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Painless local email testing for web developers.

HELO is a desktop application that will change the way you test your emails. No more broken links, missing images, and customer complaints.

Emails arrive instantly, and HELO supports an unlimited number of inboxes aswell as the creation of unique email addresses that you can use to test your test- and staging-environments.

Learn more on usehelo.com

Professional Professional


  • Catch local emails
  • Spam report
  • Unlimited inboxes
  • Simple content review
  • View Inspector
  • Link checker
  • Forward emails via SMTP
  • Share your local emails and inboxes
  • Unlimited remote mailboxes
  • Activate on 2 computers
  • Includes updates for a year
  • HELO cloud for one year