Startup Dossier
Bitstack
French Bitcoin investment app with 300,000+ users, known for its automatic roundup savings feature (“arrondi automatique”). The company is now launching its first Visa debit card featuring “stackback,” a Bitcoin-based cashback system.
About
French Bitcoin investment app with 300,000+ users, known for its automatic roundup savings feature (“arrondi automatique”). The company is now launching its first Visa debit card featuring “stackback,” a Bitcoin-based cashback system.
Structural DNA
Legal Name
Bitstack
SIREN
100244722
Founders & Team
Funding Lineage
Series A
Crowdcube (Lead)
€3.9M
Mar 2026
Series A
13books Capital (Lead)
€15.0M
Dec 2025
Seed
AG2R La Mondiale (Lead)
€5.0M
Dec 2024
Seed
Plug and Play (Lead)
—
Mar 2024
Seed
Founders Future (Lead)
€2.0M
Apr 2023
Pre Seed
Alexandre Stachtchenko (Lead)
€1.0M
May 2022