Litmus is the all-in-one email marketing platform that provides the tools and solutions your team needs to make every send count.

Discover how Litmus is the all-in-one email marketing solution helping leading brands achieve their business goals with essential email marketing tools.

Why should I choose Litmus? Litmus has led the way in email marketing for 20+ years. We help you spot email problems early by previewing exactly how they’ll appear on any screen or inbox. Plus, you …

Litmus is the email marketing solution that empowers teams to build, test, and optimize, all by empowering marketers to put email first.

Thousands of brands across every size and industry trust Litmus to send better email, faster. Join us at an upcoming event, conference, or view previous events on-demand. Here at Litmus, we help …

Run a Litmus Test on every email campaign to check your links, images, tracking, and other critical elements before you send – and get guidance on how to fix any issues.

Ready to get started with Litmus? Get an overview of our platform, plus short videos on to get started with Litmus.

Hone your email skills at Litmus Academy, the only place for email marketers, designers, & developers to get a masterclass in email program growth with Litmus.

Effectively build emails in minutes with Litmus Builder. With customizable designs and a seamless creation experience to improve email performance.

Learn how to send a test email from your email service provider (ESP) to your Litmus test address. You can also paste your HTML directly to run a quick test without spam test results