According to AlphaMoat, as of 2026-09, the Chrome extension Quillzy has 48 users (+9.1% MoM), rated 5 (13 reviews) — ranked #5,529 of 9,324 AI browser extensions, and #409 of 744 in Writing.
What is Quillzy
Quillzy: free AI LinkedIn writer. Generate posts, reposts, comments & DM replies with Browser AI, Gemini or ChatGPT. Offline ready. Write better LinkedIn posts, comments, DM replies, and connection notes in seconds with Quillzy.
WHAT'S NEW IN v2.8.3
Quillzy Stats Dashboard - see how many AI generations you've made across all modes Reddit Platform support added Improved reliability with automatic error monitoring Major Bug fixes
FIVE MODES
Repost Mode - Add thoughtful commentary when sharing others' content. AI reads the original post (including images) and generates engaging commentary.
New Post Mode - Write a rough draft and let AI rephrase it into polished LinkedIn content while keeping your voice.
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Comment Mode - Generate short, context-aware comments on feed posts, company pages, profile feeds, and activity pages. Compact AI toolbar appears right in the comment box.
DM Reply Mode - AI reads the last few messages in your conversation and generates a natural reply. Works in messaging pages and conversation overlays.
Connection Note Mode - Generate personalized connection request notes when sending invitations. AI reads the recipient's profile and crafts a warm, genuine note (max 200 characters).
THREE AI PROVIDERS
Browser AI (Recommended - FREE) Runs completely on your device with Gemini Nano No API key, no cloud, works offline Your data never leaves your browser One-time model download
Google Gemini Cloud API with free tier available Models: Gemini 2.5 Flash (recommended), 2.5 Pro, 2.0 Flash Supports image-aware commentary
OpenAI GPT Premium cloud API Models: GPT-5 Nano (recommended), GPT-4o, GPT-4.1, GPT-5 Pro Supports image-aware commentary Free Tier (No API Key)
Use ChatGPT, Claude, or Gemini web interfaces directly Quillzy auto-fills the prompt for you Works for posts, comments, DMs, and connection notes
CUSTOMIZATION 17 built-in tones + custom tone support Max word count control per mode Custom system prompts Dark mode with auto-detection
PRIVACY FIRST
Your data stays private:
Bring Your Own API Key - you control costs Zero data collection API keys stored locally in Chrome's secure storage Direct browser-to-AI connection (no middleman) Browser AI processes everything on-device
COST Quillzy Extension is free. Three options:
Browser AI: Completely free, runs on your device API Mode: Pay only for what you use (most users spend under $1/month) Free Tier: Use web-based AI platforms at no cost Get API keys free at https://ai.google.dev/ (Gemini) or https://platform.openai.com/api-keys (OpenAI).
SUPPORT
Issues: https://github.com/yogendrasinghx/quillzy/issues Privacy Policy: https://quillzy.com/privacy Developer: https://yogendrasingh.in
Extension profile
User Growth Trend
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.