Last Day of Work (LDW) is an independent game studio specializing in casual games. The company has developed several successful real-time "Virtual Life" simulation games including Fish Tycoon, Plant Tycoon, Virtual Families and the Virtual Villagers series for platforms including PC, Mac, iPhone/iPod touch, Palm OS and Windows Mobile Pocket PC. Last Day of Work was founded by CEO Arthur Humphrey and is based in San Francisco, California.