Download of LogicDesigner 4.7 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this Mac application is Amran AlQasmi. LogicDesigner for Mac relates to Design & Photo Tools. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
Logic Designer is a full featured app which assists students of logic design, digital engineering, computer science and mathematics. The app based on basic digital building blocks, logic gates. No knowledge of logic gates or digital circuits is required.
You may want to check out more Mac applications, such as Realsoft3D, FRS Coloring Book Volume 2 or FbxConverter, which might be related to LogicDesigner.