CronMail

CronMail is a powerful cold email automation platform developed by CronBoost. It helps businesses, creators, and agencies automate outreach while maintaining personalization and high deliverability.
Built with a modern backend using Node.js, Express, and MongoDB, CronMail supports multi-SMTP rotation, scheduled queues, and AI-optimized templates. Whether you’re running B2B campaigns, client onboarding emails, or follow-up sequences, CronMail ensures your messages reach the inbox efficiently.

From template-based personalization to automatic follow-ups and status tracking, CronMail provides full control and transparency over your email campaigns — all from one clean dashboard.

Key Features

• Multi-SMTP rotation for better deliverability
• Template-based email automation
• Custom initial and follow-up sequences
• Email queue with built-in delay system
• Real-time email status logs and tracking
• Supports multiple campaigns and user accounts
• Secure API for integration and scaling

Benefits

• Save hours by automating outreach
• Increase reply rates with personalized follow-ups
• Reduce spam risk using rotating SMTPs
• Manage all campaigns in one dashboard
• Track performance and optimize delivery

Use Cases

• Digital agencies managing multiple clients
• Startups running investor or partnership outreach
• Freelancers promoting services via cold emails
• Marketing teams running product announcements
• Businesses following up with leads automatically

Technology Stack

• Node.js
• Express.js
• MongoDB
• Nodemailer
• AWS SES
• Cloudflare DNS