How to Crop Images for Social Media and the Web in 2026
Cropping is the simplest edit there is, yet it quietly decides whether your image looks intentional or amateur. Post a photo at the wrong aspect ratio and the platform crops it for you — usually badly, lopping off heads and key details. Crop it yourself and you control exactly what people see.
This guide covers the aspect ratios that matter in 2026, the right crops for each platform, why cropping affects SEO and social previews, and how to crop privately in your browser.
Crop Image
Trim images to the exact region you want.
Aspect ratio is everything
An aspect ratio is the shape of your image — square (1:1), portrait (4:5), widescreen (16:9) and so on. Platforms display images in fixed shapes, so if yours doesn't match, it gets cropped automatically. Choosing the ratio yourself means you decide what stays in frame.
When cropping, watch the live pixel dimensions and frame your subject with a little breathing room so it isn't cut off on different screens.
The right crops for each platform
- Square posts: 1:1 — safe and versatile across feeds.
- Portrait posts: 4:5 — takes up more vertical space in mobile feeds.
- Stories and Reels: 9:16 — full-screen vertical.
- Link previews / Open Graph: 1.91:1 (around 1200×630px).
- Profile pictures: 1:1, cropped tightly around the face.
Why cropping matters for SEO and previews
When you share a link, platforms and search engines pull an Open Graph image. Supplying a clean 1200×630 crop makes those previews look sharp and professional instead of awkwardly auto-cropped, which improves click-through. A well-composed featured image also makes your content more appealing in image search and AI-generated summaries.
Cropping privately in your browser
PixelResize's cropper lets you drag a selection box over the exact region you want and shows live dimensions as you adjust. Transparency is preserved for PNG and WebP, and everything happens on your device — nothing is uploaded. Crop on desktop or with touch on mobile, then download instantly.
Key takeaways
- Crop to the platform's aspect ratio so it doesn't auto-crop your image badly.
- Use 1:1, 4:5 and 9:16 for the main social formats, and 1200×630 for link previews.
- A clean Open Graph crop improves social previews and click-through.
- Browser-based cropping is private, preserves transparency and works on mobile.