An Intel Pentium 4 2.00GHz CPU is required at a minimum to run Theory of Fear. The cheapest graphics card you can play it on is an NVIDIA GeForce 6100. The minimum memory requirement for Theory of Fear is 512 MB of RAM installed in your computer. You will need at least 3 GB of free disk space to install Theory of Fear.
Theory of Fear will run on PC system with Microsoft® Windows® XP/Vista/7/8/8.1/10 and upwards.
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