BMP to ICO Converter
Convert BMP images to ICO online for free. Fast, secure BMP to ICO converter that keeps quality high. No sign-up or watermark.
BMP to ICO Converter
Our free BMP to ICO converter changes your BMP images into ICO format in seconds. Upload a file, click convert and download the result — no software, no sign-up and no watermark. Converting BMP to ICO creates a favicon for your website or an icon for a Windows program or shortcut.
BMP vs ICO: what is the difference?
BMP (Bitmap) is an old, uncompressed Windows image format. Files are very large, but some older software, printers and embedded devices still require it.
ICO (Windows Icon) is the icon format used for website favicons and Windows application icons. One ICO file can contain several sizes such as 16×16, 32×32 and 48×48 pixels.
How to use the BMP to ICO converter
- Click to upload your BMP image, or drag and drop it.
- Wait a moment while it is converted.
- Download your new ICO file.
- Repeat for more images if needed.
Common use cases
- Making BMP images compatible with apps that require ICO
- Preparing images for websites, online stores and social media
- Optimising file size or quality for a specific purpose
- Converting files without installing Photoshop or other software
Frequently asked questions
Will converting BMP to ICO reduce quality?
ICO uses compression, so there may be a small difference, but at normal settings it is rarely visible.
Is transparency kept?
BMP has no transparency to keep; the image converts as it is.
Is it safe to upload my images?
Your files are processed only to perform the conversion. Avoid uploading confidential images to any online tool.
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Convert ICO images to BMP online for free. Fast, secure ICO to BMP converter that keeps quality high. No sign-up or watermark.
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