In terms of game file size, you will need at least 10 GB of free disk space available. Make sure your have 10 MB of free disk space in order to install SojournVR. An Intel Core i3-4340 CPU is required at a minimum to run SojournVR. However, the developers recommend a CPU greater or equal to an Intel Core i5-3450 to play the game. The minimum memory requirement for SojournVR is 6 GB of RAM installed in your computer. If possible, make sure your have 8 GB of RAM in order to run SojournVR to its full potential. The cheapest graphics card you can play it on is an AMD Radeon HD 7850. But, according to the developers the recommended graphics card is an NVIDIA GeForce GTX 970.
SojournVR will run on PC system with 64-bit Windows 7, Windows 8.1, Windows 10 and upwards.