Now in early access

Email Marketing
on Autopilot

Meet the AI that writes, tests, and optimizes your email campaigns autonomously. Stop guessing. Start growing. Let Propeller handle the rest.

Your AI email team, working 24/7

Propeller doesn't just send emails — it thinks, adapts, and improves on its own.

Agentic Campaigns

AI writes compelling subject lines, body copy, and iterates based on real performance data. Every send is smarter than the last.

Autonomous A/B Testing

AI generates multiple variants, runs statistically sound tests, and picks winners automatically. No manual intervention needed.

Smart Sequences

Automated email sequences that adapt in real time based on subscriber behavior. The right message, at the right moment.

Three steps to liftoff

Get up and running in minutes, not months.

1

Connect

Link your email provider and import your subscriber list. We integrate with all major platforms.

2

Configure

Tell Propeller about your brand voice, goals, and audience. Set guardrails and let AI do the rest.

3

Let AI Take Over

Propeller autonomously creates, tests, and optimizes campaigns. You review results and watch your metrics climb.

Ready for takeoff?

Join the waitlist for early access. Be among the first to put your email marketing on autopilot.

No spam, ever. We'll only email you when we're ready to launch.