Stop your screen from automatically Turning Off, Free, No Signup<br>Stop your screen from turning off.<br>Always OnCustom<br>1h2h4h6h<br>012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789:012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789:012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789<br>Start

Only works while this tab is open.

Keep Screen On — Free Browser Wake Lock, No Signup<br>Keep Screen On is a free online wake lock that helps keep screen on, keep display on, and keep screen awake without installing anything or creating an account. Pick Always On, Custom, or a display timeout preset, activate browser wake lock, and prevent screen sleep — screen timeout and display timeout stay unchanged.<br>Browser screen timeout control uses the Screen Wake Lock API to prevent screen dimming, display sleep, auto lock, and system sleep while wake lock is active. Free wake lock runs entirely in browser — no download, no signup, no app install required.<br>Keep phone awake, keep laptop awake, keep computer awake during long sessions. Need screen always on for display timeout or screen stays awake for hours? Browser wake lock keeps screen active until session ends.

Why keep screen awake?<br>Keep screen awake, stay awake in work apps, messaging, remote desktop, dashboards without display sleep, screen sleep, sleep mode ending session. Browser wake lock helps remain active instead of going idle when display turns off.<br>Prevent screen dimming, display timeout interruptions during downloads, uploads, backups, updates. Online wake lock keeps display on, reduces idle lock prompts, helps stop screen sleeping — simple way to disable screen timeout temporarily without editing screen timeout settings.<br>Use no sleep page for presentations, reading, whenever screen always on, keep display on matter. Works on phones, tablets, laptops, desktop computers with Screen Wake Lock support — free wake lock, always available, no signup required.

Screen wake lock — how it helps<br>Screen wake lock prevents screen sleep, display sleep while page stays open. Does not change device settings — screen timeout settings, auto lock rules, power preferences stay same. Wake lock keeps screen on, keeps screen awake until page closes.<br>Some devices may still enforce auto lock, system sleep through security policies. For most users, browser wake lock is enough to keep screen on, prevent screen dimming, stop screen sleeping during presentations, monitoring dashboards, remote desktop sessions, long background tasks.

How it works<br>1Choose No Limit, Custom, or one of the available time options.<br>2Press Start.<br>3Leave this page open while the timer is running.

Frequently asked questions<br>Does this change my screen timeout settings?

Does it stop my screen from locking?

Can it keep my computer awake?

Does it work on phones and computers?

Do I need to install anything?

What happens if I close the page?