In terms of game file size, you will need at least 300 MB of free disk space available. Mr. Bree+ system requirements state that you will need at least 1 GB of RAM. Additionally, the game developers recommend somewhere around 2 GB of RAM in your system. An Intel Pentium 4 2.00GHz CPU is required at a minimum to run Mr. Bree+. However, the developers recommend a CPU greater or equal to an Intel Core 2 Duo U7600 to play the game. The cheapest graphics card you can play it on is an NVIDIA GeForce 510.
Mr. Bree+ will run on PC system with Windows XP / Vista / 7 / 8 and upwards.