Stack Attack is a mobile game first released on the Siemens mobile phones (like the Siemens A50 and C45). It is a puzzle-platform game in which you have to align the crates that fall in order to stay alive and earn points. Stack Attack
PC-D was developed by Siemens., Released in 1984 The PC-D was the first MS-DOS-based PC sold by Siemens, though it was not fully compatible with the IBM PC architecture.