Red Squiggle

Instantly fix typos and grammar mistakes.

Frequently Asked Questions

Select text in any app, press ⌘⇧S, and the corrected version is copied to your clipboard. Paste to replace.

Typos, grammar, and punctuation. It makes minimal changes so your writing still sounds like you.

Anywhere you can select and paste text. Google Docs, Mail, Slack, Notes, browsers, whatever you use. Your formatting carries over too, like bullets, bold, and links.

Your text is sent to our server for processing but never logged or saved. History is stored locally on your Mac.

Yes. The default mode fixes typos and grammar. Open Settings to enable other modes like Professional, Casual, or Concise. You can edit their prompts, create your own, or generate modes tailored to your writing style.

Yes. In Settings, enable the mode and tap its shortcut to record a new one.

We use a model tuned for speed, so most fixes come back in about a second. You can also connect your own OpenAI-compatible API in Settings, like a local model or a proxy.

Free while in beta.

macOS 14 (Sonoma) or later on Apple Silicon or Intel.