Block
Block is a brand.
Last updated October 24, 2026
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History
Block originated in 2009 after an unsuccessful attempt by Jim McKelvey to accept payment for a high-value glass sale exposed the difficulty small merchants faced when taking credit cards. McKelvey and Jack Dorsey responded by developing a small card reader and a supporting software platform. The product, initially known as Square, made it possible for sellers to accept card payments using mobile devices and gradually became a point-of-sale system rather than merely a payment accessory. Square broadened its merchant proposition with software for sales reporting, inventory, customer management, appointments, online stores, payroll, marketing, business banking, and working-capital products. It also expanded geographically, serving merchants in markets including the United States, Canada, Australia, Japan, the United Kingdom, and other European countries. Acquisitions such as Caviar, Weebly, Stitch Labs, and Eloquent Labs added food delivery, website creation, inventory management, and communications capabilities. Some acquired products were later integrated, sold, or repositioned within the wider platform. The company entered consumer payments with Square Cash in 2013. The service, later branded Cash App, developed into a mobile wallet and financial-services platform. Its functions expanded to include peer-to-peer transfers, a debit card, savings features, stock investing, Bitcoin activity, borrowing, and tax filing in applicable jurisdictions. This gave Block a consumer network alongside its established seller network and enabled the company to connect commerce, payments, and financial services across both sides of a transaction. Square completed its initial public offering in November 2015, with its shares trading on the New York Stock Exchange under SQ. After listing, the company continued investing in seller software, banking, lending, and consumer products. It acquired or developed additional capabilities, including investment infrastructure and tax-preparation technology. In 2021, it bought a majority stake in TIDAL, the music-streaming platform associated with Shawn Carter, known professionally as Jay-Z. In December 2021, Square, Inc. became Block, Inc. The new corporate identity reflected the company’s expansion into Cash App, music, financial services, blockchain research, and Bitcoin-related projects. Square remained the merchant business name. Block subsequently completed its acquisition of Afterpay on January 31, 2022. Afterpay’s installment-payment model expanded the group’s consumer-credit and merchant-conversion capabilities, with the service operating under the Clearpay name in some European markets. Block’s later portfolio included Bitkey, a hardware and software wallet designed for self-custody of Bitcoin, and Proto, a Bitcoin-mining system and related infrastructure initiative. Its seller organization continued to market an integrated commerce stack, while Cash App developed new products and advertising opportunities around its consumer audience. The group also maintained a significant focus on Bitcoin and decentralized financial technology, while remaining principally a diversified payments and financial-services company. Today, Block is best understood as a multi-brand fintech group. Square serves sellers with payment acceptance and commerce management; Cash App serves consumers; Afterpay provides installment payments; TIDAL operates in music streaming; and Bitkey and Proto address Bitcoin-related hardware and infrastructure. The company’s history is marked by a repeated shift from a narrowly defined payment tool toward interconnected platforms for commerce, personal finance, and digital assets.
- 2022
Afterpay acquisition closes
[3]Block completes its all-stock acquisition of Afterpay.
- 2021
TIDAL investment and corporate rebrand
[2]Square acquires a majority interest in TIDAL and later changes its corporate name to Block, Inc.
- 2018
Weebly acquisition
[6]Square acquires Weebly to strengthen online-store and website capabilities for sellers.
- 2015
Initial public offering
[7]Square lists on the New York Stock Exchange under SQ.
- 2014
Caviar acquisition
[6]Square acquires food-delivery company Caviar, extending its merchant and restaurant ecosystem.
- 2013
Square Cash launches
[5]The company enters peer-to-peer payments with Square Cash, later renamed Cash App.
- 2009
Square is founded
[2]Jack Dorsey and Jim McKelvey establish Square to simplify card acceptance for small sellers.
Products and positioning
Integrated financial technology provider serving small and large businesses, consumers, and Bitcoin users.
Merchant payments and commerce platform · 2009
Square
Square is Block’s seller-facing ecosystem. It combines card acceptance hardware such as Square Reader with point-of-sale software, online commerce, inventory, customer management, appointments, payroll, marketing, business banking, and financing. The platform is designed to let small businesses begin with payment acceptance and add operational tools as they grow.
Consumer financial application · 2013
Cash App
Cash App began as a peer-to-peer payments product and developed into a broader consumer financial platform. Depending on market and eligibility, users can send and receive money, use a debit card, save, invest in stocks, transact in Bitcoin, borrow, and file taxes. Its scale also supports commerce-media and advertising initiatives.
