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Formats / ICO

Convert ICO files

Convert ICO (Icon) files into 52 formats, right in your browser. .ico · image/x-icon

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About this format

Windows' icon format. One file holds several sizes — 16, 32, 48, 256 — and the right one is picked for the situation. Also used for website favicons.

What it can hold

  • The same image at several sizes
  • Transparency

What it cannot

  • Large images — 256px at most

When you convert it

ICO → PNGThe largest size comes out.

When it will not open

  • An image editor cannot open ico — it is a special format and sometimes needs a dedicated tool

In one line For a favicon, give us one png and we pack the sizes in.

Convert this format into · 52

ICO→APNGICO→ARTICO→AVIFICO→AVSICO→BMPICO→CALSICO→CINICO→CURICO→DCXICO→DDSICO→DPXICO→FAXICO→FITSICO→G3ICO→GIFICO→HDRICO→HRZICO→J2KICO→JBIGICO→JNGICO→JP2ICO→JPGICO→JPSICO→MIFFICO→MNGICO→MTVICO→OTBICO→PALMICO→PAMICO→PCDICO→PCLICO→PCTICO→PCXICO→PDFICO→PFMICO→PNGICO→PNMICO→PSBICO→PSDICO→PTIFICO→RASICO→SGIICO→SIXELICO→TGAICO→TIFFICO→VICARICO→VIFFICO→WBMPICO→WEBPICO→XBMICO→XPMICO→XWD

Convert into this format · 60

3FR→ICOAPNG→ICOART→ICOAVIF→ICOAVS→ICOBMP→ICOCALS→ICOCIN→ICOCR3→ICOCRW→ICOCUR→ICODCR→ICODCX→ICODDS→ICODPX→ICOEPS→ICOERF→ICOEXR→ICOFAX→ICOFITS→ICOG3→ICOGIF→ICOHDR→ICOHEIC→ICOHRZ→ICOIIQ→ICOJ2K→ICOJBIG→ICOJNG→ICOJP2→ICOJPG→ICOJPS→ICOKDC→ICOMEF→ICOMIFF→ICOMNG→ICOMRW→ICOMTV→ICONRW→ICOOTB→ICOPALM→ICOPAM→ICOPCD→ICOPCT→ICOPCX→ICOPDF→ICOPEF→ICOPFM→ICOPNG→ICOPNM→ICOPSD→ICOPTIF→ICORAS→ICORLE→ICORW2→ICOSGI→ICOSIXEL→ICOSR2→ICOSVG→ICOTGA→ICO

Frequently asked questions

How do I convert a ICO file?

Drop the file into the window, pick the target format, and download the result. No account required.

Do I need to install anything?

No. It runs in your browser. A Windows installer is available separately if you prefer one.

What if the format I want isn't listed?

Every engine's capabilities are merged into a single graph, so unlisted pairs are chained automatically through intermediate formats along the least-lossy route.