Aspect Ratio Calculator
Aspect Ratio Calculator runs locally in your browser with bounded inputs and no file upload.
Purpose and limits
What this tool does
Reduce width and height to their simplest whole-number aspect ratio.
- Input
- Positive whole-number width and height up to 8,192.
- Result
- A local text or color result for copying.
How to use it
- Enter a positive width and height.
- Set the available parameters and review the visible loss, color and privacy notes.
- Run the tool, review the result and copy it when correct.
Limitations
- Processing is bounded to 20 MiB, 8,192 px per side and 40 MP; unsupported or malformed files are rejected before pixel allocation.
- Image output is normalized to sRGB; Display-P3 output and physical mobile-device support are not claimed.
- Source orientation, descriptive metadata and embedded color profiles are removed from exported images; lossy output can permanently remove detail.