Fettle

Four tones. One clean result.

Choose how your message should land. Fettle handles the wording and structure.

Dark slate blocks meeting at a softly lit, radiused edge

Pick the tone. Keep the facts.

01

Professional

Crisp, respectful writing for formal correspondence.

Best for
Clients, executives
02

Warm & Approachable

Friendly phrasing that keeps requests clear.

Best for
Teammates, thank-yous
03

Direct & Action-Oriented

Priorities and next steps, stated up front.

Best for
Deadlines, follow-ups
04

Concise & Brief

Only the essential facts, meaning intact.

Best for
Quick updates, chat

Same draft, different lengths.

Concise trims hard. Professional adds structure.

Word count per rewrite

Illustrative samples
  • Rough draft42
  • Professional49
  • Warm42
  • Direct31
  • Concise18

Formatted in Markdown.

A subject heading, clean paragraphs and lists that paste cleanly.

Markdown source

What you copy
# Q3 Sync Reschedule & Slide Updates

Hi team,

Our Q3 sync scheduled for tomorrow has been moved back by one hour due to an extended client call.

Please upload your slide updates to the shared folder before 12:00 PM tomorrow so we have adequate time to review before we meet.

Thank you for your flexibility.

Rendered

What your reader sees

Q3 Sync Reschedule & Slide Updates

Hi team,

Our Q3 sync scheduled for tomorrow has been moved back by one hour due to an extended client call.

Please upload your slide updates to the shared folder before 12:00 PM tomorrow so we have adequate time to review before we meet.

Thank you for your flexibility.

Every polish comes in three parts.

  1. Subject lineA short title you can reuse as an email subject.
  2. Tone appliedThe mode you picked, shown on every result.
  3. Polished textThe full rewrite, up to 10,000 characters.

Try it on your next message.

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