AirDrop for Windows.

AlterSend is the simplest free way to do it — send files directly between Windows, iPhone, Mac, Android, and Linux, end-to-end encrypted, with no accounts and no size limits.

AlterSend desktop app sending files to a Windows PC
AlterSend on iPhone receiving files from a Windows PC
Why AlterSend

Real advantages over AirDrop

Works on every platform
Windows, Mac, Linux, iPhone, Android — any direction.
No size limits
A photo or a 500 GB archive — same flow.
Send whole folders
Drag an entire folder, not just single files.
Fast
Direct transfer, at full connection speed.
Never touches the cloud
End-to-end encrypted, never uploaded or stored.
Works over the internet
Across the world, not just the same room.
No account, no sign-up
Open the app and send. Nothing to register.
Free and open source
Apache-2.0 — no subscriptions, no upload fees.

Send from any device to Windows in seconds

  1. 01
    Install on both devices
    Free on Windows, iPhone, Mac, Android, and Linux.
  2. 02
    Scan a code to pair
    One QR scan connects them. Pair once — they remember each other.
  3. 03
    Send, directly
    Files go straight across, encrypted. Any size, no cloud.
AlterSend transferring files between a Windows PC and a phone, end-to-end encrypted

Questions

The AirDrop that works everywhere.

Free, open source, and native on Windows, Mac, Linux, iPhone, and Android.