BMP to ICO Converter
Drop your BMP files below and get ICO images instantly. Conversion runs entirely in your browser, so nothing is uploaded to a server.
How to convert BMP to ICO
- Drag and drop your BMP files into the box above, or click to select them.
- The images are converted to ICO immediately. Adjust quality or size if you like.
- Download each ICO file, or download all of them at once as a ZIP.
What is BMP?
BMP is an uncompressed bitmap format from Windows. Files are large but simple, which makes BMP useful for legacy software and some printers.
What is ICO?
ICO is the Windows icon format used for app icons and website favicons. When you convert to ICO, we include 16, 32, 48 and 256 pixel sizes in one file.
Why use this converter?
100% private
Your files are processed locally in your browser and are never uploaded anywhere.
Free with no limits
No sign-up, no watermarks and no daily caps. Convert as many images as you need.
Fast batch conversion
Convert dozens of images at once and download them together as a ZIP file.
Frequently asked questions
Is it safe to convert BMP to ICO here?
Yes. The conversion runs in your browser using your own device. Your BMP files are never sent to our servers.
Is there a limit on the number or size of files?
There is no fixed limit. Very large images depend on your device memory, but typical photos convert in a second or two.
Will I lose quality when converting to ICO?
ICO is lossless, so the converted image keeps every pixel of the decoded source image.
Does it work on phones and tablets?
Yes. The converter works in modern browsers on iPhone, Android, Windows, Mac and Linux without installing anything.