Piper is a Raspberry Pi powered bitcoin paper wallet printer


Everyone knows paper wallets are the most secure way to store your Bitcoins. Piper is the only offline paper wallet printer to pass all 26 of the "good" Dieharder tests for secure random number generation. Test Info - Results


Simply press the button to print a new paper wallet. You can even choose to have your keys stored internally, and you can back up your keys by simply plugging in a USB flash drive.


Hook Piper up to a display, mouse, and keyboard and customize Piper to do whatever you want. It's all Linux based, open source, and based on the Raspberry Pi platform. You can even use your own USB printer!


  • Supports many altcoins including Litecoin and Dogecoin
  • Encrypted paper wallets utilizing BIP0038
  • Custom address prefixes
  • Use your own USB printer
  • Remember or forget keys
  • Headless USB backup of keys
  • Headless duplicate wallet printing
  • Export keys in JSON format (used by blockchain.info and others)
  • Print bulk wallets
  • Electrum integration
    • Print wallet seed
    • Print individual keypairs
  • Bitaddress.org and liteaddress.org offline mirrors included
  • Per-wallet serial number
  • Splits keys into parts using Shamir's Secret Sharing Scheme
  • Built-in hardware random number generator
  • Frequent software updates



 Model A Model B
Connectivity1 USB and HDMI2 USB, Ethernet, and HDMI
RAM256MB 512MB
Computing Platform Raspberry Pi 
CPU 700 MHz ARM1176JZF-S core 
Storage 4GB SD card (2GB free) 
Operating System Debian 7 (Raspbian) 
Power source 100-240VAC adapter 
Device size 4" x 4" x 5" wide 
Print medium
Archival grade inkless thermal paper with a 20-year image life
Supported coin types Bitcoin, Litecoin 

Piper Application

Click on the tabs in the screenshot to see what's in them

Print Wallet Bulk Wallets View Keys Settings

Sample printout

Demo Video