This task can be performed using RewriteBar
A macOS menubar app with AI quick actions, which works in any application.
Best product for this task

Rewrite text in any macOS app with AI. ## Use Cases - Correct grammar errors missed by Grammarly. - Rewrite text in different styles. - Translate sentences quickly without switching apps. - Change text from polite to formal or vice versa. - Convert US English to UK English and vice versa. - Improve prompts before sending to ChatGPT. - Expand or summarize paragraphs. - Expand a Bible verse to a full chapter. - Quickly create email templates.

What to expect from an ideal product
- Detects and corrects grammar errors missed by Grammarly in any macOS app.
- Allows you to rewrite your text in different styles directly from the menubar.
- Enables quick translation of sentences without needing additional tools.
- Uses your personal OpenAI API key for customizable AI-driven corrections.
- Works across all macOS applications, enhancing overall text quality wherever you type.