Designed to be P2P, though some users report cloud redirections. Recommended Alternatives
ShareDrop’s security model is built on WebRTC (Web Real-Time Communication) , which allows browsers to communicate directly.
But the convenience of "drag and drop" raises a critical question:
Unlike cloud services like Google Drive or Dropbox, ShareDrop does not upload your files to a server. The data moves directly from your device's browser to the recipient's browser.