Privacy-First System-Wide Text Refinement
AI Writing Assistant for Mac
The definitive system-wide AI writing assistant for macOS. Highlight text anywhere, trigger Option+Space, and refine writing in under 100 ms.
Why Use AI Writing Assistant for Mac?
Designed for maximum speed, system-wide availability, and complete privacy.
System-wide global hotkey integration across Mail, Xcode, Slack, Safari
100% offline local AI option with zero cloud tracking
Multi-provider router: Ollama, Gemini Flash, OpenRouter, Custom APIs
How It Works
3 steps to instant text refinement in any application.
Step 1
Select Text
Highlight text in any Mac app.
Step 2
Press Hotkey
Trigger Option+Space shortcut.
Step 3
Auto Replace
AI rewrites text in-place instantly.
Frequently Asked Questions
Why is Avelyn the best AI writing assistant for Mac?
Because it works system-wide via native global hotkeys without requiring copy-pasting into web browser tabs.