

💬 Smart Comment Generation

  • LinkedIn: Generate professional comments on posts and replies in conversation threads with full context awareness
  • X/Twitter: Craft witty, engaging tweets (max 280 chars) that spark discussions
  • Bluesky: Create authentic posts and replies (max 300 chars) in the decentralized social sphere
  • Mastodon: Engage across the fediverse with contextual replies (optimized for engagement)

🎨 Multiple Reply Styles Get 3 unique suggestion types for every comment:

Show the rest of the store description▾
  • RIFF: React naturally—agree, add your perspective, or respectfully challenge
  • BUILD: Add insights from your expertise that others haven't mentioned
  • PROBE: Ask thoughtful follow-up questions that deepen the conversation

🧵 Full Thread Context (LinkedIn) Captures entire conversation threads when replying to nested comments Understands what you and others have already said Generates replies that add unique value without repetition Maximizes engagement and visibility

⚡ Create Original Posts Topic discovery based on your expertise and interests Generate multiple post variations with one click Custom topic input for specific ideas Optimized for each platform's character limits

🔒 Privacy First Your profile data stays local (stored in browser) Secure API communication with Claude AI No data sold or shared with third parties You control what gets analyzed

🚀 How It Works 1. Analyze Your Profile (One-Time Setup)

  • Visit your LinkedIn, X, Bluesky, or Mastodon profile
  • Click "Analyze My Profile" in the extension popup
  • AI learns your writing style, expertise, and communication preferences

2. Generate Comments

  • Navigate to any post on supported platforms
  • Click in the comment box to activate the ⚡ Social9 button
  • Click the button to get 3 AI-generated comment suggestions
  • Review, customize, and post!

3. Create Original Posts

  • Open the extension popup
  • Go to "Create Post" tab
  • Select from suggested topics or enter your own
  • Get multiple post variations optimized for the platform

📊 Perfect For Professionals building their personal brand on LinkedIn Thought leaders engaging audiences on Twitter/X Open source enthusiasts participating on Mastodon Early adopters exploring Bluesky Anyone who wants to be more active on social media without spending hours crafting comments

🎓 Use Cases Networking: Respond thoughtfully to industry leaders' posts Community Building: Engage authentically in your niche Thought Leadership: Add valuable insights to trending discussions Time Saving: Comment 10x faster without sacrificing quality Consistency: Maintain active presence across multiple platforms

🔧 Powered By Claude AI (Anthropic): State-of-the-art language model for natural, human-like responses Multi-Platform Support: Works seamlessly across 4 major social platforms Adaptive Extraction: Robust DOM parsing that works even when platforms update their UI

💡 Why Social9? Before Social9:

  • Stare at blank comment boxes for minutes
  • Write generic "Great post!" comments
  • Miss opportunities to engage with your network
  • Struggle to maintain consistent activity

After Social9:

  • Generate thoughtful comments in seconds
  • Each comment is personalized and contextual
  • Never miss an engagement opportunity
  • Build your presence effortlessly

🌟 What Makes Us Different? Unlike generic AI writing tools: ✅ Platform-Specific: Optimized for each social network's culture and character limits ✅ Voice Learning: Captures YOUR unique style, not generic corporate-speak ✅ Context-Aware: Understands full conversation threads and post context ✅ Quality-Focused: Built-in checks prevent generic, spammy responses ✅ Multi-Platform: One extension for LinkedIn, X, Bluesky, and Mastodon

📝 Requirements Chrome browser (latest version recommended) Active account on at least one supported platform (LinkedIn, X/Twitter, Bluesky, or Mastodon) Anthropic API key (get one free at anthropic.com)

🔐 Privacy & Security Profile data stored locally in your browser Secure HTTPS communication with Claude API No tracking or analytics You control what data is analyzed Open source code available for review

🆓 Pricing Free to use with your own Anthropic API key API costs typically under $0.01 per comment No subscription fees No hidden charges

📞 Support GitHub: github.com/social9/ai-comments-extension Email: [email protected] Documentation: Full setup guide included

🚦 Getting Started Install the extension Add your Anthropic API key in settings Analyze your profile on your preferred platform Start generating amazing comments!

Transform your social media presence today. Install Social9 and never struggle with comments again!

-- Note: Social9 is not affiliated with LinkedIn, Twitter/X, Bluesky, or Mastodon. All trademarks belong to their respective owners.

Extension profile

Version
v4.6.0
Size
141KiB
Languages
English
Updated
2026-06-12

Popular in Writing

Open the detail page, or “+ Compare” to put it next to Social9
Grammarly
Grammarly
Writing★ 4.5
40.0M
Users

Improve grammar, clarity, and tone with AI writing assistance directly in your browser

+ Compare
Quillbot
Quillbot
Writing★ 4.7
6.0M
Users

Check grammar, paraphrase text, and refine your writing without leaving the page

+ Compare
AI Grammar Checker & Paraphraser
2.0M
Users

LanguageTool checks grammar, spelling and punctuation as you type and adds style and paraphrasing suggestions in the browser.

+ Compare
Wordtune
Wordtune
Writing★ 4.6
1.0M
Users

Wordtune is an AI writing companion that paraphrases, rewrites, translates, and fixes grammar.

+ Compare

Ginger checks spelling and grammar as you type in the browser and adds an AI rephrase, a synonyms lookup and a definitions dictionary.

+ Compare
Jetwriter AI
Jetwriter AI
Writing★ 4.6
500.0K
Users

Write emails and messages, chat with any page, and polish your writing with AI in seconds.

+ Compare

Data month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.