RapiDrop

Copy on Mac, paste on Android. Share files over local Wi-Fi without cloud servers.

RapiDrop links your devices directly across your local network. Your data stays on your personal devices: zero cloud servers, zero accounts, zero analytics, and zero external relays.

What It Does

• Instant Clipboard Sync: Copy text, links, or images on one device and paste them on the other in real time.
• Direct File Transfer: Send large files, videos, and documents directly between devices at local network speeds.
• Works Offline: Operates over your local wireless network without requiring internet access or cloud servers.
• End to End Encrypted: Transfers stay private and encrypted directly between your devices.
• Protects Passwords: Automatically ignores copied passwords from 1Password, Bitwarden, KeePass, and Apple Keychain.
• Tap to Pair: Discover nearby devices on screen and verify a matching 6 digit PIN to establish trust.

Downloads

Platform	Download
macOS	RapiDrop-macOS.dmg
Android	RapiDrop.apk

Documentation

User Guides

• Getting Started: Installation and setup walkthrough.
• Pairing Devices: Device discovery and PIN verification.
• Clipboard Synchronization: How copy and paste works.
• Sharing Files: File transfers and download folders.
• Privacy & Security FAQ: How your data stays private.
• Troubleshooting: Local connection diagnostics.

Developer Guides

• Architecture Overview: Subsystems and data flow.
• Wire Protocol Specification: Packet format and frame types.
• Cryptographic Specification: Key agreement, encryption, and test vectors.
• Testing Guide: Automated tests and verification.
• Platform Implementations: Native Swift and Kotlin architectures.
• Operations & CI/CD: Packaging, workflows, and release builds.
• Contributing Guidelines: Code standards and pull requests.

Building from Source

Platform	Test	Build
macOS	swift test --package-path macos	./macos/package.sh --all
Android	cd android && ./gradlew test	cd android && ./gradlew assembleRelease

License

RapiDrop is open source software licensed under the MIT License.
Built and maintained by Prabotics.