Best system-wide AI AI tools

RewriteBar is a native macOS menu bar app that acts as your personal AI writing assistant. It works seamlessly across all applications, allowing you to instantly correct grammar, change tone, translate text, summarize content, and more with a simple keyboard shortcut. It supports over 12 AI providers, including local models for ultimate privacy, offering a powerful and flexible writing enhancement experience.

Omnipilot is a system-wide AI copilot for macOS, designed to integrate seamlessly into any application. It provides contextual assistance, allowing you to generate text, write code, and automate tasks in any text field, boosting productivity by eliminating the need to switch between apps. Note: Omnipilot has been acquired by and merged into Highlight AI.

Iris is a seamless AI assistant for macOS, designed to integrate into your workflow. It provides instant access to top AI models like GPT-4o and Claude 3.5, allowing you to chat, capture your screen for context, and get answers without ever leaving your current application. With intuitive gestures and powerful shortcuts, Iris is there when you need it and invisible when you don't.

Shift is a system-wide AI assistant for macOS that enhances your workflow by allowing you to edit text and code anywhere with a simple keyboard shortcut. Just highlight text, double-tap Shift, and let the AI rewrite, debug, translate, or rephrase it instantly within any application.