ICO Converter - Convert PNG/JPG to ICO Icon Format

What is ICO Converter?

Free online ICO converter. Convert PNG to ICO format for favicons. 16x16, 32x32, 48x48 and multi-size ICO files. Perfect for web development and branding.

Use Cases

  • ◆Website favicon
  • ◆App icons
  • ◆Bookmark icons
  • ◆Brand identity

How to Use

  1. 1Upload PNG
  2. 2Choose output size
  3. 3Click Convert
  4. 4Download ICO

Features

  • ✓Multi-size
  • ✓One-click
  • ✓Favicon-ready
  • ✓Free

FAQ

What ICO sizes do I need?

16x16 and 32x32 are recommended for browser tabs and bookmarks.

Is transparency preserved?

Yes, ICO supports alpha channels.

Is this tool free?

Yes — completely free. No accounts, no paywalls. Just open the page and go.

Does my data get sent to a server?

No. Everything runs in your browser. Your data never leaves your device.

Does it work on my phone?

Absolutely. Works great on phones, tablets, and desktops alike.

How fast is it?

Instant for most inputs. Large datasets might take a second or two.