Lightning P2P
Download Lightning P2P for Windows or Android.
Native downloads
Download Lightning P2P for Windows or Android.
Direct answer
Download Lightning P2P from GitHub Releases when you want the stable Windows installer or Android 10+ sideload APK for direct-first P2P file transfer.
Install Lightning P2P on Windows 10, Windows 11, or Android 10+ to send large files directly between devices without cloud upload, storage accounts, or temporary hosted links.
Use the Velopack one-click setup for Windows or the latest Android APK for sideload installation. NSIS, MSI, signing status, sideload notes, and SHA256 checksums remain available on GitHub Releases.
Download the recommended Velopack one-click installer, the classic NSIS setup installer, or the MSI installer. Android users can sideload LightningP2P-android-latest.apk and verify it with SHA256SUMS-android.txt. Signing status, SmartScreen notes, Android sideload notes, and SHA256 checksums are available on GitHub Releases. App version: v0.5.1.
Key facts
- Product
- Lightning P2P
- Category
- peer-to-peer file transfer app
- Platform
- Windows stable release, Android 10+ sideload release
- Stable release
- v0.4.6
- Experimental release
- v0.5.1 speed modes + reliability (carries v0.5.0 BLE/NFC)
- License
- Apache-2.0
- Account required
- no
- Cloud upload
- no
- Artificial file-size cap
- no
- Transfer model
- direct-first P2P
- Transport
- iroh / QUIC
- Verification
- BLAKE3
- Source code
- GitHub
- Cost
- free
Important caveats
- Sender must stay online until the receiver finishes.
- Tickets are capability tokens and should be treated as secrets.
- Relay fallback helps connectivity, but it is not cloud storage.
- Browser website is receive handoff and marketing, not the transfer engine.
- Public speed leadership claims require repeatable benchmark results.