Instagram Post Resizer

Free online Instagram Post Resizer. Crop and scale images to 1080x1080, 1080x1350, or 1080x566 pixels instantly.

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How to Use Instagram Post Resizer

Upload your image.
Select the target post format (Square 1:1, Portrait 4:5, Landscape 1.91:1).
Select fit or fill crop modes and adjust zoom/offsets.
Click Download Post to save.

Understanding Feed Layout Ratios

Vertical portrait images (4:5) take up the most screen real estate on mobile devices, making them highly effective for capturing attention compared to square or landscape posts.

Frequently Asked Questions

What resolution does Instagram use for posts?: Instagram standardizes feed post widths to 1080 pixels. Sizing options are 1080x1080 (square), 1080x1350 (portrait), and 1080x566 (landscape).