Instagram sizing
Resize Image for Instagram
Instagram rewards clean, correctly sized visuals. If your image is getting cropped strangely or looking soft, resizing it to the right aspect ratio and pixel dimensions before upload usually fixes the problem.
Why this workflow matters
Match the right dimensions for posts, stories, and reels.
Prevent unwanted automatic cropping from Instagram.
Keep text, product shots, and faces sharp on mobile screens.
How to do it
Choose the image you want to publish on Instagram.
Use the Resize Image tool and enter dimensions for your target format.
Keep aspect ratio locked when scaling standard posts.
Export the resized image and upload it to Instagram.
Frequently asked questions
How do I resize an image for Instagram online?
Upload your file to the Resize Image tool, choose the correct Instagram dimensions for your post format, then download the resized version before publishing.
What is the best Instagram image size?
It depends on the format. Square posts often use 1080 x 1080, portrait posts 1080 x 1350, and stories or reels 1080 x 1920.
Related tools
Crop Image
Crop JPG, PNG, or GIFs with ease; Choose pixels to define your rectangle or use our visual editor.
Compress Image
Compress JPG, PNG, SVG, and GIFs while saving space and maintaining quality.
Photo Editor
Spice up your pictures with text, effects, frames or stickers. Simple editing tools for your image needs.