How to use this tool
- Enter width, height, left, right, top, bottom.
- Use consistent units shown beside each input. Run the calculation and review the assumptions below.
Try this example
{
"width": 1080,
"height": 1920,
"left": 5,
"right": 15,
"top": 10,
"bottom": 20
}Accuracy and scope
User-defined overlays; platform interfaces vary and these are not official platform safe-zone specifications.
Is my data uploaded?
This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.