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Guides — how to use clocks, alarms and time zones

Long reads about time: alarms, sleep, time zones, daylight saving and counting days.

This is the index of every guide on this site: short, practical instructions for our clocks, timers, countdowns, and the word counter. Pick the tool you need below, and its guide will walk you through it in a few minutes.

1637 guides.

Holidays 4 min read

When is labor day

Labor Day in the United States is the first Monday in September. In 2026 that Monday is 7 September; in 2027 it is 6 September.

By Online Alarm Clock

Calendar 4 min read

When is martin luther king day

Martin Luther King Jr. Day is the third Monday in January. It is a U.S. federal holiday in winter, kept near King’s January 15 birthday rather than on that date every year.

By Online Alarm Clock

Holidays 4 min read

When is memorial day

Memorial Day in the United States is the last Monday in May. In 2026 that Monday is 25 May; in 2027 it is 31 May.

By Online Alarm Clock

Holidays 4 min read

When is mexican independence day

Mexican Independence Day is 16 September every year. The civic holiday is that date; the Grito ceremony is the night of 15 September.

By Online Alarm Clock

Holidays 4 min read

When is mothers day

In the United States, Mother’s Day is the second Sunday in May. Other countries use other rules, so the season and the weekday are not the same everywhere.

By Online Alarm Clock

Calendar 4 min read

When is national couples day

National Couples Day is listed on 18 August each year. It is unofficial. In 2026 it was Tuesday, 18 August, already past as of 3 September; the next is Wednesday, 18 August 2027.

By Online Alarm Clock

Calendar 4 min read

When is national daughters day

In the United States, National Daughters Day is marked on 25 September each year. In 2026 that date is a Friday. It is an unofficial observance, not a federal holiday.

By Online Alarm Clock

Calendar 4 min read

When is national dog day

National Dog Day is August 26 every year in the United States. It is a late-summer observance, not a federal holiday, and it does not move to a Monday.

By Online Alarm Clock

Calendar 4 min read

When is national doughnut day

National Doughnut Day is the first Friday of June in the United States, an early-summer date that moves with the calendar. It is unofficial. Some shops give away a doughnut that Friday.

By Online Alarm Clock

Calendar 4 min read

When is national girlfriends day

National Girlfriends Day is August 1 every year. The date sits in late summer in the Northern Hemisphere and does not move with the weekday.

By Online Alarm Clock

Calendar 4 min read

When is national siblings day

National Siblings Day is April 10 every year. It is unofficial in the United States. A Friday 10th stays Friday; there is no statutory Monday off.

By Online Alarm Clock

Calendar 4 min read

When is national sister day

National Sister Day is the first Sunday in August. In 2026 that Sunday is August 2. It is unofficial and does not close banks.

By Online Alarm Clock

Calendar 4 min read

When is national sons day

National Sons Day is an unofficial observance on March 4, in early northern spring. Many people also mark September 28. Neither date is a U.S. federal holiday.

By Online Alarm Clock

Calendar 4 min read

When is national women s day

National Women’s Day is observed in South Africa on 9 August. It is different from International Women’s Day, observed on 8 March, so the correct answer depends on the country and event named in the q

By Online Alarm Clock

Calendar 4 min read

When is opposites day

Opposites Day is the same unofficial date many lists call Opposite Day: 25 January. The extra s does not move the month.

By Online Alarm Clock

Calendar 4 min read

When is pok mon day

Pokémon Day is 27 February, the date Pocket Monsters Red and Green went on sale in Japan in 1996. The accented name is the same day, not a second feast.

By Online Alarm Clock

Calendar 4 min read

When is pokemon day

Pokémon Day is February 27 every year. It marks the 1996 Japanese release of Pocket Monsters Red and Green. In the north that date is still winter.

By Online Alarm Clock

Calendar 4 min read

When is presidents day

Presidents Day is the third Monday in February, a winter federal holiday whose legal name is Washington's Birthday. Most bank branches are closed that Monday.

By Online Alarm Clock

Calendar 4 min read

When is puerto rican day

In the United States, Puerto Rican Day usually means the National Puerto Rican Day Parade in New York, held on the second Sunday in June. That Sunday is early summer, not a federal closing.

By Online Alarm Clock

Calendar 4 min read

When is shark week 2026

Shark Week 2026 on Discovery Channel ran from Sunday 26 July through Saturday 1 August. It was the 38th annual event. From 3 September 2026 that week is already over.

By Online Alarm Clock

Holidays 4 min read

When is st patrick s day

Saint Patrick's Day is 17 March every year. The date is fixed; the weekday rotates. In 2026 it is a Tuesday; in 2027 it is a Wednesday.

By Online Alarm Clock

Work and study 4 min read

When is take your son to work day

The date for a take-your-son-to-work event depends on the organizer, employer, school, and country. Check the current invitation or workplace calendar rather than assuming one universal date. Many org

By Online Alarm Clock

Calendar 4 min read

When is tax day

For most United States individual federal returns covering tax year 2025, Tax Day was April 15, 2026. Deadlines can differ for extensions, disaster relief, taxpayers abroad, fiscal-year filers, state

By Online Alarm Clock

How to use All guides

Scan the list and open the page that matches your task. Every guide follows the same shape: what the tool does, how to start it, what the controls mean, and a short FAQ built from questions readers actually send. None of the tools require an account or an installation — each one runs in an ordinary browser tab, and its guide points out the two or three things worth knowing before you press the first button.

Guides for the word counter and other writing tools

The most visited guide here explains the online word counter: paste a draft, read the totals, and see whether your essay, ad, or post fits its limit. If you write to a length requirement — school assignments, application letters, meta descriptions — start there. The guide also covers the habits that make counting useful, like checking the total before you trim rather than after, so you know exactly how much has to go instead of cutting blind.

Guides for clocks, timers, and countdowns

Most of the collection deals with time. There are guides for the stopwatch, the tally counter, the holiday countdown pages, and two longer reads that explain how time zones and daylight saving actually work. The explainers pair well with the live tools: read the theory once, then lean on the map and the converter whenever a meeting crosses an ocean. If you only ever open one, make it the daylight saving guide the week before the clocks change.

Stopwatch and timer basics — measuring up versus counting down Countdowns to Halloween, New Year, and other dates people wait for Time zones explained, and what daylight saving does to them Small tools: tally counter, coin flip, password generator, widgets

How the guides are written

Long manuals get skimmed; short ones get read. So each guide answers the main question in its first paragraph and keeps the details for people who scroll. If a page leaves your question unanswered, that is a defect by our own definition — the FAQ sections grow out of exactly those gaps, one reader at a time. A good guide is like a good referee: when it does its job, nobody remembers it was there.

Questions and answers

Are the tools behind these guides free?
Yes, all of them — including the free word counter, the stopwatch, and every countdown page. There is no premium tier hiding behind a button, and no sign-up gate in front of anything.
Do I have to read a guide before using a tool?
No. The tools are meant to be self-explanatory. The guides exist for the edge cases: the option you did not notice, the question that comes up halfway through the job.
Where do new guides appear?
On this page. When a tool or a longer explainer is added, its guide is listed here, so this index is always the complete picture of what the site can teach you.
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