How to use the Image Dimensions
- Choose a PNG, JPEG or WebP file from your device (up to 15 MB and 16 million pixels).
- Check that the preview shows the image you selected.
- Select Run tool, then copy the result or download the processed image when available.
A practical example
Check a banner image before uploading it to a website.
Before you use the result
Dimensions use the image as decoded by your browser; orientation handling follows browser behavior.
Keep your original file. Re-encoding images can change quality, transparency, metadata and animation. Inspect the downloaded image before replacing the original.
Is this tool free?
Yes. This tool has no subscription, account requirement or paid API dependency. It uses your device’s processing resources.
Where is my input processed?
The calculation or transformation runs in your browser. Tool input is not sent to our server. Your browser still makes normal requests for the website files; see the privacy policy.
What if I get an error?
Check the format and range described above. Try a smaller input, use a current browser, and serve the site over HTTPS for cryptographic and clipboard features.