Uncluttered (adjective)

Not having many things in a disordered or crowded state; neat; unencumbered.

Origin:

From un- (not) + cluttered (having many things in a disordered or crowded state).

Examples:

1. The uncluttered room made it easy to find things.
2. The uncluttered desk made it easy to work.
3. Uncluttered space is essential for good mental health.
4. Her uncluttered mind allowed her to focus on the task at hand.
5. The uncluttered design of the website made it easy to navigate.