key-responsiveapplication

noun
UK /kiː rɪˈspɒnsɪv ˌæplɪˈkeɪʃən/
US /kiː rɪˈspɑːnsɪv ˌæpləˈkeɪʃən/

A computer program that does something when you press a key.

The game is a key-responsive application, so pressing the arrow keys moves your character.


OTHER MEANINGS

2. Software that reacts to specific key combinations to trigger actions.

The editor is a key-responsive application that saves your work when you press Ctrl+S.

3. A program designed to respond quickly to key presses without lag.

Typists prefer a key-responsive application for fast data entry.

4. An app whose behavior changes based on which key is held down.

This key-responsive application shows a menu when you hold the Shift key.