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
Install Echoo
Download Echoo and set up your preferred AI provider.
Draft your email
Write your email naturally in any email client - Apple Mail, Gmail in browser, Outlook.
Select and transform
Highlight your draft and press your shortcut to make it more professional, concise, or friendly.
Send with confidence
Your polished email is ready to send, right where you wrote it.
Best Practices & Tips
Email remains the backbone of professional communication, and AI-powered writing assistance can save hours every week while improving the quality of your messages. The key to using Echoo effectively for email is building a workflow that matches how you naturally write.
Start with your natural voice and let AI handle the polish. Write your email as you would speak it - get your ideas down quickly without worrying about tone, grammar, or structure. Then select the entire draft and run your preferred command. The Professional Tone command works well for most business emails, transforming casual language into polished professional writing while preserving your key points.
Create tone-specific email commands for different audiences. A message to your team lead requires a different tone than a client pitch or a vendor negotiation. Set up separate commands: "Email to Client" with instructions for warmth and clarity, "Email to Executive" with instructions for brevity and impact, and "Friendly Follow-up" for relationship-building messages. Assign each a unique shortcut for instant access.
Pay attention to email length. Most professional emails should be concise - 3-5 short paragraphs maximum. Add instructions to your email commands like "keep the email under 150 words" or "use short paragraphs with clear topic sentences." AI models tend to be verbose by default, so explicit length constraints produce better results.
Use different AI providers for different email contexts. OpenAI models produce clean, professional prose. Anthropic Claude excels at nuanced, empathetic communication. Google Gemini is fast and handles multilingual emails well. For confidential emails, use a local model through Ollama.
Build email templates into your workflow. Create commands for common email patterns: meeting requests, project updates, feedback responses, and thank-you notes. Each command should include structural guidance in the prompt so the AI produces consistently formatted output.
Always review AI-generated emails before sending. The AI might change a subtle point or miss an important detail. A quick read-through takes 30 seconds and prevents miscommunication.
Pro Tips
Create separate email commands for different audiences - "Client Email" with warm professional tone, "Team Update" with casual clarity, and "Executive Brief" with concise directness.
Add explicit length constraints to your email commands like "keep under 150 words" to prevent the AI from generating overly long messages.
Use the popup output mode for important emails so you can compare your original draft with the polished version before replacing your text.
Who Uses This
Echoo for Freelancers
Write professional client emails, polish proposals, and communicate clearly - with free AI shortcuts.
Echoo for Marketers
Draft LinkedIn posts, polish campaign emails, and adjust content tone - all with keyboard shortcuts.
Echoo for Product Managers
Extract action items from meetings, summarize documents, and send polished Slack messages - with keyboard shortcuts.
Best AI Providers for This
OpenAI
Connect Echoo to OpenAI GPT models for powerful AI text transformation on macOS. Use GPT-4, GPT-5, and more with keyboard shortcuts.
Anthropic
Connect Echoo to Anthropic Claude models for thoughtful, nuanced AI text transformation on macOS. Claude Opus, Sonnet, and Haiku.
Google Gemini
Connect Echoo to Google Gemini AI for free, fast text transformation on macOS. Gemini Flash Lite offers a generous free tier.
Commands for This Use Case
Frequently Asked Questions
Echoo works with any email client on Mac - Apple Mail, Gmail (in browser), Outlook, Spark, and more.
Yes! Use the Professional Tone command for formal emails, Casual Tone for friendly ones, or create custom tone commands.
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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.
Ready to Try It?
Download Echoo for free and start transforming text with AI shortcuts.