Chrome //
Extensions 
Chrome
Web store 
Download Timer overlay chrome extension. This is a timer overlay that starts as soon as a specific key is pressed. The timer stops only when that key is released. and install in your Google chrome browser. This is Direct Timer overlay Crx download for Chrome it is also called Timer overlay offline CRX for chrome Download. This Timer overlay is used to This is a timer overlay that starts as soon as a specific key is pressed. The timer stops only when that key is released.
-
Automatic remove overlays
-
Drag and resize a ruler overlay to quickly measure pixel dimensions, positioning, and alignment of elements on any webpage.
-
Overlays controls for the Shared Game Timer.
-
A Chromium Extension that allows you to set a timer that counts down and then closes the tab.
-
Emphasized text-highlighting
-
For your browser, a simple to use and lightweight timer, alarm, and stopwatch.
-
This extension attempts to skip the YouTube ads automatically
-
Let's go on a Safari together
-
Finds the optimal overlay values for sufficient WCAG contrast ratio between text and images.
-
Grid overlay and color blindness testing tool