Generate professional emails instantly. Choose from 16 email types and 6 tones — get a complete email with 3 subject line options, ready to personalise and send.
Your email will appear here
Choose your settings and click Generate
Generate professional JDs for any role, department, or seniority level in 30 seconds.
Create professional invoices with logo, line items, taxes, and discounts — export to PDF.
Find your break-even point and understand your margin of safety with a full analysis.
Email marketing data from Mailchimp, HubSpot, and Salesforce consistently shows that subject lines are the single biggest driver of open rates — accounting for 33–47% of whether someone opens your email. The best subject lines are specific (not generic), create curiosity without being clickbait, and signal value to the reader within 40–60 characters. Our generator produces three subject line options per email: a curiosity-based variant, a benefit-based variant, and a direct/factual variant — so you can test different approaches.
Research from Harvard Business Review shows that tone mismatches in email — sending a casual email to a formal corporate executive, or a stiff formal email to a startup founder — are among the top causes of ignored outreach. The ideal tone is a function of your relationship with the recipient, their industry culture, and the purpose of the email. Our generator supports six distinct tones: Professional (neutral, widely appropriate), Friendly (warmer, suitable for relationship-building), Formal (structured and precise), Casual (conversational), Urgent (direct and time-sensitive), and Persuasive (outcome-focused). Switching tones produces fundamentally different emails, not just minor word changes.
Email response rates peak at 50–125 words for cold outreach. Follow-ups perform best at 50–75 words — showing respect for the recipient's time. Proposals and onboarding emails need to be longer (200–400 words) because they're delivering information, not initiating a conversation. Meeting requests should be concise: 75–100 words with a clear CTA. Invoice reminders need just three elements: what's owed, when it's due, and how to pay. Our length presets (Short/Medium/Long) are calibrated to each email type's optimal range.
Modern spam filters from Gmail, Microsoft Defender, and SpamAssassin use machine learning to assess email content holistically — but trigger phrases still play a significant role. Words and patterns associated with phishing, unsolicited commercial email, and manipulative tactics are weighted against sender reputation. Key offenders include excessive urgency ("ACT NOW," "Limited time"), monetary claims ("Make money," "Earn cash"), and all-caps phrases. Our spam hint feature flags these patterns so you can rewrite before sending. Note: sender domain reputation, authentication (SPF/DKIM/DMARC), and list hygiene matter more than content for long-term deliverability.
ECOSIRE implements Odoo Email Marketing — a complete platform for segmented campaigns, drip sequences, A/B testing, and real-time analytics. Turn great email templates into automated, measurable growth.
Segmented campaigns · Automated drip sequences · A/B testing · Real-time analytics · CRM integration