Official Client

V-Ledger Toolbox

The professional-grade bridge between physical products and the blockchain. Use the mobile client to provision, flash, and verify NTAG 424 DNA chips directly on the manufacturing floor.

Download APKAndroid Exclusive

1. Secure Login & Key Pull

Log in using your V-Ledger Enterprise credentials. The app automatically fetches active cryptographic Master Keys and deployment templates directly from the V-Ledger API. No manual typing of sensitive secrets required.

  • Automatic OAuth2 handshake
  • High-security Key syncing

2. NTAG 424 Initialization

Tap and hold your phone near an uninitialized chip. The Toolbox executes a fast batch sequence: configures NTAG architecture, enables Secure Dynamic Messaging (SDM), and commits irreversible lock state in <1.5 seconds.

  • Industrial batch initialization
  • Automatic AES-128 Rotation
Developer Feature

The QR Desktop Bridge

Building software on your computer? Open your Dashboard, scan the connection code with the Toolbox app, and establish a secure Websocket Tunnel. Tap tags on your phone and watch clean data arrive live in your local console.

Tunnel Active|wss://api.v-ledger.com/socket.io

System Requirements

DeviceNFC (Near Field Communication) Active
PlatformAndroid 11+ (NFC Active)
Supported SiliconNXP NTAG 424 DNA (EV2/SUN)