My Screen Resolution
Check current display dimensions for QA and design testing.
Client Sandbox Instant⚡ Auto-Bake
Read device resolutions, viewport window sizes, and pixel ratios dynamically.
Loading device indicators...
About My Screen Resolution
Audit viewport parameters. Read screen dimensions, responsive breakpoints, device pixel ratios, and color depths.
How to Use the Tool
- Open the viewport tester page.
- Observe active screen resolution metrics.
- Audit browser window size boundaries.
Visual Walkthrough
Interactive Usage Guide
Step-by-step interactive mockup tutorial
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toolchi.online/sandbox
DROP FILE HERE
FAQs
What is device pixel ratio (DPR)?
The scaling factor mapping physical hardware pixels to virtual CSS pixels.