Hold Alt key to check dimensions of elements on webpage. Shows width and height in real-time.
Users
426
+49 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
2
0 in 30 days
Store rank
#47K
#39K among extensions
Version
1.0
updated 30 Jan 2025
Users
monthly, 2 years
Latest, 16 Oct 2026:426 usersMove the mouse over the chart for any month
Ratings count
monthly, 2 years
Latest, 16 Oct 2026:2 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Responsive Dimension Checker
A designer's tool that helps you measure the spacing between elements on any webpage. Simply hold Alt and click on elements to see precise distances and measurements.
Key Features:
• Automatically detects and measures the closest distances between elements
• Shows precise pixel measurements with green guide lines
• Displays element dimensions (width × height)
• Real-time updates as you move between elements
• Clean visual interface with color-coded measurements
• Works on any webpage