TypeBoost is a Mac-first AI writing toolkit with an iOS app.
It helps you improve, rewrite, transform, and generate text without leaving the app you are already using. Instead of copying text into a chat window, you select it, run a prompt, and apply the result right where you work.
You can:
These docs explain how TypeBoost works in practice:
The Mac app is the core TypeBoost experience.
That is where TypeBoost becomes system-wide. You can select text in other apps, open TypeBoost with a shortcut, and apply AI results without breaking your flow.
The iOS app builds on the same account, prompts, and history, so once you know the Mac workflow, the rest of the product is easy to understand.
Start here: Install and set up on Mac