Capabilities/Responsive design

Built for operators who actually send

Your email looks great on every screen.

Whether your subscribers read on a phone during their commute or on a desktop at work, your email looks exactly the way you intended. Built on MJML — the same framework used by professionals — so you never have to worry about broken layouts.

Works everywhere

Tested across every major email client.

Gmail

Desktop, Android, and iOS — your email renders perfectly across all Gmail versions.

Outlook

From Outlook 365 to legacy desktop versions. We handle the quirks so you don't have to.

Apple Mail

macOS and iOS Mail fully supported. Retina-ready images and clean typography.

Yahoo & others

Yahoo Mail, AOL, Thunderbird, and dozens of other clients. We've tested them all.

Built on MJML

Professional email rendering under the hood.

50+ MJML components

Headers, text, images, buttons, multi-column layouts, social icons — all responsive by default. Your AI knows them all.

Dashboard preview

Preview desktop and mobile rendering in your dashboard before sending. What you see is exactly what subscribers get.

Zero CSS debugging

MJML generates battle-tested HTML that works. No more fixing Outlook hacks or mobile breakpoints.

Before you commit

Questions about responsive design

MJML compiles to responsive HTML that works across Gmail, Outlook, Apple Mail, and mobile clients.

Ready when you are

Send something worth reading.

First 200 on us · Then $0.0009/send · Unlimited contacts · Cancel anytime.