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Echoo

Write Better Emails on Mac with AI

Write a rough draft, press a shortcut, and get a polished professional email in seconds.

How It Works

1

Install Echoo

Download Echoo and set up your preferred AI provider.

2

Draft your email

Write your email naturally in any email client - Apple Mail, Gmail in browser, Outlook.

3

Select and transform

Highlight your draft and press your shortcut to make it more professional, concise, or friendly.

4

Send with confidence

Your polished email is ready to send, right where you wrote it.

Commands for This Use Case

Professional Tone

Rewrite for professional context - emails, Slack, docs.

AnthropicHaiku 4.5

Casual Tone

Rewrite in natural everyday English that doesn't feel AI-edited.

OpenAIGPT 5.2

Slack

Rewrite as a clear, well-structured Slack message - concise, scannable, and easy to act on.

AnthropicHaiku 4.5

Frequently Asked Questions

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OpenAI Integration

Connect Echoo to OpenAI GPT models for powerful AI text transformation on macOS. Use GPT-4, GPT-5, and more with keyboard shortcuts.

Anthropic Integration

Connect Echoo to Anthropic Claude models for thoughtful, nuanced AI text transformation on macOS. Claude Opus, Sonnet, and Haiku.

Google Gemini Integration

Connect Echoo to Google Gemini AI for free, fast text transformation on macOS. Gemini Flash Lite offers a generous free tier.

All use cases All comparisons For your role

Ready to Try It?

Download Echoo for free and start transforming text with AI shortcuts.