Squally system requirements state that you will need at least 512 MB of RAM. If possible, make sure your have 2 GB of RAM in order to run Squally to its full potential. An Intel Core 2 Duo E8400 CPU is required at a minimum to run Squally. Provided that you have at least an NVIDIA GeForce 510 graphics card you can play the game.
Squally will run on PC system with Windows XP and upwards. Additionally it has Mac and Linux versions.