ICO converter
Convert ICO files to 13 other formats, or turn 16 other formats into ICO. Everything runs in your browser — drop a file in and pick where it should end up.
Drop your ICO files here
or browse your device · paste with Ctrl+V
Accepts .ico. Choose any output format from the menu on each row.
Your files never leave this device — there is no upload and no server to delete them from.
ICO
Windows IconA container holding several sizes of the same icon so Windows and browsers can pick the right one. A favicon.ico bundling 16, 32 and 48 pixel versions is still the most reliable site icon there is.
- Developed by
- Microsoft
- Released
- 1985
- Extension
- .ico
- MIME type
- image/x-icon
- Compression
- Lossy or lossless
- Readable directly in your browser.
- Can be written directly in your browser.
- 13 outgoing and 16 incoming conversions available.
- 01
Add ICO files
Drop them on the box above. Batches are fine — each file gets its own row and its own settings.
- 02
Pick an output format
The menu on each row lists every format this file can become, grouped by category and searchable.
- 03
Convert and save
Everything happens locally. Download the files individually, or grab the whole batch as a ZIP.