png2ico: Convert PNG to ICO
Free tool to create multi-size ICO files for favicons, desktop and app icons. No signup required.
Step 1
Select image properties
Image sizes to include in the ICO file
A single ICO file embeds multiple images at different pixel sizes. Apps automatically pick the best match.Image adjustments
Padding0%Removes existing transparent space and replaces it with the specified padding.
Greyscale
Pixel art optimizationIncreases sharpness of pixel art icons by preserving crisp edges when resizing.
Legacy compatible (BMP encoding)Uses BMP-encoded entries instead of PNG. Required for some legacy apps (e.g. Lazarus IDE). Produces larger files.
Step 2
Upload your file(s)
Step 3
Download the results
Your converted icons will appear here after uploading a file.
Features
Multiple Sizes
16×16 through 256×256 in one ICO file
Auto-Sizing
Smart size selection based on your image
Instant Preview
See a thumbnail before downloading
Batch Conversion
Convert up to 10 files at once
No Registration
Start converting immediately
Free Forever
No limits, no watermarks, no cost