What sizes should a favicon have?

Standard favicon sizes are 16×16, 32×32, and 48×48. Include 256×256 for Windows high-DPI.

Should my source image be square?

Yes, use a square image for best results as the ICO format uses square icons.

Yes, the generated ICO preserves PNG transparency.

Currently JPG, PNG, and WebP are supported as input formats.

for favicon

Create ICO favicon files from PNG, JPG, or WebP images. Generate multiple sizes in one ICO file.

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Drop image here

PNG, JPG, WebP · or click to browse

Upload a square PNG, JPG, or WebP image (at least 256×256px recommended).

Choose which sizes to include: 16, 32, 48, 64, 128, 256px.

Download your multi-size favicon.ico file.

Convert SVG vector graphics to PNG raster images at any resolution. Free and browser-based.

Compress JPG, PNG and WebP images online without losing visible quality. Reduce file size up to 90%.

Resize images online to exact pixel dimensions or by percentage. Supports JPG, PNG, and WebP.