Germany’s Sparkassen savings-bank group is beginning a phased cryptocurrency-trading rollout inside its existing banking app, taking an asset class it once treated cautiously into a familiar retail-finance setting.

TL;DR: The first participating Sparkassen banks are offering crypto trading from October 19. The rollout is gradual, with 30 to 40 institutions expected to join each month, and is handled through DekaBank.

There is no national switch that turns the service on for every customer at once. Each regional savings bank decides when to participate. The group’s association told German news agency dpa that the opening selection includes Bitcoin, Ethereum, XRP, Solana and Polygon, with a substantial number of interested institutions…