Timer for class: 7 free and full screen online tools

Last updated on 7 September 2026

Need to display a countdown to the table during an activity? Here are seven free online timers, usable on video projector or digital board, without installation and without creating an account. Each with its direct link to the full screen display.

The timer is one of those tools whose effect is underestimated as long as it has not been tried. It is not technology that changes anything, it is the fact that time becomes visible to everyone at the same time. "How much time is left?" disappears, and students begin to manage their own rhythms.

In short, seven tools, with what they are really worth and what they lack.

Which timer to choose for a class?

A class timer does not have the same constraints as a kitchen timer. Before you compare the tools, here's what really makes the difference when you're in front of students.

• Readability from the back of the room. This is the number one criterion, and the one that consumer timers most often miss. Stylish but small numbers are useless.
• A true full-screen mode. Not just an enlargement: a display that removes the address bar, tabs and notifications.
• The ability to turn off the sound. An end ring can be useful, or frankly counterproductive depending on the class and the students.
• The absence of an account. On the shared computer in the class, which is often slow at startup, each connection step is a lost minute.
• Visual display. A shrinking circle or bar allows students who are not yet reading the time to understand where they are.
• Offline operation. Useful in schools where Wi-Fi plays tricks, and there are still plenty of them.
• Data processing. A timer has no reason to collect anything. Some do it anyway.

Comparative at a glance

Tool	Full screen	The culprit	Visual display	Without account	Offline	Advertising
TimerEnLigne.com	Dedicated page	Yes	Progression ring	Yes	Yes (PWA)	Yes
TuxTimer	Yes	Yes, customizable	Graduated dial	Yes	Yes	No
Time Timer (school teachers)	Yes	Yes	Circle + bar	Yes	No	Yes
Countdown The Digital	Yes	Yes	Yes	Yes	No	No
Gynzy Timer	Yes	Yes	Coloured dial	Yes	No	No
Classroomscreen	Yes	Yes, adjustable	According to the widget	Yes	No	No
Timer for evaluation	Yes	Yes	No	Yes	No	No

The 7 online timers for the class

1. TimerEnLigne.com, the fastest to draw

You have thirty seconds between two activities and you just want a big countdown to the board. This is exactly what this site does, and it does it well.

It offers a page dedicated to the Full Screen Timer, which avoids looking for the magnification button. Even better for the class: there are addresses by duration, which open the timer already set. 5 minutes, 10 minutes, 15 minutes. Favorite them in the browser of the class and start your ritual with a click.

The display features a circular progress ring, a dark theme, an adjustable zoom, and the timer continues to work offline once the page is loaded.

What I like less : the site displays advertising, and it announces on its homepage that no personal data is collected while its own cookie banner mentions analytics and advertising. This is not dramatic for a timer, but the contradiction is worth pointing out.

2. TuxTimer, the most sober and the only one really offline

TuxTimer is an adjustable countdown timer from 0 to 60 minutes, developed by Arnaud Champollion, ERUN, and published under free license. We choose the duration with the plus and minus buttons or directly on the keyboard, and we launch.

Its real strength is the dial. Time is displayed graphically, making it an equivalent of Time Timer for students who do not yet read the time. Well thought out detail: When the mouse leaves the clock area, the interface is stripped so as not to distract.

The notification color and sound are customizable, and the tool works both online and offline. In a school where the network is capricious, this is the decisive argument.

What I like less : Nothing serious. It is a free tool, free of charge, without advertising and without data collection, made by someone who knows the classes.

3. The interactive Time Timer of School Teachers

It is the most faithful online version of the Time Timer principle, and it is free of charge. The tool combines three visual cues: a gradually shrinking circle, a progress bar, and a change in colour that turns red as time passes.

As for the settings, we choose the duration, pause, activate or not the final audible signal, and switch to full screen for the display on the board. Nothing superfluous.

The website itself specifies one thing that I find honest: seeing the passage of time can become a source of stress for some students. The timer must remain a marker, not a pressure instrument. This applies to all the tools on this page.

What I like less : advertising, deleted only by a donation to the site.

4. The countdown to La Digitale

The Digital, the set of free tools developed by Emmanuel Zimmert, offers a countdown in its Digitools toolbox, alongside a chronometer and an hourglass.

The interest is not in the functions, which remain voluntarily simple. It is in the context of: free tool, no account, no advertising, no data collection. If your school is looking closely at the GDPR issue, or if you simply prefer not to expose your students to large-scale advertising banners, this is the cleanest choice of this selection.

What I like less : You need a connection, and the tool is less immediate than a dedicated page because you go through the toolbox.

5. The Gynzy timer, designed for the digital board

The Gynzy Timer was designed for interactive whiteboards. It offers two modes, countdown or stopwatch, with a resizeable clock and readable from afar. Gynzy also offers an hourglass, a chronometer and a stand-alone study timer in the same library.

