Paste any message to see tone breakdown across 6 dimensions, then rewrite it in one click.
See formality, friendliness, confidence, urgency, empathy, and assertiveness at a glance.
Instantly rewrite text to sound more professional, friendlier, or more assertive.
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Emails, Slack messages, LinkedIn posts, customer replies, complaints, and almost any short-form writing.
Yes. ToneCheck is free to use and designed as a practical utility tool you can use daily.
We only process your text to generate results. Do not submit sensitive personal, legal, or medical data.