Keep Awake prevents sleep, screen-off, and idle lock on Windows. • Windows app — lives in the tray, toggle with Ctrl+Shift+A • Chrome extension — same UI while Chrome runs • Free — 60-minute session cap on both • Pro — $4.99 one-time on nakeldev.com — unlimited sessions, timers, no ads • One Pro account works on desktop + Chrome Built for downloads, renders, remote work, and long tasks where Windows power settings get in the way.