Settings.

Adjust reading comfort and motion preferences. These settings remain on this device and can be changed at any time.

Reading comfort

Text size

Choose the size that makes long simulation passages easiest to read.

Text size

Visual comfort

Reduce motion

Minimize animated transitions and smooth scrolling throughout Arena.

Visibility

Higher contrast

Strengthen borders and text contrast for easier visual separation.

Preferences are stored only in this browser.

Local data

Simulation data

Your Arena progress and development record are saved securely when you are signed in.