Bitcoin Savings App Bitstack Completes $15 Million Series A Funding Round, Led by 13books Capital

BlockBeats News, December 2nd, French Bitcoin savings app Bitstack announced the completion of a $15 million Series A financing round, led by 13books Capital, with participation from YC, Serena, Plug and Play, and other existing shareholders.

The new funds will be used for European expansion and product upgrades, including the launch of a VISA debit card with Bitcoin rewards in January 2026 (Stackback). Bitstack aims to become the "leading Bitcoin savings platform in Europe."