💻
Pixel Ruler
pixel · ruler · measure
px
0px
50px
100px
150px
200px
250px
300px
350px
400px
450px
500px
550px
600px
650px
700px
750px
800px
Move mouse over the ruler to measure. Screen DPI auto-detected: 96px/in.
How to use
- 1
Set the unit and DPI.
- 2
Move the mouse over the ruler.
- 3
Read the px, cm or inch measurement.
FAQ
Is this tool free?
Yes — no sign-up, no installation, completely free to use right away.
What is this tool?
On-screen ruler for measuring distances in pixels, centimeters, or inches. Auto-detects screen DPI. You can use it for free with no sign-up or installation — just open the page and start right away.