Resize Image to 640 x 640 Pixels Resolution Online

640x640 Size Image Resizer Tool

640 x 640 was the original Instagram square post size and remains a useful upload size for avatars, giving platforms enough resolution to downscale cleanly to 320 or 160 pixels without softness.

How to Resize an Image to 640 x 640 Pixels

1. Click Upload File and choose a JPG or PNG image.
2. Drag and scale the crop box over the part of the picture you want to keep.
3. Click Download to save the image at 640 x 640 pixels.
4. For a different size, use Manual Resize and enter your own width and height.

Frequently Asked Questions

What is 640x640 used for?

It is a high resolution square avatar size and the original Instagram square post dimension.

Should I upload avatars larger than the display size?

Yes. Uploading 640 x 640 for an avatar shown at 320 gives the platform room to downscale cleanly on high density screens.

Related Image Sizes

• Resize image to 320x320 pixels
• Resize image to 800x800 pixels
• Instagram DP size
• Resize image to 512x512 pixels