Buttercup is a text assistant for your Mac. Polish, shorten, translate and more, in any app, right where you write.
Nine actions live on your wheel.

Slack, Notion, Google Workspace, any browser, any text box. If you can select it, it works.

A small Mac app that fixes and rewrites text wherever you type. Select what you wrote, bring up the wheel, and pick an action. Your text is replaced in place.
Select some text, then click and hold Control. The wheel blooms under your cursor. Release on an action to run it.
Slack, Notion, Google Workspace, Gmail, any browser and any other text box. If you can select the text, Buttercup can work on it.
Polish, shorten, change the tone, explain, summarize, pull out tasks, draft a reply, translate, or type your own instruction.
Translate works with 46 languages.
No. Buttercup works on the text you selected and replaces it right where it is, so you never leave the app you are writing in.