Instantly find the width, height, and aspect ratio of any image. Drag and drop your photo to check its dimensions and orientation (Landscape/Portrait) for free.
What this tool calculates:
- Dimensions: The exact pixel width and height (e.g., 1920 x 1080 px).
- Aspect Ratio: The proportional relationship between width and height (e.g., 16:9, 4:3, or 1:1).
- Orientation: Automatically detects if the image is Landscape, Portrait, or Square.
How to check image size:
- Upload: Drag & drop an image or paste it (Ctrl+V) into the box below.
- View Results: The tool instantly displays the resolution and ratio calculations.
- Copy Data: Click the button to copy these details to your clipboard.
Click, Drag & Drop, or Paste (Ctrl+V)
to check image dimensions
Our Free Online Image Dimension Checker is a specialized utility designed for developers, graphic designers, and social media managers who need instant technical data for their visual assets. This no-signup tool provides a comprehensive breakdown of any image file, identifying the exact pixel width and height in milliseconds. Beyond simple resolution, it calculates the aspect ratio (such as 16:9, 4:3, or 1:1) and automatically detects the orientation, labeling your file as Landscape, Portrait, or Square.
We offer an unlimited service, allowing you to audit entire libraries of assets with zero friction. Most importantly, this is a private dimension checker; because it uses client-side JavaScript, your photos are never uploaded to our servers or stored on our site. Simply drag and drop your file or paste it from your clipboard to view the results locally. It is the fastest, most secure way to ensure your images meet specific platform requirements without compromising your data privacy.