Jas 100%
Režim časovača

Nastavte časovač pre zobrazenie na celú obrazovku.

Žltá obrazovka pozadie

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Vlastná farba
Opens one color window per detected screen. Drag & fullscreen each.
Free & Browser-Based

Free Online Screen Savers – No Download Required

Transform your display with beautiful, interactive screensavers that run right in your browser. Choose from digital clocks, productivity timers, ambient animations, and mesmerizing visual effects — perfect for idle screens, desk displays, presentations, and relaxation.

Free Prank Tool

Fake Update Screens – Free Online Prank Tools

Realistic fullscreen prank screens — BSOD, Windows updates, Ubuntu upgrades, iOS updates, and hacker terminals. Launch any screen fullscreen and watch your friends panic. Press ESC to exit anytime.

Nástroje na testovanie obrazovky

Automatický cyklus farieb

Rýchlo cyklujte farby na opravu zaseknutých pixelov. Spustite na 20-30 minút.

Test vypálenia OLED

Zobraziť pohyblivý vzor na detekciu vypálenia OLED.

Test prechodov

Plynulé prechody na kontrolu pruhov farieb a bitovej hĺbky.

Test šachovnice

Šachovnicové vzory na testovanie ostrosti a odozvy pixelov.

Test doby odozvy pixelov

Rýchle čiernobiele prechody na hodnotenie duchov.

Test uhla pozorovania

Farebné pruhy na hodnotenie konzistencie uhla pozorovania.

Test rovnomernosti šedej

50% šedá na odhalenie problémov podsvietenia.

Kontrola presnosti farieb

Referenčné farby na overenie kalibrácie.

Detekcia viacerých monitorov

Detekujte pripojené displeje a otvorte farbu na celú obrazovku na všetkých.

Drag each window to a different monitor, then click Go Fullscreen inside it.
Detected Screens
Click "Refresh" to detect…

O aplikácii Žltá obrazovka

A yellow screen combines red and green sub-pixels at full intensity, making it excellent for testing sub-pixel coordination. If your display shows inconsistent yellow with tints of green or red in certain areas, it indicates calibration issues or aging sub-pixels.\n\nYellow light provides warm, inviting ambient lighting similar to candlelight or sunset tones. It's popular for creating cozy atmospheres in living spaces and is less disruptive to circadian rhythms than blue or white light.

Často kladené otázky – Žltá obrazovka

Yellow requires both red and green sub-pixels at full brightness with blue off. It tests sub-pixel coordination and can reveal calibration issues.

Yellow light contains less blue wavelength, which can reduce eye strain during evening use compared to pure white light.