: It allows you to share files instantly between Windows, macOS, Linux, Android, and iOS over your local Wi-Fi. Data never leaves your home network. Comparison of Free Large File Transfer Methods Size Limit Storage Duration Encryption Type Wormhole 24 Hours / Instant Fast, encrypted sharing AES-256 End-to-End ToffeeShare None (Instant) Massive files (10GB+) WebRTC End-to-End SwissTransfer Up to 30 Days Large, delayed downloads High-level Swiss Privacy LocalSend None (Local) Device-to-device at home TLS Local Encryption Summary: The Best Workflow

After Firefox Send was discontinued, several open-source clones took its place, offering high-security, self-destructing links.