Convertigo 1.1 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The software is included in Business Tools. The actual developer of this software for Mac is midnite.liteman. We recommend checking the downloaded files with any free antivirus.
From the developer:
Convertigo is a simple utility designed to easily give you access to common units conversions. The design focuses on giving you a fast, clean, simple interface so that your conversions don't interfere with the rest of your workflow.
You may want to check out more Mac applications, such as Dynadot Account Management Client, which might be related to Convertigo.