ToolRun
✂️

Image Cropper

Crop images with free-form selection or preset aspect ratios like 1:1, 4:3, and 16:9. All processing happens in your browser.

Image Cropper

Crop images with free-form selection or preset aspect ratios. All processing happens locally.

✂️

Drop an image here or click to select

About Image Cropping

Cropping removes unwanted areas from the edges of an image, letting you focus on the most important part of the composition. Unlike resizing, cropping changes what is shown in the image, not just how large it appears.

How to Use This Tool

Upload an image, then click and drag on the image to select the area you want to keep. The selected area is shown clearly while the rest is dimmed. You can choose a preset aspect ratio (like 1:1 for a square or 16:9 for widescreen) or use free-form selection for any custom shape.

Once you have your selection, click "Crop Image" to generate the cropped result. Download the output as a PNG file.

Common Crop Dimensions for Social Media

  • Instagram Post: 1:1 square (1080x1080) or 4:5 portrait (1080x1350)
  • Instagram Story/Reel: 9:16 vertical (1080x1920)
  • Facebook Post: 1.91:1 landscape (1200x628)
  • Twitter/X Post: 16:9 landscape (1200x675)
  • YouTube Thumbnail: 16:9 landscape (1280x720)
  • LinkedIn Banner: ~4:1 landscape (1584x396)

Composition Tips

Use cropping to improve your photo composition after the shot. The rule of thirds is a classic guideline: imagine the image divided into a 3x3 grid and place the main subject along the grid lines or at the intersections. Cropping to place the subject off-center often creates a more dynamic and engaging image than centering it.

Frequently Asked Questions

What aspect ratio should I use?
It depends on where the image will be used. Use 1:1 for Instagram feed posts and profile pictures. Use 16:9 for YouTube thumbnails, presentations, and widescreen displays. Use 4:3 for standard monitors and many printed photos. Use 9:16 for Instagram Stories, TikTok, and vertical video. Select "Free" to crop to any arbitrary dimensions.
Does cropping reduce image quality?
Cropping itself does not reduce quality — it simply removes pixels from the edges. However, the cropped image will have fewer total pixels than the original. If you crop a small area and then enlarge it, the result may appear pixelated. For best results, start with a high-resolution original so the cropped area still has enough pixels for your intended use.
Are my images uploaded to a server?
No. All processing happens locally in your browser using the HTML5 Canvas API. Your images are never transmitted over the network. The tool works completely offline after the page loads.
What output format is the cropped image?
Cropped images are saved as PNG for maximum quality (lossless). If you need a smaller file size, you can run the cropped image through our Image Compressor tool to convert it to JPEG or WebP at your desired quality level.

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