Image to ICO Converter — Favicon & Windows Icon Maker Online Free
Convert PNG, JPG, and WebP images to multi-resolution ICO icon files (16, 32, 48, 128, 256 px) for websites and Windows apps with zero server uploads.
100% Client-Side
Zero Server Uploads
Runs In Your Browser
100% local processing with zero server transmission
Instant Execution
Lightning-fast calculations without network latency
Fully Responsive
Smooth experience on phones, tablets & desktops
Complete Privacy
Your data and files never leave your device
How to Convert Images to ICO Favicons
Upload your image (PNG with transparency recommended). Select the desired ICO resolution (multi-size browser bundle or individual size up to 256x256), choose canvas fit mode to prevent distortion, and download your ICO file instantly.
Privacy & Security
All computations, media processing, and data remain entirely inside your browser. Nothing is uploaded to any external server.