Meridian 157: Prologue
Meridian 157: Prologue 1.0.7 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The application lies within Games, more precisely Adventure. This free software for Mac OS X is an intellectual property of NovaSoft Interactive Ltd. We recommend checking the downloaded files with any free antivirus.
From the developer:
Meridian 157: Prologue is a point-and-click puzzle game focused on engaging puzzles, immersive visuals and an exciting storyline. It is the first part of the Meridian 157 series, where you play as detective David Zander investigating a mysterious weather anomaly in the northern Pacific Ocean.
You may want to check out more software for Mac, such as The Meridian Inside, Wing Commander Saga Prologue or Tiny Bridge Prologue, which might be related to Meridian 157: Prologue.