Full Screen Countdown Timer — Free Online Timer for Events, Streams, Classes, Workouts and Birthdays
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Use this fullscreen countdown timer for events, presentations, workouts, streams, and birthdays with shareable links and customizable themes.
Immersive full-screen countdown experience perfect for presentations, events, and focus sessions. Clean, distraction-free interface.
Choose from various beautiful themes to match your style. Dark mode, light mode, and colorful options available.
Generate unique URLs for your countdown timers. Share with teams, clients, or audiences with custom subtitles included.
Keep a countdown timer in your browser tab title so you can track time while you work on other tasks. The tab countdown keeps updating even if you switch to other tabs, and you can disable it anytime in Configuration.
Works perfectly on all devices - desktop, tablet, and mobile. Touch-friendly controls and optimized display.
Set timers to automatically restart when they reach zero. Perfect for interval training and recurring tasks.
Customizable sound notifications when your countdown reaches zero. Never miss important deadlines again.
Control the main countdown from a compact window. Open the mini remote, sync states instantly, and manage play, reset, progress bar, mirror mode, and more without leaving your presentation view.
Set a precise future date and time to count down to. The timer stays synchronized with real time even after pauses, and the URL can be shared so everyone sees the exact same target in their local clock.
No registration required. Start using immediately with just a few clicks. Set your time and go!
Completely free to use with no hidden costs, subscriptions, or premium features. Full functionality for everyone.
No data collection or tracking. Your timer settings stay private and secure in your browser.
Optimized for speed and performance. Loads instantly and runs smoothly on any device.
Control the main countdown from a compact window. Open the mini remote, sync states instantly, and manage play, reset, progress bar, mirror mode, and more without leaving your presentation view.
Set a precise future date and time to count down to. The timer stays synchronized with real time even after pauses, and the URL can be shared so everyone sees the exact same target in their local clock.
Click on the timer display and enter your desired countdown time in hours, minutes, and seconds.
Choose your theme, add a subtitle, enable auto-repeat, and configure audio alerts as needed.
Press play to start your countdown. Generate a shareable link to use the timer with others.
Enter full-screen mode for maximum visibility and impact. Perfect for presentations and events.
Visit our FAQs to learn about sharing timers, ads policy, technologies, and ways to support FullCountdown.
View FAQsIf you’d like me to add a feature or have an improvement suggestion, I’d be happy to consider it. FullCountdown is a growing, continually improving project!
ContactOne timer, dozens of jobs. Pick your use case and start counting down in seconds.
Paste any FullScreenCountdown URL into OBS as a Browser Source. Pick a chroma key theme or enable a transparent background for a clean overlay on Twitch, YouTube, or Kick. Mirror mode flips digits for camera-front teleprompter setups. No plugin, no install — the timer runs in OBS just like a webpage.
Project the timer on a smartboard or projector. Digits scale to fill any screen, readable from the back of the room. Works on school Chromebooks with no signup. Perfect for timed exams, group activities, classroom rotations, and Pomodoro study sessions.
Keep your keynote, talk, or pitch on track. Open the mini remote control window on your laptop and the giant timer on the projector. Use the share-link to hand the controls to a stage manager. Adjust the alert beep volume to your room.
Use the 25-minute preset, enable Auto-Repeat, and let the timer restart automatically for each work sprint. Combine with the speech synthesis for spoken time reminders. Works offline as a PWA so it stays open across reboots.
Set any duration, repeat it for HIIT circuits, yoga flows, stretching routines, or warmups. The full screen countdown timer keeps every rep visible from across the gym.
Use Target Time with a future date and the timer counts down to the day, hour, minute, and second. Share the URL so guests can watch the moment arrive together.
Set a target for midnight on December 31st. Confetti fires automatically when the timer hits zero. Mirror mode and chroma themes work for parties and broadcast.
Set a fixed duration, project on the board, and forget about it. The audible alert rings when time is up. Press R to reset for the next cohort.
Keep meetings short. Set 15 minutes, project the timer on screen, and let participants self-regulate. The mini remote control lets you reset from your laptop without touching the projector.
One timer, ten jobs. Pick a guide tailored to your use case for setup tips, recommended settings, and FAQ.
Chroma key, transparent background, mirror mode, shareable URLs — everything you need to put a countdown on stream.
Project on a smartboard. Works on Chromebook. No signup needed for students.
Giant timer behind the speaker. Mini remote control on the laptop. Mirror mode for teleprompters.
Auto-Repeat on, big digits, full keyboard control. Run focused work sprints in your browser.
Interval timer with audible bell. Project on a TV at the gym.
Count down to midnight with confetti at zero. Mirror mode for stage displays.
FullScreenCountdown is one of the most fully-featured free countdown timers online, with 12 themes, mirror mode, shareable URLs, mini remote control, OBS browser source support, and PWA offline. There is no signup, no premium tier, and no ads in the timer.
Open fullscreencountdown.com, set your hours, minutes, and seconds, then press the big play button or hit Space. Press F or click the fullscreen button to fill the screen. Digits automatically scale to fit any monitor, smartboard, or projector.
Copy your FullScreenCountdown URL, open OBS, add a Browser Source to your scene, and paste the URL into the URL field. Pick a chroma key theme or transparent background for a clean overlay on your Twitch, YouTube, or Kick stream.
Yes. FullScreenCountdown is mobile responsive. On iPhone and Android it works in Safari and Chrome. You can also install it as a PWA from the browser share menu to launch it from your home screen.
Yes. Every setting — duration, theme, subtitle, autoplay, mode — is encoded in the URL. Just copy the page address. The recipient opens the link and gets the exact same timer configuration.
Yes. After the first visit, FullScreenCountdown is cached by the browser and works without internet. You can also install it as a PWA on desktop or mobile for permanent offline access.
Yes. FullScreenCountdown is 100% free for streaming on Twitch, YouTube, Kick, or any other platform. No license, no attribution, no signup, no premium tier — just paste the URL in OBS and stream.
Yes. Use the 25-minute preset, enable Auto-Repeat, and the timer restarts automatically at the end of every work sprint. The speech synthesis option can announce the start of each break.
Yes. Open the mini remote control window from the Tools menu. It runs in a separate browser window and lets you start, pause, and reset the main timer from a second screen. Sync is via localStorage events — no server, no network.