Germany's Sparkassen Launches In-App Trading for Bitcoin and Four Altcoins via DekaBank

Germany's Sparkassen banking network has introduced retail cryptocurrency trading directly within its banking app via the 'Krypto – powered by Deka' service. Customers can buy and sell Bitcoin, Ethereum, Ripple, Solana, and Polygon without external brokerage accounts. Transactions carry a €0.99 fee plus trading spreads, with trade execution handled by Börse Stuttgart and custody provided by DekaBank. External hardware wallet withdrawals are restricted. Over 230 savings banks have expressed interest, with 30 to 40 banks planning to integrate the feature monthly toward broad German coverage by the first half of 2027.