The 1.4 version of Grejsimojs for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The software relates to Games. We recommend checking the downloaded files with any free antivirus. The actual developer of this free software for Mac is Joakim Wiborn.
From the developer:
Grejsimojs is an addicting physics puzzler where your imagination is the only limit. There is no right or wrong way to solve the puzzles, you can build any contraption you want to beat the levels. You are provided with challenging puzzles and lots of fun levels.
You may want to check out more software for Mac, such as Hidden Relics, kiki or Virtual Villagers - The Lost Children, which might be similar to Grejsimojs.