resizeimagesfree
Resize Image Online — Free
Change image dimensions in pixels or percent. Keep aspect ratio. Export instantly.
Upload a photo, enter the width and height you need, and download the resized image. Works with JPG, PNG, WEBP, GIF, HEIC, AVIF, BMP, TIFF and SVG. Everything runs in your browser — no uploads, no watermark, no signup.
Why use this tool
Pixel or percent
Set exact dimensions or scale by percentage while keeping the aspect ratio locked.
Any format
PNG, JPG, WEBP, GIF, AVIF, BMP, HEIC, TIFF and SVG all supported.
High-quality resampling
Downscales stay sharp thanks to browser-native bicubic resampling.
100% private
Files never leave your device — resizing happens locally.
How to use it
- Click 'Resize an image now' to open the editor.
- Upload your image from your device, Dropbox, Google Drive, or a URL.
- Enter width and height (or percentage) and toggle 'lock aspect ratio' as needed.
- Download the resized file in your preferred format.
Benefits
Faster page loads
Right-sized images cut bytes downloaded, boosting Core Web Vitals and SEO scores.
Fits any platform
Meet exact dimension limits for social profiles, marketplaces, and email newsletters.
Save storage & bandwidth
Smaller files mean lower hosting costs and faster uploads on slow connections.
No quality loss on downscale
Bicubic resampling keeps edges crisp when reducing size.
Examples
1920×1080 → 1280×720
Trim a Full HD screenshot down to standard 720p for embedding in docs.
4000px photo → 1080px
Prepare a DSLR shot for Instagram without exceeding the 1080px width limit.
Scale by 50%
Halve a product photo's dimensions for retina-ready thumbnails.
Square 1080×1080
Crop and resize a landscape image to a perfect square feed post.
FAQ
Is it free to resize images online?
Yes. Resizing is 100% free with no watermark, no signup, and unlimited uses. Every image is processed in your browser.
What image formats can I resize?
PNG, JPG/JPEG, WEBP, GIF, AVIF, BMP, HEIC, TIFF and SVG are all supported.
Will resizing reduce image quality?
Downscaling uses high-quality resampling to preserve sharpness. For best results, avoid upscaling small images by more than 2×.
Is my image uploaded to a server?
No. Resizing runs entirely in your browser — your files never leave your device.