Auto Tab Timer – Tab Countdown Timer & Auto Close Tabs

Automatically close any tab after a set time using a simple tab countdown timer.

Auto Tab Timer is a browser extension and tab countdown timer that lets you automatically close any tab after a set amount of time. Use it to set timers for tabs so they close automatically, helping prevent tabs from staying open too long. It is ideal for videos, background tabs, and overnight browsing. Works on Chromium-based browsers. Features Full Tab Timer Controls Start, pause, resume, reset, or cancel any tab timer at any time. Automatic Tab Closing Tabs close automatically when their countdown timer reaches zero. Tab Countdown Timer Use Auto Tab Timer as a simple tab countdown timer to close tabs after minutes or hours. Per-Timer Completion Actions Choose what happens when a timer finishes. Close the tab automatically or use "Notify me only" to keep the tab open and receive a reminder. Customizable Notifications Receive a notification when a tab timer finishes so you know before a tab closes. Real-Time Countdown Display View a live countdown and manage all active tab timers directly from the extension popup. Timer Status on Tabs The extension icon shows the remaining time for tabs with active timers, making it easy to identify which tabs will close soon. Quick Input Controls Hours, minutes, and seconds fields support mouse-wheel adjustment for faster timer setup. More Extensions from this Developer On the onboarding and "What's New" pages, Auto Tab Timer includes a section called "More extensions from this developer." It shows links to other extensions from the same developer. Recent Updates (Version 1.3.0) Improved timer input handling for more predictable timer starts Starting a timer with 00:00:00 now shows a validation error "Notify me only" always sends a notification and never closes the tab Added install onboarding and a one-time 1.3.0 update page Added a "More extensions from this developer" section on onboarding/update pages Mouse-wheel adjustment added to time input fields Why use Auto Tab Timer? Automatically close any tab after a chosen amount of time Use a tab timer or countdown to control when tabs close Keep your browser organized with automatic tab closing Fall asleep watching videos without worrying about open tabs