We’d love to hear from you

The best way to reach us is by emailing hello@litmus.com

Litmus Boston
675 Massachusetts Avenue, 11th floor
Cambridge, MA 02139

Litmus London
Floor 3, 9 Devonshire Square
London EC2M 4YD

You can also reach us by:


Although most inquiries are quickly answered by email, you're welcome to give us a call. We're available 9am-6pm Monday to Friday, Eastern Time: +1 (866) 787 7030


If you'd like to stop by or send a letter:
Litmus Software, Inc.
675 Massachusetts Avenue, 11th floor
Cambridge, MA 02139 U.S.A.

Yon Twitter

Another great way to connect is through Twitter. You'll find us on Twitter as @litmusapp. We also post news of new features there first.

Litmus is hiring

We're looking for a few clever, talented folks to join our growing team!

See our open positions →

With over 400 attendees and 20 sessions covering everything from mobile email to content strategy to design testing, The Email Design Conference 2014 was unforgettable. Weren’t able to attend? The session videos from this year’s sold out conference have you covered—get the videos today!

Learn more →