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Aftel

The countdown timer for learning, teaching, workshops and presentations

Je kunt Aftel ook in het Nederlands gebruiken.

Aftel gibt es auch auf Deutsch.

Release notes

11 October 2026
Esc to continue
Now you can press the escape key (Esc on your keyboard) to hide the controls. As long as you’re not in fullscreen mode.
6 June 2024
German translation
You can now use Aftel in English, Dutch and German.
30 May 2024
Release notes!
From now on, you’ll find the latest changes to Aftel in the Info panel.
23 May 2024
Repeat
There’s a new option in the Preferences menu. Under ‘When the timer ends’, you can now select ‘Restart the timer’.
4 May 2024
Long descriptions
Upon a user’s request, you can now add longer timer descriptions.

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Keyboard shortcuts

If you regularly use Aftel, you’re gonna love that you can do everything with keyboard shortcuts!

Controls

`Space` / `Enter`	Start and pause the timer
`↑` `↓`	Adjust the countdown duration
`Shift` +`I`	Open the duration input dialog
`1` `2` `3` `4` `5` `6` `7` `8` `9` `0`	Enter a duration. This works even when the input fields for the duration aren’t visible. Type 0 first to include seconds in the duration.
`Backspace`	Reset the timer

Preferences

Shift +D

Show/hide the timer description

Other

`Shift` +`K`	Open this overview with keyboard shortcuts
`Shift` +`P`	Open the preferences menu
`Shift` +`S`	Open the sharing menu
`Esc`	Hide controls/leave fullscreen mode

Preferences

When the timer ends

Play a sound

Make the background flash

Bananas

Then …

Do nothingRepeat the alarm up to ten timesCount upRestart the timer

Appearance

Show timer description

Allows you to add a description to show what the timer is for.

Enable dynamic background colors

Let the background color reflect the timer’s progression. In addition to the options below, the background will be red while counting up after the timer ends.

Start with a green background

Continue with an orange background

When a quarter of the time is remaining, it will turn orange.

End with a red background

When a tenth of the time is remaining, it will turn red.

Always show hours

Always show minutes

Reduce motion

Controls

When clicking the time display:

Show the duration input fieldsStart/pause the timer

You can always enter the duration with the number keys on your keyboard—even when input fields aren’t on the screen. The keyboard shortcut for the duration input fields is Shift + I.

Show tips

Tips only appear when controls are visible and Aftel is not fullscreen.

Hide controls:

NeverAutomaticallyAlways

You can access this preferences menu with the keyboard shortcut Shift + P—even when the controls are hidden.

Miscellaneous

Prevent your device from going to sleep, dimming or locking the screen:

NeverOnly while the timer is runningAlways when Aftel’s window is visible

Language:

EnglishDutchGerman

Create a link

The URL for your link

URL copied to your clipboard.

Link type:

ShortReadable

Include your timer description

Include the duration

Automatically start the timer

Include the end time

With the URL above, you can create bookmarks and links to the timer duration you’re currently using.