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Convert ICO to PNG online

Convert ICO to PNG online free. Extract favicon and .ico icon sizes as PNG — pick a size, download in your browser, no signup.

What is an ICO to PNG converter?

An ICO to PNG converter extracts images from a Windows ICO (or favicon.ico) file and saves them as Portable Network Graphics. People search for ico to png, .ico to png, and ico file to png when they need editable PNG icons from a multi-size ICO. This tool parses the ICO directory in your browser, lists each convertible image, and downloads PNG — including transparency when present. It is the reverse workflow of PNG to ICO.

ICO to PNG converter features

Extract favicon and Windows icon sizes as PNG.

  • ICO upload

    Drop a .ico favicon or application icon from your device.

  • Multi-size picker

    Choose which embedded size to preview and download.

  • PNG with transparency

    Exports lossless PNG suitable for design tools and the web.

  • Browser-only privacy

    No server upload required to convert ICO to PNG.

How to convert ICO to PNG

Four steps to change an ICO icon into PNG.

  1. Upload your ICO

    Drop a .ico file or load the sample favicon example.

  2. Pick a size

    If the ICO contains multiple images, select 16×16, 32×32, and so on.

  3. Preview

    Confirm the icon looks correct with transparency preserved.

  4. Download PNG

    Save icon-WIDTHxHEIGHT.png for editing, CSS, or asset pipelines.

Tips for converting ICO to PNG

Get cleaner favicon and icon exports.
  • 01

    Pick the largest size for editing

    Start from the biggest frame, then downscale — avoid enlarging 16×16 icons.

  • 02

    Prefer PNG-based ICOs

    Modern favicons embed PNG and convert most reliably.

  • 03

    Check transparency on a checkerboard

    Preview before download if the icon should have a clear background.

  • 04

    Need an ICO again?

    Edit the PNG, then rebuild multi-size icons on /png-to-ico.

ICO to PNG tools compared

How this free converter differs from common upload-based options.

  • CloudConvert ICO to PNG

    Strong rankings for “ico to png”. Cloud processing with free-tier limits — convenient, but files leave your device.

  • Desktop icon editors

    Full control over ICO packages. Heavier than a one-step extract to PNG.

  • This ICO to PNG tool

    Browser-only ICO parse, size picker, PNG download — no signup and no upload for processing.

  • PNG to ICO sibling

    Build favicons the other direction on /png-to-ico.

Great for

When you need PNG assets from an ICO or favicon.ico.

  • Favicon extraction

    Pull PNG frames out of favicon.ico for redesigns or documentation.

  • Design tool import

    Figma, Sketch, and many editors prefer PNG over ICO.

  • App icon cleanup

    Convert Windows .ico packages to per-size PNG files.

  • Reverse of PNG to ICO

    Extract, edit as PNG, then rebuild on /png-to-ico if needed.

Why use this tool

A free, private way to convert ICO to PNG online.

  • 100% free

    No sign-ups, watermarks, or hidden conversion limits.

  • Privacy first

    Icon files stay in your browser tab.

  • Multi-size aware

    Does not flatten an ICO into a single mystery size.

  • No desktop app

    Works in modern browsers without installing converters.

Technical details

How ICO to PNG conversion works in this tool.
Conversion path
ICO directory parse → PNG entries copied / BMP DIB → ImageData → PNG encode.
Input
.ico files up to 15 MB (typical favicons are far smaller).
Output
One PNG per selected size, named icon-WIDTHxHEIGHT.png.
Limits
Rare legacy bit depths may be skipped; PNG-in-ICO is fully supported.

Sources & References

Authoritative references on the ICO and PNG formats.
  • “The ICO file format is an image file format for computer icons in Microsoft Windows.”
    — Wikipedia — ICO (file format)

    ICO (file format): ICO files can embed one or more images (often PNG or BMP) at different sizes. This tool extracts those images as PNG files. en.wikipedia.org/wiki/ICO_(file_format)

  • “Portable Network Graphics is a raster-graphics file format that supports lossless data compression.”
    — Wikipedia — Portable Network Graphics

    Portable Network Graphics (PNG): PNG preserves transparency and sharp edges — ideal for favicons and app icons extracted from ICO. en.wikipedia.org/wiki/Portable_Network_Graphics

  • “The Canvas API provides a means for drawing graphics via JavaScript and the HTML canvas element.”
    — MDN Web Docs — Canvas API

    Canvas API: Classic BMP-based ICO entries are decoded to ImageData and re-encoded as PNG in the browser. developer.mozilla.org/en-US/docs/Web/API/Canvas_API

  • “A favicon is a file containing one or more small icons associated with a website or web page.”
    — MDN Web Docs — Favicon

    Favicon: Many sites still ship favicon.ico. Converting ICO to PNG makes icons editable in design tools that prefer PNG. developer.mozilla.org/en-US/docs/Glossary/Favicon

Frequently Asked Questions

Quick answers about this tool—open a question to read more.