The controls for this game are fairly simple, as there aren't many actions to perform and you can only do one at a time.
|Game Boy Advance||Nintendo DS/3DS||Windows||Action|
|, , ,||Move the cursor to desired options/objects.|
|Confirm, advance a dialog.|
|Cancel, go back a dialog in cross-examinations.|
|Pause at anytime to save the game.|
|Press witnesses in court, move the screen left/right at wide locations in investigations.|
|Open the Court Record, switch between its two parts.|
|Present evidence from within the Court Record.|
|N/A||Hold||N/A||Skip dialogs of cleared episodes.|
|N/A||Hold||N/A||Allow voice command via microphone and show phrases you can say in court: "Hold it!" for pressing, "Objection!" or "Take that!" for presenting.|
The DS and 3DS versions can be played entirely with besides using buttons; just point and click what you want on the touchscreen. Case 5 is the only case that requires , along with and to zoom in/out while checking evidence.
You can play the Windows version entirely with ( to cancel) or with the keyboard keys listed above, which can be changed in the Preferences dialog. The game has no voice support and there are four other keys you can't change:
- : Open the System menu.
- : Select a menu item.
- : Close an open menu.
- + : Switch window mode.