Never send another broken email in Litmus

Catch more errors with Litmus

Sign up free

Trusted by 600,000+ marketing professionals worldwide
  • Netflix logo
  • Expedia logo
  • Hsbc logo
  • Google logo
  • Natgeo logo
  • Trello logo

Litmus Makes your Email Better

Checklist broken links

Catch costly errors

Test the critical elements that impact your email performance with a simple, automated check. Catch broken links, images, and tracking, as well as test campaign load time, scan your subject line for improvements, and more--all before pressing send.

Proof collaboration 2

Create better email, faster

Build, edit, and instantly preview your emails across 90+ clients. Plus, utilize reusable code snippets, pre-tested templates, and connections with popular email platforms to speed production, reduce errors, and maintain brand consistency.

Spam filters small

Reach the inbox, not the spam folder

Stop wasting time creating emails that don't reach your subscribers inbox. Quickly identify potential issues preventing your email from being delivered, and use actionable in-product advice to fix them.


Accelerate campaign performance

Discover which email clients are popular with your audience to fine-tune testing and optimization efforts, and utilize engagement and geographic data to inform design, send time, segmentation, and copywriting decisions.

Start sending better email today

Use Litmus alongside your existing email tools to send email with confidence, every time.

Sign up free