Part of:Photo Print Size Chart: Inches, Pixels and DPI
Resize Image to 256×256
Resize any image to exactly 256x256 for favicon source files, UI icons and app icon sizes. Scales crisply down to smaller sizes. Free, private, batch-capable.
- No file limits
- No registration
- Free forever
- Images never leave your browser
Drop images here
or paste from clipboard (Ctrl/⌘ + V)
Supported formats: JPG, PNG, WebP, AVIF, SVG
Your image is smaller than the target, so the result will be upscaled and soft. Use a higher resolution photo for a sharp output.
Processing…
Your images never leave your browser
All processing happens locally on your device. Nothing is uploaded to a server, stored, or tracked.
256x256 is the largest standard favicon size and a common UI icon grid. Icons at this size stay sharp on Retina displays and provide a clean source for tools that scale down to 16x16 and 32x32 for browser tabs.
How it works
Why resize to 256×256?
256x256 is the largest standard favicon size and a common UI icon grid. Icons at this size stay sharp on Retina displays and provide a clean source for tools that scale down to 16x16 and 32x32 for browser tabs.
How preset resizing works
This page resizes any image to 256×256 pixels in one click. Pick an output format and quality, then download the result. Everything runs in your browser.
Aspect ratio guidance
Keep the 256×256 ratio locked so the image fits the frame without distortion. Editing one dimension updates the other to match the original proportions.
Is resizing private?
The 256 x 256 resize runs entirely on your device. Your image stays in your browser.
Batch resize images to 256x256
Resize a group of images to 256x256 for icons in one pass. Free, private, and everything runs locally.
Frequently asked questions
What is 256x256 used for?
UI icons, game textures and favicon source images.
What favicon size should I use as source?
256x256 as the source gives the cleanest result when scaling down to 16x16 and 32x32 for browser tabs. Use resize to 128x128 as a smaller base if your source image is limited.
Can I batch resize images to 256x256?
Yes, add a folder of images and resize every one to 256x256. Download a ZIP with all files processed privately.