Matrix Rain

The falling green code screensaver, running full screen in your browser. Adjustable speed and density, and it keeps your display from sleeping.

Speed100%

Density16px

Nothing moves until you press Start. Drawn in your browser with your system's own monospace font — no download, no web font, and it keeps the display from sleeping while it runs.

Try another tool

Same job, different channel

DVD ScreensaverThe bouncing logo screensaver, full screen in your browser. Waits for the perfect corner hit, keeps your screen awake, and costs nothing to run.
Flip ClockA large retro flip clock for your desk or second monitor. Full screen, keeps the display awake, and switches between 12 and 24 hour formats.

Different job

Monitor TestGuided six-step monitor test. Check for dead pixels, stuck pixels, sub-pixel faults and uneven backlighting, then get a plain summary. Free, no install.
Black ScreenFree full screen black display. Check your monitor for backlight bleed, light leaks and stuck pixels, or save power on an OLED panel. Runs instantly.
Fullscreen ClockA large digital clock filling the whole screen, readable from across the room. Ideal for a spare monitor, a studio wall or a kitchen tablet.
Magenta ScreenFree full screen magenta display. Lights the red and blue subpixels at once, a standard step when checking a monitor for dead or stuck pixels.

All 3 Screensavers

See the category

DVD Screensaver
Flip Clock
Matrix RainYou are here