Convert your files to any format
X3F files are used by Sigma digital cameras to store images in RAW format, which retains all data captured by the camera sensor uncompressed. This format allows greater control over image editing and superior image quality, but may require specialized software for viewing and processing.
More informationSelect files from your computer. You can also just drag it to this page.
Choose ICO or any other desired output format (200+ formats supported)
When your file is converted, you can save file ICO immediately