Buy now, pay later
Afterpay
Afterpay provides installment-based checkout services that allow eligible consumers to divide purchases into scheduled payments. It connects merchants with consumers at checkout and forms part of Block’s consumer and seller ecosystems. In the United Kingdom and some European markets, the service operates under the Clearpay name.
Bitcoin wallet
Bitkey
Bitkey is Block’s self-custody Bitcoin wallet initiative. It combines dedicated hardware with software intended to help users hold and manage Bitcoin without relying entirely on a centralized exchange or custodian.
Music streaming
TIDAL
TIDAL is a music-streaming service in which Block acquired a majority interest in 2021. It represents the company’s diversification beyond payments and financial technology into a subscription-based cultural and media business.
Bitcoin mining hardware and infrastructure
Proto
Proto is Block’s Bitcoin-mining hardware and infrastructure initiative. It reflects the company’s stated interest in improving the accessibility and decentralization of Bitcoin-related technology.
Website and e-commerce builder
Weebly
Weebly provides website-building and online-commerce tools. Block acquired the company to complement Square’s physical point-of-sale products with services for sellers operating websites and online stores.
Controversies
Brand decisions
2022
Completion of the Afterpay acquisitionM&ABackground
Block sought to add installment payments and connect Afterpay’s consumer and merchant networks with Square and Cash App.
Action taken
Block completed the acquisition of all issued Afterpay shares through a stock-based transaction.
Aftermath
Afterpay became part of Block’s portfolio and continued operating across multiple international markets.
2021
Corporate rebrand from Square to BlockStrategyBackground
The company had expanded from a card-reader and merchant-payments business into consumer finance, Bitcoin initiatives, music, and other technology activities.
Action taken
Square, Inc. changed its corporate name to Block, Inc., while retaining Square as the seller-facing brand.
Aftermath
The new architecture separated the corporate identity from its principal operating brands, including Square and Cash App.
Recent events
- 2024
Block expands Cash App into a broader consumer finance ecosystem[9]
Product generation
Cash App was described as supporting payments, spending, investing, borrowing, saving, tax filing, and related financial products.
- 2022
Block completes acquisition of Afterpay[3]
M&A
Block completed its acquisition of Afterpay, adding buy-now-pay-later services to its consumer and merchant ecosystems.
- 2021
Square changes corporate name to Block, Inc.[2]
Other
The company adopted Block, Inc. as its corporate name while retaining Square as the identity of its seller business.
Sources25 sources
- 1Block, Inc. official websiteblock.xyz
- 2Block, Inc. company articleen.wikipedia.org
- 3Block completes acquisition of Afterpayblock.xyz
- 4Square merchant platformsquareup.com
- 5Block company profilebitstamp.net
- 6Caviar acquisitioninvestopedia.com
- 7Initial public offeringclick.markets
- 8H&R Block sues over Block namenbcnewyork.com
- 9Block expands Cash App into a broader consumer finance ecosystemblock.xyz
- 10傑克·多西的 Block 推出語音 AI Dessa 主打本地化與情感表達 | 蕃新聞n.yam.com
- 11Block 发布全新语音模型 Dessa:打破文字中转桎梏,实现逼真全双工交互chinaz.com
- 12Block’s new voice model sounds eerily humantechcrunch.com
- 13BREAKING: Square rebrands to Block as focus shifts to blockchaincointelegraph.com
- 14Dorsey-led Square rebrands to Block in nod to blockchainthehindu.com
- 15H&R Block Sues Block, Inc. (Formerly Square) Over Name Changewebpronews.com
- 16H&R Block sues Jack Dorsey's Block for trademark infringement - Engadgetengadget.com
- 17H&R Block sues Square to drop the name 'Block'americanbanker.com
- 18Jack Dorsey’s Block launches Dessa AI voice model, but users aren’t happythenews.com.pk
- 19Jack Dorsey's Block launches Dessa; AI voice model trained entirely on 'human conversation'economictimes.indiatimes.com
- 20Jack Dorsey’s Block made an AI model that talks to you like an awkward new friendtheverge.com
- 21Jack Dorsey’s Square Rebrands Itself to Block as Shifts Focus to Blockchain - Coinspeakercoinspeaker.com
- 22Jack Dorsey's Square rebrands to Blockwashingtonexaminer.com
- 23Jack Dorsey's Square rebrands to Block; to expand beyond payments business - BusinessTodaybusinesstoday.in
- 24Omacom Foundation launches with $23.5 million - Omarchy Newsomarchy.org
- 25Square rebrands as Block as it looks beyond paymentsamericanbanker.com
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