Professional Bulk Email Sender

Send emails at scale with server-based licensing, OAuth2 authentication, and advanced automation. Perfect for businesses, marketers, and developers.

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Powerful Features

Everything you need to send professional emails at scale

Server Licensing

Instant activation with heartbeat monitoring and device fingerprinting.

OAuth2 Auth

Secure Google & Microsoft OAuth2 with token auto-refresh.

Multi-Provider

Connect Brevo, SendGrid, Gmail, Outlook, Amazon SES, custom SMTP.

Templates

8+ pre-designed templates with dynamic placeholders.

Analytics

Track delivery rates and campaign performance.

Modern UI

Beautiful dark-themed interface built with CustomTkinter.

Simple Pricing

Choose your plan - View All →

Starter

$49/one-time
  • 1 License
  • Core Features
  • Email Support
Choose Plan

Professional

$99/one-time
  • 3 Licenses
  • All Features + OAuth2
  • Priority Support
Choose Plan

Enterprise

$199/one-time
  • Unlimited Licenses
  • All Features
  • 24/7 Support
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Join thousands of satisfied customers who trust CosmicSenders Pro.

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