Bitstack vs Block
Side-by-side comparison of AI visibility scores, market position, and capabilities
Paris Bitcoin savings app with roundup and DCA investing for 150K French users saving €125M; YC ISAI $9.1M at $3.5M revenue competing with Coinbase and Revolut for European retail Bitcoin adoption.
About
Bitstack is a Paris-based Bitcoin savings and investment platform — backed by Y Combinator with $9.1 million raised including a $5.25 million Series A led by ISAI in December 2024 — providing French retail investors with a simplified mobile-first application to buy, hold, and earn on Bitcoin through automatic savings rules (roundup purchases, recurring DCA buys, cashback in Bitcoin). Founded in 2019 and serving 150,000 users who have collectively saved €125 million in Bitcoin with $3.5 million in revenue in 2024, Bitstack has established itself as France's leading Bitcoin savings app by democratizing cryptocurrency access for mainstream investors who find traditional crypto exchanges complex and intimidating.
San Francisco fintech (NYSE: SQ) added to S&P 500 July 2025; Cash App $5.0B gross profit, Square $3.7B, Afterpay BNPL integration, Jack Dorsey CEO competing with PayPal/Venmo and Stripe for merchant and consumer fintech.
About
Block, Inc. is a San Francisco, California-based financial technology company — publicly traded on the New York Stock Exchange (NYSE: SQ) as an S&P 500 Information Technology component (added to the S&P 500 on July 23, 2025, replacing Hess Corporation) — operating two primary financial platforms: Square (merchant payment processing, point-of-sale hardware, and business banking for small-to-mid-size merchants) and Cash App (peer-to-peer payments, digital banking, stock investing, and Bitcoin transactions for individuals) alongside Afterpay (buy now pay later), Tidal (music streaming), and TBD (decentralized finance), through approximately 12,000 employees. CEO Jack Dorsey (co-founder with Jim McKelvey in 2009 as Square, rebranded to Block in December 2021) leads the company's strategy of building an interconnected ecosystem of financial services that connect individual consumers (Cash App) with merchants (Square) and the broader financial ecosystem. In fiscal year 2024, Block reported gross profit of approximately $8.9 billion, with Cash App generating approximately $5.0 billion in gross profit (+14% year-over-year) driven by Cash App Card, direct deposit adoption, and Cash App Pay, while Square generated approximately $3.7 billion in gross profit (+9%) driven by software and banking products alongside payment processing. Block acquired Afterpay for $29 billion in January 2022 — integrating the Australian buy-now-pay-later platform into both Square (merchant installment offer at checkout) and Cash App (consumer Afterpay integration).
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