The detail that counts: these tools open without creating an account, while Gynzy is also a paid platform for schools. You access the brick you need without entering the ecosystem.

The dial is distinguished by its blue or red background, which helps students who are not yet comfortable with reading the time.

What I like less : the rest of the platform is commercial, and the interface naturally pushes towards the full offer.

6. Classroomscreen, when the timer is just a brick

This is not a timer, it is a complete dashboard. Classroomscreen gathers on the same screen projected a timer, a sonometer, a QR code generator, a draw of first names, a whiteboard and instructions displayed.

Good news on the economic model: the Basic account, which gives access to the 26 widgets and annotation functions, will remain free, and the tool can be used even without an account. The Pro subscription, at EUR 36 per year, adds the saving and sharing of screens. In other words, you pay not to rebuild your screen every morning, not to access the tools.

I had made a detailed presentation in my article on Classroomscreen, the wallpaper for the class.

A French alternative : Digiscreen, also signed La Digitale, offers the same principle with chronometer, timer and hourglass, in free version, without advertising and without data collection. Take a serious look at whether you like Classroomscreen but the data issue is holding you back.

7. The timer for evaluations, the only one to manage the third time

Developed by Jean-Yves, professor and reader of the blog, and published on the Forge of Digital Educational Communes, this Timer responds to a need that others are completely unaware of.

It automatically calculates the third time, makes it possible to postpone the start for a student arriving late, to add notes or reminders during the test, and offers a dark mode and a full-screen display.

For a supervised assignment, a white patent or a test simulation, it is the fairest tool on this list. Free, free and adaptable.

Visual timer: Why It Changes Everything With Young Students

A visual timer does not just display numbers. It graphically represents the remaining time, usually in the form of a shrinking disc or circle.

The difference seems trivial. It is not. A CP student, an allophone student or a ULIS student does not need to know how to read the time to understand that there is ‘about half’ left. The information passes at a glance, without mental calculation, without having to lift your head every 30 seconds.

This is also what makes these timers useful for students who need concrete time frames. Time becomes an object that is diminished rather than an abstraction.

In this selection, three tools play this card: TuxTimer with its graduated dial, the School Teachers Timer with its circle and bar, and the Gynzy Timer with its colorful dial.

Time Timer online: the principle and free alternatives

The Time Timer is originally a physical object, a clock whose red disk disappears as time passes. It has been used for a long time in the classroom, in ULIS and with students who need to visualise the durations. It is a brand, and the material has a price.

If what you are looking for is the principle and not the object, several tools on this page do the same work for free and project themselves onto the board, which is even an advantage over the full-class physical version.

The Interactive Time Timer of School Teachers is the closest declination: shrinking circle, progress bar, colour change, full screen. TuxTimer offers a free variant with a graduated dial.

Two free tools, two answers with the same intention. No need to buy anything to test the principle with your students.

Three Ways to Time a Session

A timer is useless if you don't know what to do with it. Here are three uses that work, tested and widespread.

The 5-minute entry ritual

The timer is launched as soon as the students enter. Five minutes to get out of business, write down homework and start the hospitality activity. The countdown is displayed, no one needs to recall the deposit.

The effect is clear after two weeks: The ritual is set up on its own, because time is visible and the same for everyone.

The 15-minute group work

Each group has fifteen minutes, displayed on the table. Students adjust their pace without you having to move around to say you need to speed up.

This is where the timer combines well with a sound level meter for the class : Time and sound levels are the two parameters that students can regulate themselves, provided they make them visible.

Self-reliance

Work plan, workshops, individual exercises. Students know how long they have before pooling, and can decide the order in which they handle tasks.

This is the context where the visual timer makes sense, because students consult the remaining time much more often than in directed work.

Timer without sound: think of students who are sensitive to noise

A point often forgotten. End ringing is not always desirable. For a student who is hypersensitive to noise, for an autistic student, or simply in a room where three activities take place in parallel, the alarm adds a sound attack where the visual cue was sufficient.

Good news: The seven tools in this selection allow you to disable or customize the audible signal. Good practice is simple. Turn off the alarm and let the colour change or empty circle signal the end. Students look at the screen anyway.

Beware also of the opposite effect of the timer itself. Seeing time pass reassures some students and in anguish others. Presenting the tool clearly, explaining what it is used for and agreeing to pause it when the situation warrants it avoids making it an instrument of pressure.

So which one to choose?

If you want the fastest, take MinuteurEnLigne.com and set the links by duration to favorites.

If you teach in kindergarten or elementary school and your students do not yet read the time, TuxTimer or the Time Timer of School Teachers.

If your network is capricious, TuxTimer, the only one that really works without a connection.

If the data issue is a topic in your institution, La Digitale.

And if you monitor assessments with third-time students, Jean-Yves’ timer has no equivalent.

None of these tools require more than two minutes to be tested. It is probably the best ratio of time invested to profit in class in the entire category of utilities.