You can organize your tasks into projects and organize with tags like work, family, hobby, etc. You can even create repeating tasks like paying bills. When you want to get a quick overview of upcoming tasks, you can look and see what is scheduled.
Syncing is possible between your devices with the free Things cloud service. If you are looking for a simple way to organize your tasks and have those available on whichever Apple device you may be using, check out Things for iPad.