How It Works
A fast, fullscreen, real-time clock with big digits, themes, time zones, alarm, and shareable links.
Getting Started
Open the Clock
The current time appears instantly in large mono-spaced digits that auto-fit the screen.
Customize
Pick a theme, toggle seconds, show date, add a subtitle, and enable mirror mode when needed.
Time Zone and Alarm
Select a timezone to display the correct local time and set an alarm for reminders.
Share Your Setup
Copy a link that preserves your settings like timezone, seconds, theme, and subtitle.
Features & Benefits
Fullscreen Big Digits
High-visibility time display sized for TVs, projectors, and large monitors.
Custom Themes
Multiple themes with accessible contrast, glass effects, and accent colors. Switch instantly and share your preferred look.
Shareable URLs
Copy a link with your exact configuration. Ideal for teams, event organizers, and recurring setups.
Display Options
Toggle seconds, show a small date label, and optionally show the timezone label.
Alarm
Set a single alarm time and get an audible alert. Great for breaks, transitions, and reminders.
Mirror Mode
Flip the display for mirrored setups, teleprompters, and glass reflections.
Time Zones
Choose a timezone to display the correct local time. Useful for remote teams and global scheduling.
Date and Subtitle
Show the date and add a small subtitle like a room name, event title, or agenda item.
FAQ
Is it free?
Yes. BigScreenClock is free and does not require an account. Your settings remain private in your browser.
Can I share a timer?
Yes. Use the share button to generate a URL containing your clock settings like theme, timezone, seconds, and subtitle.
Does it work on mobile?
Yes. The layout is mobile-friendly and touch-optimized. Controls are accessible and responsive.
What about performance?
Optimized rendering, reduced motion fallback, and responsive typography ensure smooth performance and accessibility.
Ready to Try the Clock?
Launch the fullscreen clock with your preferred settings and share it in seconds.
Start Clock Now