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Countdown Notifications

Countdown Mode

Scheduled Tasks

Set timers to start automatically at specific times. Perfect for daily reminders or scheduled breaks.

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Add Task

Professional Full-screen Countdown Timer

One-click fullscreen display for professional timing in presentations, exams, and sports training. Multiple themes and keyboard shortcuts for a perfect fullscreen timing experience.

Core Features

Professional full-screen timing features for more efficient time management

One-Click Fullscreen

Press F to enter fullscreen mode, making the timer occupy the entire screen, perfect for large screen presentations and distant viewing.

  • Quick fullscreen toggle
  • Multi-display support
  • Quick ESC exit

Scheduled Tasks

Set scheduled tasks to automatically start countdown at specified times, making time management more automated.

  • Custom start time
  • Flexible duration
  • Task due reminders

Theme Customization

Over 10 beautiful themes to meet different scenario needs, with perfect fullscreen display support.

  • 10+ preset themes
  • Light/Dark mode switch
  • Fullscreen optimization

Smart Reminders

Supports multiple reminder methods, including sound and visual cues, ensuring you never miss important moments.

  • Customizable reminder sounds
  • Fullscreen visual reminders
  • Multi-level warning system

Use Cases

Suitable for various professional scenarios requiring fullscreen display

Presentation and Reporting

Presentation and Reporting

Professional fullscreen display for presentations, making it easier to control the pace of your presentation.

  • Academic Presentations: Research presentations, thesis defenses
  • Business Reporting: Project reports, product launches
  • Public Speaking: TED talks, topic sharing

Exam Proctoring

Exam Proctoring

Large screen display of remaining time, supporting multiple reminder methods, making exam time management more professional and standardized.

  • Standardized Exams: Subject exams, qualification certifications
  • Internal Exams: Midterm and final exams, unit tests
  • Competitions: Knowledge competitions, skill contests

Sports Training

Sports Training

Supports interval training mode, allowing you to set multiple exercise and rest periods. Fullscreen display makes it easy to view time during exercise.

  • Fitness Training: HIIT training, strength training
  • Group Classes: Yoga classes, fitness classes
  • Professional Training: Athlete training, physical fitness testing

Meeting Management

Meeting Management

Makes meeting time management more efficient, supporting agenda segmentation and fullscreen display to help the host control the meeting pace.

  • Corporate Meetings: Department meetings, project reviews
  • Seminars: Academic seminars, topic discussions
  • Brainstorming: Creative meetings, scheme discussions

Tips and Tricks

Master these tips to make fullscreen timing even more efficient

Fullscreen Display Tips

How to make the fullscreen timer display better on large screens:

  • Choose high-contrast themes for better visibility
  • Adjust display effects according to ambient light
  • Use keyboard shortcuts for remote control

Keyboard Shortcuts

Master these shortcuts for more efficient operation:

  • F key: Toggle fullscreen
  • Space key: Start/Pause
  • Number keys 1-9: Quickly set corresponding minutes

Theme Selection

Choose themes according to different scenarios:

  • Presentation scenarios: Choose dark themes
  • Bright environments: Use high-contrast themes
  • Adjust color schemes according to scenarios

Reminder Settings

Set reminders reasonably to improve time management efficiency:

  • Set multiple reminder time points
  • Choose suitable reminder sounds
  • Enable visual reminder effects

FAQ

Answers to common questions you might have

How to quickly enter fullscreen mode?

Press F key on keyboard to enter fullscreen mode, press F or ESC again to exit. On mobile devices, tap the fullscreen button.

How to set up scheduled tasks?

Click the "Add Task" button, set the start time, duration, and task name, then click confirm. The task will automatically start countdown at the specified time.

Are scheduled tasks automatically saved?

Yes, all scheduled tasks are automatically saved in your browser. They will persist even after closing and reopening the page.

How to change themes?

Click the theme button in the top right corner to choose from multiple beautiful themes. Supports both light and dark modes for different scenarios.

Will there be alerts when countdown ends?

Yes, when countdown ends there will be a sound alert and notification. You can enable or disable sound alerts and animation effects in settings.

Are keyboard shortcuts supported?

Multiple shortcuts supported: Space to start/pause, F for fullscreen, ESC to exit fullscreen, number keys 1-9 to quickly set corresponding minutes.

Can scheduled tasks be repeated?

Currently supports one-time scheduled tasks. For repeated use of the same time settings, you can quickly add the task again.

How to cancel an ongoing countdown?

Click pause button then reset button to cancel current countdown. Or directly set a new time to start a new countdown.

Do task notifications require permission?

Yes, notification permission will be requested on first use. If you denied notifications, you can re-enable them in browser settings.

Can multiple scheduled tasks run simultaneously?

Tasks are executed in chronological order. If there's a countdown running, new scheduled tasks will wait for the current task to complete.

Does it work on mobile devices?

Fully supports mobile devices, interface automatically adapts to screen size. Touch operations can achieve all desktop functions.

Does the browser need to stay open?

Yes, scheduled tasks feature requires the browser to stay open. It's recommended to pin the tab to prevent accidental closure.