SK1 (sK1 Vector) is An open-source vector graphics format for the sK1 illustration program. It was introduced in 2009 by sK1 Project.

Yes! Our batch conversion feature lets you upload and convert multiple SK1 files to VSD simultaneously, saving you significant time.

Yes! Our converter is fully mobile-responsive. Convert SK1 to VSD on iPhone, Android, or any mobile device with a web browser.

Free users can convert SK1 files up to 10 MB. Pro plan supports up to 200 MB, and Business plan supports up to 500 MB per file.

Absolutely. All uploads are encrypted with SSL/TLS, processed on secure servers, and automatically deleted within 24 hours. We never share or access your files.