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Free Online Tool
Image Resizer
Free online image resizer for exact width and height targets. Prepare responsive assets for web, app, and social formats.
Resize Image
Input Files
RequiredUpload images
Drag and drop is not required. Click anywhere or use the button.
PNG / JPEG / WEBP
Configuration
What problem does this tool solve?
Oversized images are often rendered smaller in the UI, wasting bandwidth, memory, and render time.
How to use Image Resizer
- Upload your source image and enter target dimensions.
- Keep aspect ratio or crop intentionally for hero, card, avatar, or thumbnail layouts.
- Export resized assets ready for responsive srcset and device-specific delivery.
FAQ: Image Resizer
What is the best size for social preview images?
For broad compatibility, 1200x630 is a reliable target for Open Graph and social share previews.
Can I resize images without distortion?
Yes. Keep the aspect ratio locked unless you intentionally crop for a specific design slot.
Do I need multiple image sizes for responsive websites?
Yes. Creating multiple breakpoints improves loading speed and visual quality across devices.