Is Image Resizer free?

Yes, completely free. No account required.

Are my photos uploaded?

No. All processing happens locally in your browser using HTML5 Canvas.

What formats are supported?

JPG, PNG, WebP and GIF. Output is JPG or PNG.

Can I resize for Instagram?

Yes. Choose the Instagram preset (1080x1080) or enter any custom dimensions.

Does it keep quality?

Yes. The original quality is preserved during resizing.

Image Resizer

Resize any photo to exact dimensions for Instagram, Twitter, LinkedIn, forms or printing. Everything happens on your device — nothing is uploaded.

Drop a photo here or click to browse

JPG, PNG, WebP or GIF

Why resize images for social media?

Every social media platform has strict image dimension requirements. Instagram posts must be 1080×1080 pixels for square format, while Instagram Stories require 1080×1920. Twitter headers are 1500×500, LinkedIn banners are 1584×396, and Facebook covers are 820×312. Uploading an image with the wrong dimensions results in automatic cropping — often cutting off important parts of your photo, text, or branding. Resizing images to exact pixel dimensions ensures your visuals look professional and display perfectly on every platform. For businesses, properly sized images improve engagement rates and brand perception. For influencers, correct dimensions prevent awkward crops on profile photos and story posts. Our Image Resizer lets you choose from built-in presets for all major platforms or enter custom dimensions for any use case — forms, printing, websites, or presentations. Everything processes locally in your browser: your photos are never uploaded to any server, protecting your privacy and keeping your brand visuals secure.