Quick AI summaries and smart content tools for social networks, powered by Chrome's embedded AI.
Users
11
−1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#187K
#156K among extensions
Version
1.1.0
updated 19 Nov 2025
Users
monthly, 11 months
Latest, 15 Oct 2026:11 usersMove the mouse over the chart for any month
Ratings count
monthly, 11 months
Latest, 15 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About NanoCoffee
NanoCoffee - AI Summaries & Smart Writing for Social Media
Supercharge your social media experience with on-device AI tools - all private, fast, and free.
✨ What's New in v1.1.0
AI Write & Rewrite - Generate and refine your social media posts with one click:
- Write engaging replies powered by Gemini Nano
- Rephrase your drafts for clarity
- Adjust tone (casual/formal) instantly
- Make posts longer or shorter
- Works on Twitter/X, LinkedIn, and Substack
📝 Key Features
Smart Summaries
Get instant AI-generated summaries of long posts, articles, and threads:
- Twitter/X posts and articles
- LinkedIn posts and newsletters
- Substack articles and notes
- Summaries appear inline, styled to match each platform
AI Writing Assistant
Compose and refine content directly in your social feed:
- Generate contextual replies to posts
- Rewrite your drafts with different tones
- Adjust length and style on the fly
- Edit and refine until it's perfect
Private & Fast
- Powered by Chrome's built-in Gemini Nano
- All processing happens on your device
- No data sent to external servers
- Works offline after initial setup
Native Design
- Seamlessly integrated into each platform
- Matches Twitter/X, LinkedIn, and Substack styles
- Non-intrusive, clean interface
🔒 Privacy First
Your content never leaves your device. NanoCoffee uses Chrome's on-device AI (Gemini Nano) - everything is processed locally with zero data collection.
⚙️ Requirements
- Chrome 138+ stable
- At least 22 GB free disk space (for Gemini Nano model)
- GPU with 4+ GB VRAM OR CPU with 16+ GB RAM
- Supported platforms: Twitter/X, LinkedIn, Substack
- Desktop only (Windows 10+, macOS 13+, Linux)
🚀 How to Use
1. Install the extension
2. Visit Twitter, LinkedIn, or Substack
3. Long posts automatically show summaries
4. Click the ✨ AI button in compose boxes to write or rewrite
5. Gemini Nano will download automatically on first use (may take a few minutes)
Perfect for: Content creators, professionals, researchers, and anyone who wants to read faster and write better on social media.