Developer Utilities · Free tool
Image Dimensions Checker
Drop any image to instantly see its pixel width, height, aspect ratio, and file size. A free, online tool that keeps everything private in your browser with no signup.
Updated June 2026
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What it does
Drop any image and see pixel width, pixel height, aspect ratio, and file size — instantly, in your browser, no upload. Supports JPG, PNG, GIF, WebP, AVIF, and SVG. Great for checking whether an image meets a platform's size requirements before posting.
For platform specs, social media image sizes. For resizing, image resizer. For shrinking a file, image compressor.
Embed this tool on your siteShow snippetHide
Paste this snippet into any page. Loads on-demand (lazy), no tracking scripts, and sized to most dashboards. Replace the height to fit your layout.
<iframe src="https://freetoolarena.com/embed/image-dimensions-checker" width="100%" height="720" frameborder="0" loading="lazy" title="Image Dimensions Checker" style="border:1px solid #e2e8f0;border-radius:12px;max-width:720px;"></iframe>How to use it
- Drop one or more images into the dropzone.
- Read width, height, aspect ratio, and file size in the table.
- Click any image to open a larger preview.
- Copy the dimensions line for your tracker or ticket.
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Guides about this topic
- How-To & Life · GuideHow to Check Image DimensionsQuickly read pixel dimensions, calculate aspect ratio, and understand DPI for print and screens. Free, no-signup guide with common benchmark comparisons.
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