How to play Fill one-line puzzle game on Mac

Game summary

Sharpen your mind with a connect-the-block-style one-line brain training puzzle game. A simple but addictive one-line puzzle game that’s completely free to play. Your brain becomes more active the more you play. During your commute, before you sleep… enjoy downtime with brain training. The rules are extremely simple. Just fill in all of the blocks using only one line. Use hints for puzzles that are too hard to solve. Hints are also free, of course. 4 levels of difficulty. A whopping 2,000 puzzles. Don’t get too cozy—the puzzles get harder as you go along. One-line puzzles are mathematical problems with origins in the early 18th century. First posed in Königsberg, the original puzzle revolved around the town’s Pregel River. Mathematical thinking is said to increase work efficiency and prevent aging. Whether math is your bane or your forte, be sure to give this game a try. You’re sure to get hooked on these puzzles!
First released: May 2016

Play Fill one-line puzzle game on Mac with Parallels (virtualized)

The easiest way to play Fill one-line puzzle game on a Mac is through Parallels, which allows you to virtualize a Windows machine on Macs. The setup is very easy and it works for Apple Silicon Macs as well as for older Intel-based Macs.

Parallels supports the latest version of DirectX and OpenGL, allowing you to play the latest PC games on any Mac. The latest version of DirectX is up to 20% faster.

Our favorite feature of Parallels Desktop is that when you turn off your virtual machine, all the unused disk space gets returned to your main OS, thus minimizing resource waste (which used to be a problem with virtualization).

Fill one-line puzzle game installation steps for Mac

Step 1
Go to Parallels.com and download the latest version of the software.
Step 2
Follow the installation process and make sure you allow Parallels in your Mac’s security preferences (it will prompt you to do so).
Step 3
When prompted, download and install Windows 10. The download is around 5.7GB. Make sure you give it all the permissions that it asks for.
Step 4
Once Windows is done installing, you are ready to go. All that’s left to do is install Fill one-line puzzle game like you would on any PC.
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