Convert SVG to ICO
Turn your SVG vector graphics into professional Windows icons. Create multi‑size ICO files with transparency – perfect for software, websites, and branding.
ToFormat — free online converter
Upload your files
Max file size: 30MB · Up to 20 files at once
Why ToFormat?
Multi‑Size ICO Creation
Generate icons with all standard sizes (16×16 to 256×256) from a single SVG. Windows automatically picks the right size for each context.
Vector Source, Perfect Icons
SVG vectors scale infinitely – your icons will be crisp at every resolution. No pixelation, even at 256×256.
Batch Conversion
Upload up to 20 SVG files and convert them all to ICO at once. Download individual icons or a ZIP archive.
About the Formats
📐 What is SVG?
SVG (Scalable Vector Graphics) is an XML‑based vector format for two‑dimensional graphics. It supports interactivity and animation. SVG images scale infinitely without loss of quality, have small file sizes for simple graphics, and can be edited in code or vector editors like Inkscape and Illustrator.
All SVG conversion tools →🖍️ What is ICO?
ICO (Icon) is the native icon format for Windows. It can contain multiple images of different sizes and color depths (including 1‑bit, 4‑bit, 8‑bit, 24‑bit, 32‑bit with alpha). ICO files are used for program icons, favicons, and file type associations.
All ICO conversion tools →How to Convert
Upload your SVG
Click or drag and drop your SVG files. You can select up to 20 at once.
Set ICO options
Choose output sizes (e.g., all standard sizes or custom). Enable transparency if needed (SVG alpha preserved). Optionally set background color.
Download ICO
Your ICO files are ready. Download individually or as ZIP. Files auto‑delete in 10 minutes.
When to Convert SVG to ICO
💻 Windows Applications
Create professional icons for your Windows software from vector sources. Use SVG as source and output multi‑resolution ICO files for taskbar, start menu, and file explorer.
💡 Need PNG for macOS? Try SVG to PNG →🌐 Website Favicons
Generate favicon.ico from your SVG logo. Include multiple sizes (16, 32, 48) for compatibility with all browsers and devices.
💡 Also try SVG to WebP →📁 File Type Icons
Design custom icons for file associations or folders. Convert SVG to ICO and apply them in Windows properties.
💡 Need raster editing? SVG to BMP →🔄 Legacy to Modern
Have old raster icons? Redesign them in SVG and convert to ICO for a crisp, scalable result.
💡 Back to SVG: ICO to SVG →Format Comparison
| Format | SVG | ICO |
|---|---|---|
| Compression | Lossless | Lossless |
| Transparency | Yes | Yes |
| File Size | Larger | Larger |
ICO is specifically for icons. For other purposes, consider SVG to PNG (web graphics) or SVG to WebP (modern web).
💡 Pro Tips
- Always include a 256×256 version in your ICO for high‑DPI displays. Windows will scale down if needed, but having a native large size looks best.
- For maximum compatibility with older Windows (XP), include 16×16, 32×32, and 48×48 in 4‑bit and 8‑bit color depths.
- SVG sources with transparency produce 32‑bit ICO with alpha – perfect for icons with smooth edges.
- ICO files can be compressed using PNG compression inside the container (Windows Vista+). We support that option for smaller files.
- Convert in batch mode – upload multiple SVGs and download all ICOs as a ZIP archive. Perfect for icon sets.
- We strip metadata by default for privacy. ICO doesn’t store EXIF anyway.
- For photos, ICO is not suitable (too small). Use SVG to JPG for photos.
How SVG to ICO Conversion Works
SVG is a vector format that scales infinitely. ICO is a container that can hold multiple raster images at different sizes. When you convert, our server rasterizes your SVG at each requested size (e.g., 16, 32, 48, 256 pixels) with optimal clarity. Each rasterized image is then packed into a single ICO file. For SVGs with transparency, we preserve the alpha channel in 32‑bit icon entries.
All processing is done in memory, and your files are permanently deleted after 10 minutes.
SVG vs ICO: Key Differences
Purpose: SVG is a general‑purpose vector format; ICO is specifically for icons (shortcuts, favicons, application symbols).
Multi‑image support: SVG stores one scalable image; ICO can store multiple sizes and color depths in one file.
Transparency: Both support alpha – SVG via CSS/XML, ICO via 32‑bit entries.
Use cases: SVG for logos, illustrations, and designs; ICO for Windows icons and favicons.
When to Convert SVG to ICO
Convert SVG to ICO whenever you need a Windows icon – for your desktop, a program shortcut, or a website favicon. Using a vector source ensures sharp details at all sizes. If your design includes transparency, ICO will preserve it. Always keep the original SVG for editing, as ICO is a delivery format.
Our ICO to SVG converter lets you extract the largest image back to SVG if needed.