The fastest way to write on-brand emails—consistently.
Your Brand's AI Brain
for Emails & Newsletters
Generate stunning, on-brand content 10× faster.Mailathon learns your voice once—and improves it automatically over time.
No credit card required • Early access perks
Why Teams Choose Mailathon
Brand Brain
Your evolving AI identity. Learns your voice once and improves forever.
Newsletter Engine
Turn blogs, RSS feeds, and updates into polished newsletters instantly.
10× Faster Email Creation
Create full campaigns in minutes with perfectly aligned brand voice.
Built with marketing agencies and B2B teams to eliminate generic AI content.
Not Another ESP. Not Another AI Writer.
Mailathon is the AI layer between your brand and your ESP—a persistent brand intelligence system that generates deterministic, on-brand content at scale.
How Mailathon Works
Upload & Learn
Upload your brand materials — Brand Brain learns your identity
Generate Content
Create emails & newsletters in your exact voice
Auto-Improve
Mailathon improves automatically with every edit
Ready to Create Your Brand's AI Brain?
Early access • Priority onboarding