Image dimensions
Read the decoded width, height and file size. Your inputs stay in this browser tab.
Your result
A little input. A useful result.
Your result will appear here.How to use image dimensions
Read the decoded width, height and file size. This free tool runs locally after you choose to start.
- Choose supported files from your device.
- Check your selection before continuing.
- Choose the action button. Review the result, then copy text or download a file when available.
- Choose Clear all when finished to remove inputs and results from the interface.
Limits, without the small print.
JPEG, PNG and WebP input. Maximum 20 MB and 12 megapixels per image; one image unless stated. Output is re-encoded, so keep the original. Browser codec support varies.
One job runs at a time. You can cancel it; jobs stop after 30 seconds. Browser and device capabilities affect performance.
Understand the safeguards →A couple of useful answers.
Does image dimensions upload my data?
No. This tool processes your input in a browser worker. Your text and files are not sent to an application server. The static host receives page and asset requests; see our privacy explanation.
Is this tool free for work and study?
Yes. No account, paid API, usage subscription or watermark fee is required. You remain responsible for your content rights and checking results. Hosting providers and their free tiers are separate from this open-source software.
What should I check before relying on the result?
JPEG, PNG and WebP input. Maximum 20 MB and 12 megapixels per image; one image unless stated. Output is re-encoded, so keep the original. Browser codec support varies. Review important outputs against the source, especially financial, legal, identity, medical and research calculations.