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.

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

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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.