Owners of the Ultimate license can upgrade to version 4.x for free. Simply use the "Help | Check for Updates..." menu command of Atlantis, and follow the onscreen instructions.
If you own a copy of Atlantis Word Processor version 1.x, and want to upgrade to version 4.x, you can buy a new license by clicking here.
If you are a registered user of Atlantis Word Processor 2.x or 3.x and want to upgrade to version 4.x, the upgrade fee is $15.
To buy a license for version 4.x for $15, please enter the email address associated with your registration of Atlantis 2.x/3.x. Then click the "Submit" button:
Please note that entering the email address associated with your Atlantis 2.x/3.x registration (even if that email address is not valid anymore) is required for verification purposes only. When buying an upgrade, you can specify your current email.
If you do not remember the email address associated with your Atlantis 2.x/3.x registration, or have questions about the upgrade procedure, please contact us.