Crypto exchanges and brokers

Testergebnis Relai


  • Many payment options
  • Purchase possible directly on your own wallet
  • Affordable fee model
  • Automatic & regular purchase possible as a savings plan
  • Relai subsidises the network fee completely
  • Only available as an app
  • With the code BLOCKTRAINER you permanently pay 0.5 percentage points less in fees

Hardware wallets

Recommended for Bitcoin


  • USB-C support
  • Additional security through “Bitcoin only” version
  • Can be operated with your own full node
  • Completely open source
  • Offers the option to create the mnemonic phrase yourself (roll the dice)
  • Unfortunately not compatible with iPhones due to Apple guidelines (but it is compatible with MacOS)
  • Only (consciously) supports a few different cryptocurrencies
  • The mnemonic phrase (24 words) can optionally and securely be saved on an SD card
  • Get 5% discount with code: BLOCKTRAINER
149,00 € Go to Product more Details
Attractive price

Trezor Safe 3

  • Attractive price
  • Open source
  • Secure element
  • USB-C support
  • Optional Bitcoin-only firmware
  • Integrated CoinJoin function
  • Not compatible with iOS/iPhone
  • Support and interface not in German
  • Optional Shamir backup
  • Supports many cryptocurrencies
79,00 € Go to Product more Details
Top price/performance

Blockstream Jade

Blockstream Jade

  • Beginner friendly
  • Top price/performance
  • Bitcoin only
  • Open Source Hardware & Software
  • Camera for scanning QR codes
  • Bluetooth support
  • No secure element
  • The click wheel makes restoring the seed phrase very cumbersome
  • Mining-Funktion
  • Die Mnemonic Phrase kann als gemalter QR-Code gespeichert werden (SeedQR)
75,00 € Go to Product more Details

Control tools

Blocktrainer recommends


  • Very extensive functions (P&L, realized profits, charts & trends, etc.)
  • Can be used free of charge up to 200 transactions
  • Tax report up to 100 transactions free of charge
  • Mobile app
  • Import function in buhl: WISO control program
  • It may seem a bit overloaded for beginners
  • With our link you will receive a 10% discount on all upgrades
Go to Provider more Details


  • Very clear
  • Best overall package for beginners
  • Small explanatory videos to help (in English)
  • Mobile app
  • Export function for WISO tax tool
  • Only 25 transactions free
  • Licenses are valid per tax year (not 365d each)
  • Optional: Offers for tax reports and advice from tax offices
Go to Provider more Details


  • Clear dashboard
  • Beginner friendly
  • Lower functionality than the competition
  • Only 50 free transactions, then more expensive than the competition (pricing model not well tiered)
  • No mobile app
  • No direct wallet API import
Go to Provider more Details