Built for Architects of Communication
The HTML email creator
that renders everywhere.
Generate your templates with AI. Our engine compiles your text into production-ready email HTML, 100% compatible with Gmail, Outlook and Apple Mail.
Design, optimize, and send.
AI-Assisted Design
Simply describe your goal. Our AI generates a responsive design that respects your visual identity in seconds.
Robust HTML Code
We transform the design into complex table-based HTML code, with automatic inline CSS for total compatibility.
Maximum Deliverability
Export your template to any router (Mailchimp, SendGrid, Resend) with the assurance of a perfect render.
Component System
Block Ecosystem
Every email is assembled from precisely engineered, independently tested blocks. Mix, modify, and deploy with absolute confidence.
Typography Shell
Advanced kerning and vertical rhythm controls for flawless reading.
Visual Asset
Adaptive image processing with automatic CDN optimization.
Action Primitive
Conversion-optimized buttons with dynamic hover states.
Structural Grid
Multi-column layouts that gracefully stack on mobile devices.
Video Preview
Animated GIF generation and smart video links.
Divider Plane
Clean tonal separators for content hierarchy.
Social Cluster
Automated link generation for all major social platforms.
Custom Logic
Inject your own MSO or HTML for specialized edge cases.
Product Feed
Dynamic SKU injection via direct Shopify or Stripe sync.
Urgency Engine
Server-side countdown timers that update in real-time.
Map Anchor
Dynamic location maps based on subscriber data.
Intelligence as a Service
Predictive Copywriting
Our LLM-powered engine analyzes your campaign goals to generate high-converting subject lines and body copy tailored to your brand voice.
Visual Generation
Describe your visual needs and the AI constructs custom imagery or picks the perfect asset from your library automatically.
Segment Optimization
The system automatically suggests layout shifts based on individual subscriber behavior and device history.
Compatible with all your tools
Our emails are tested and validated on every major email client and ESP.
Simple. Transparent.
Start for free. Scale up when you're ready.
- 5 AI generations / month
- All block styles
- 10 generations / month
- 5 saved templates
- Community support
- 100 AI generations / month
- 250 generations / month
- No MailBuildr branding
- Email variables
- API access (250 calls / month)
- Priority support
- Everything in Pro
- 500 AI generations / month
- API access (unlimited)
- 1,000 hosted images
- SLA 99.9%
- Dedicated support
Need high volume, custom integrations, or specific features? Contact us for a tailored quote.
Ready to create your next email?
Join MailBuildr for free. No credit card required.