Ships on USB · No internet needed
Local Wi-Fi File Transfer

Drag.
Send.
Done.

SEND-A-SAUR is a physical USB app that moves files between your PC and phone instantly — over local Wi-Fi. No cloud. No account. No compression.

⬇ See How It Works View Skins
SEND-A-SAUR · port 7411
Drag files here to send to phone They'll appear instantly on your phone
🖼️
vacation_photo.heic
4.2 MB · 📱 Phone
↓
🎬
clip_final_v3.mp4
182 MB · 💻 PC
↓
📄
contract_signed.pdf
820 KB · 💻 PC
↓
Process

Three steps.
That's it.

01
🔌
Plug in the USB
Insert the drive. The app launches automatically on Windows. No install required.
02
📱
Scan the QR code
Open your phone camera, scan, and the phone app loads instantly in your browser.
03
📁
Drag and send
Drag files from PC — they appear on your phone. Tap to send from phone — lands on PC. Lossless, always.
Why SEND-A-SAUR

Built different.

No AirDrop lock-in. No cable. No data leaving your network.

🔒
Fully local
Everything stays on your Wi-Fi network. No cloud servers, no uploads, no data collection.
⚡
Instant transfer
Files appear in real time via WebSocket. Drag from PC and watch it pop up on your phone in seconds.
🖼️
Zero quality loss
Files are transferred byte-for-byte. No compression, no conversion, no HEIC → JPEG surprises.
💾
Ships on USB
A physical product. Plug in and it works. No accounts, no app store, no update nags.
🦕
Steggy the dino
A pixel-art dinosaur mascot lives in the app. He walks, sleeps, and reacts to your transfers.
🪟
Windows · Mac · Linux
Electron-based app runs on all three. Phone side works on any modern browser — iOS or Android.
Shop

Dress up Steggy.

Unlock dino skins that live permanently on your USB key. No subscription. One-time purchase.

🦕
Green (Default)
Steggy's original color. Always free.
Free
Included on every USB
🔵
Blue Pack
Blue dino + blue theme unlock.
$1.99
One-time · USB-locked
🔴
Red Pack
Red dino + red theme unlock.
$1.99
One-time · USB-locked
🟡
Yellow Pack
Yellow dino + yellow theme unlock.
$1.99
One-time · USB-locked
Best Value
✨
Bundle
All 3 color packs. Blue, Red, Yellow.
$4.99
Save $1 · USB-locked