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Tab Countdown Timer

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View Tab Countdown Timer Chrome Extension on Chrome Web Store

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A Chromium Extension that allows you to set a timer that counts down and then closes the tab.

: Type
Extension
: Users

6,000 users

500
: lokico
View author page of lokico
: Featured Extension
Hand-picked for quality and usefulness
: Published 5 years ago
Published on August 6, 2020
: Version 1.3.1
: Manifest version

3
: Updated 1 month ago
Updated on October 11, 2025

Tab Countdown Timer Chrome Extension Image 1

Tab Countdown Timer Chrome Extension Image 2

Description

Allows you to quickly set a countdown timer on a tab. Once the timer expires, the tab closes. Every tab can have a different timer. Enter time by typing or by using a mousewheel.

Changes for v1.3.1 Allow flexible minute input and improve UX.

Changes for v1.3.0

UI/UX improvements: Quick-set timers, updated layout and color scheme
YouTube pausing: Optionally choose to pause a YouTube video when the timer ends.
Faster Time Adjustments: Hold down the Shift key while using your mouse wheel to adjust the timer in 5-minute increments.

Changes for v1.2.1

Fixed "undefined" on first run issue.
Improved styling.
Time updates immediately upon opening popup.
Added error handling

Changes for v1.1

Add dark mode based on current system settings
Save last alarm values as default for next time
Update to chrome manifest v3

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