The following perihperals can be used within the PlayOnline Viewer and FINAL FANTASY XI:
- Analog controller (PC, PlayStation 2, Xbox 360)
- Keyboard (PC, PlayStation 2, Xbox 360)
- Mouse (PC, PlayStation 2)

Text entry is easier with the use of the keyboard.

For supported peripherals with the PlayStation 2 and Xbox 360 please see the manufaturers websites.

List of compatible peripherals for each platform can also be found at the www.playonline website.