Forward Mad Mariner to your boating friends and get a free deck key!

Help three friends register for a free Mad Mariner trial and get a stainless steel deck key!

Have three friends register for a FREE 30-day trial of Mad Mariner and you get a FREE deck key!

You can get a FREE stainless steel deck key and a Mad Mariner lanyard if only three of your friends sign-up for a FREE 30-day trial on our website. Deck keys make it easy to open your water and fuel tanks, and have a habit of falling overboard. You can never have too many.

We make it easy for you to share with a feature that allows you to select and invite friends directly from your email contact address book or manually enter in your contacts. You have complete control over the process.

Get started earning your FREE deck key by completing the short-form below.