Hello Brain 1.0 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The following version: 1.0 is the most frequently downloaded one by the program users. The program is included in Games. This free Mac application is an intellectual property of Job and Esther Technologies. We recommend checking the downloaded files with any free antivirus.
From the developer:
Hello Brain is a game of puzzles, conundrums and riddles. Make sure to answer the riddles before your time is up or it would be over. If you reach the end of the game you deserve to be called a "Master Riddler".
You may want to check out more software for Mac, such as Brain Explorer, Brain App or BrainVoyager Brain Tutor, which might be related to Hello Brain.
Puzzle
Puzzle