Downloading Logicals 7.6.6 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. This free Mac app is a product of Christian Lüth. The software relates to Games.
From the developer:
Logicals is a logic problem puzzle game that lets you solve logic grid puzzles similar to Einstein's famous zebra puzzle "Who has the fish?" on your iPad, iPhone, Apple TV and Mac. It supports easy solving of riddles by tapping once for "does not match" and tapping twice for "matches".
You may want to check out more software for Mac, such as Logic 2010, Course For Logic TNT 3 Reloaded or Flying Logic Pro, which might be related to Logicals.