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Image Size Checker

Inspect image size and dimensions without uploading your file to a server.

✓ Free✓ No signup✓ Browser-based
⌕
Drag & drop an imageor choose a file from your deviceUpload ImageJPG, PNG or WebP • Max 20MB • Max 40MP
🔒 Nothing is uploaded. Image details are read locally in your browser.

How to use image size checker

  1. Choose or drop an image into the checker.
  2. The file is analyzed locally on your device.
  3. Review file size, dimensions, aspect ratio, megapixels and format.
  4. Choose another image whenever you want.

Useful for

✓Check upload limits
✓Verify dimensions
✓Inspect image format

What the checker reports

The checker reads file size, width, height, aspect ratio, megapixels and format. These details are useful before uploading to portals that enforce pixel or file-size requirements.

Private browser-based processing

The processing for this tool happens in your browser. Your source file does not need to be sent to the MiniImgTools application server before the result is created.

Frequently asked questions

Is Image Size Checker free to use?

Yes. Image Size Checker on MiniImgTools is completely free, with no signup and no payment. The tool runs in your browser, so you can use it as many times as you need.

Are my files uploaded to a server?

No. The processing for this tool happens locally in your browser on your own device. Your source file does not need to be sent to the MiniImgTools application server before the result is created.

Which file formats does this tool support?

Core image tools are tested for JPG, PNG and WebP. PDF and DOCX tools explain their own supported inputs and limitations on the page. Very large images can exceed browser memory, so keep your original file and review the output.