Multi-Device & Dark Mode Previewer
Simulate how your email copy renders across Desktop, Mobile, and Dark Mode viewports instantly.
Desktop (Light Mode)
Full Width Viewport
Desktop (Dark Mode)
Inverted Client
Mobile (Light Mode)
375px Viewport
Mobile (Dark Mode)
375px Viewport
Ensure Flawless Inbox Delivery Across Every Device
Visual styling is step one. Ensuring your emails bypass spam algorithms and hit the primary inbox on every device is step two. Galactic Mails automates warmup, domain health, and deliverability protection on autopilot.