Set a timer for fullscreen display. Useful for timed screen tests and ambient lighting sessions.
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.
Fullscreen screensavers • Animated backgrounds • No installation • Works on Windows, Mac, Linux, Chromebook & mobile
Beautiful digital clock screensaver with 10 color themes, 4 fonts, glow effects, and Wake Lock API. Runs fullscreen in y
Free Pomodoro timer with customizable durations, sound alerts, progress ring animation, and session tracking. Boost your
Classic Matrix-style green falling code screensaver with customizable speed, density, colors, and character sets (Kataka
Relaxing rain on window screensaver with realistic raindrops, lightning flashes, thunder sound, and fog effect. Perfect
Hypnotic 3D starfield screensaver with warp speed control, nebula colors, and shooting stars. Travel through space in yo
Display custom text fullscreen with animations. Choose bounce, scroll, fade, or float effects. Customizable font size, c
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.
Fake update screens • BSOD prank • Windows update prank • Hacker screen • Ubuntu update • iOS update • Fullscreen prank tools
Generate a realistic Windows Blue Screen of Death (BSOD) with authentic error codes, QR code, and CRITICAL_PROCESS_DIED
Simulate a realistic Windows 10 update screen with customizable timing, non-linear progress, and authentic blue interfac
Simulate a realistic Windows 11 update with circular progress ring, dark interface, and Windows logo. Free fullscreen pr
Simulate a realistic Ubuntu Linux system upgrade with terminal output, real package names, and progress tracking. Free f
Simulate a realistic iOS software update with Apple logo, circular progress bar, and phase-based status messages. Free f
Display a dramatic hacker terminal with auto-typing exploit commands, Matrix rain background, and CRT scanline effects.
Rapidly cycle through colors to help fix stuck pixels. Run for 20–30 minutes for best results.
Display a moving pattern to detect and reduce OLED burn-in artifacts on your screen.
Display smooth gradients to check for color banding and bit-depth issues on your monitor.
Display pixel-level checkerboard patterns to test monitor sharpness and pixel response.
Flash rapid black/white transitions to evaluate pixel response time and ghosting.
Display color bands to help evaluate your monitor's viewing angle consistency.
Display 50% gray to reveal backlight hotspots, clouding, and brightness non-uniformity.
Display reference color swatches to compare against known standards for calibration checks.
Detect connected displays and open fullscreen color on all screens simultaneously.
<p>蓝色屏幕工具将显示器填充为纯蓝色。蓝色以其镇静和宁静的特性而闻名。您可以将蓝色屏幕用作背景照明来营造平静的氛围或减轻压力。</p><p>在子像素测试中蓝色背景用于检测蓝色子像素的问题。蓝色子像素通常最小,最容易出现故障。在全蓝屏幕上可以轻松发现这些问题。</p><p>此工具也适用于蓝光评估。使用全蓝屏幕测试蓝光过滤眼镜或屏幕滤光片的效果。即使用肉眼也能评估滤光效果。</p><p>摄影师和视频制作人可以将蓝色屏幕用作替代色键背景。特别是拍摄穿绿色衣服的人时,蓝色背景更为合适。</p>
长时间暴露在强烈蓝光下可能导致眼睛疲劳和睡眠障碍。但正常使用不构成严重健康风险。限制夜间使用是有益的。
打开全蓝屏幕,透过蓝光滤镜眼镜观看。有效的滤镜应显著减少蓝光并产生偏黄的色调。
蓝色与天空和海洋相关联。研究表明蓝色调可以降低心率并产生镇静效果。
可以,蓝光作为背景照明营造现代而时尚的氛围。可以在观看电影或听音乐时用作环境照明。
蓝色子像素通常更小,工作电压更高。在OLED屏幕中,蓝色有机材料的寿命比红色和绿色短。