Practical guides from 3D Clock
Get more from every clock, stopwatch and timer.
Short explanations for the browser features and timing ideas behind the tools.
GUIDE
How to Use a Fullscreen Clock
Set up a clean fullscreen clock for presentations, classrooms, desks and second monitors.
Read guide →GUIDEStopwatch Laps Explained
Understand lap duration, overall elapsed time and practical lap timing workflows.
Read guide →GUIDEWhy Accurate Browser Timers Use Timestamps
Learn why timestamp based timers avoid the drift caused by simple interval counters.
Read guide →GUIDEHow to Use a Focus Timer
Create focused work blocks with practical timer presets and low distraction fullscreen mode.
Read guide →GUIDEKeep Your Screen Awake During a Timer
See how supported browsers can prevent the display from sleeping during clocks and timers.
Read guide →GUIDE12 Hour vs 24 Hour Clock Formats
Choose the time format that best fits your desk display, classroom or work setup.
Read guide →