Echoo – AI-powered text transformations via macOS keyboard shortcuts

Summary: Echoo is a free macOS assistant that enables instant text rewriting, summarizing, polishing, and transforming using keyboard shortcuts without leaving the current app. It operates locally and requires your own API key, ensuring data privacy and control.

What it does

Echoo lets users select text and apply AI transformations instantly through keyboard shortcuts within any macOS app, eliminating the need to copy or switch contexts.

Who it's for

It is designed for macOS users who want to streamline text editing and summarization workflows without interrupting their focus.

Why it matters

Echoo reduces time lost to app switching by enabling quick, in-place text modifications while maintaining user data privacy.