Every timer, alarm, stopwatch and clock in one fast, calm place.
No ads. No sign-up. Offline-ready after caching. Pick a tool and start timing with one tap.
Pick a tool
Alarm Clock Set an alarm with a clear, loud, browser-based alert. Timer Countdown timer with presets, fullscreen and sound. Pomodoro Focus timer with breaks, tasks, auto-advance and stats. Stopwatch Precise stopwatch with laps and CSV export. Countdown Count down to any date — share it with a link. Clock A clean fullscreen digital clock.
Popular modes
Interval Timer Work/rest rounds for HIIT, circuits and training blocks. Tabata Timer 20/10 intervals, eight rounds and loud phase cues. Classroom Timer Projector-friendly countdown for activities and transitions. Presentation Timer Fullscreen speaker countdown for talks, pitches and panels. Meeting Timer Agenda blocks, standups, breaks and workshop timing. Workout Timer Intervals, rounds and rest timing for training blocks. Exam Timer Quiet fullscreen countdown for tests and assessments. Debate Timer Timed speeches, rebuttals and prep periods. Speech Timer Practice talks, pitches and panel answers. Meditation Timer A calm timer for breathing and quiet breaks. Chess Clock Two-player clock with Fischer increment, large tap zones and offline-ready play. Aesthetic Timer A calmer visual timer for focused work. Fullscreen Timer A large countdown display for rooms and screens.
Planning tools
Days Between Dates Count calendar days and date duration between two dates. Date Calculator Add or subtract days, weeks, months and years. Countdown Builder Create a custom countdown and copy a share or embed link. Time Zone Converter Convert one city time into local times around the world. Stage Timer Run a speaker agenda with warning colors and display mode. Time Calculator Add or subtract minutes and hours from the current time. Sleep Calculator Find bedtimes and wake-up times based on 90-minute cycles. Multi Timer Run several timers in parallel or as a step-by-step sequence. Teacher Toolkit Random picker, group generator and visual classroom timer. Meeting Planner Find reasonable meeting windows across world time zones. Dashboard Recent tools and saved presets stored on this device.
Explore by need
Focused tool collections for different screens, routines, and audiences.