Resize Image to Exact Dimensions

Resize your images to precise pixel dimensions. Whether you need a 400×400 passport photo, a 1080×1080 Instagram post, or a 1920×1080 Full HD image, this tool gives you pixel-perfect control.

Common use cases

  • Passport/ID photos: 400×400, 350×450, 600×600 pixels
  • LinkedIn profile: 400×400 pixels
  • Instagram: 1080×1080 (post), 1080×1920 (story)
  • Facebook: 820×312 (cover), 180×180 (profile)
  • Twitter/X: 1500×500 (header), 400×400 (profile)
  • YouTube: 1280×720 (thumbnail)
  • Display standards: 1280×720 (HD), 1920×1080 (Full HD), 3840×2160 (4K)

Aspect ratio lock

Enable Lock aspect ratio to maintain proportions when changing one dimension. The other dimension adjusts automatically. Disable it for exact pixel dimensions that may stretch the image.

Image Resizer

Resize images to exact dimensions. Lock aspect ratio to prevent distortion. Processing happens locally.

Drop an image or click to browse

JPEG, PNG, WebP, HEIC up to 50MB

How it works

  • Your image never leaves your device — all processing happens in your browser
  • Aspect ratio lock maintains proportions when changing one dimension
  • Quality slider controls JPEG/WebP compression level (10-100%)
  • Common presets for social media, documents, and displays included