# Square

> Source: https://docs.barcoder.ai/docs/wallets/square
> research date 2026-05-29 · extracted at 2026-10-03
> Publisher: Barcoder — encyclopedia of QR, barcode and payment-code standards

Specifications:
- [Square — official](https://squareup.com/)

## Overview

**Square** is **the US's defining small-business + SMB merchant-payment platform**, operated as a **division of Block, Inc.** (NYSE: XYZ; formerly Square, Inc.) <sup>[1][1], [2][2]</sup>. Founded **2009 by Jack Dorsey + Jim McKelvey**, Square pioneered the **iconic white Square Reader credit-card-reader plug-in for smartphones** — enabling any small merchant to accept card payments without expensive POS hardware. In **Q3 2025**, Square's **gross payment volume (GPV) reached $67.2 billion (+12% YoY)** with **international payments contributing 26% of growth**. Square segment **gross profit grew 9% YoY** in Q3 2025. Companion product **[Cash App](https://docs.barcoder.ai/docs/wallets/cash-app)** is the consumer-side of Block's strategy.

**2025 product launches**: **Square Handheld** portable POS device + **unified Square subscription plans** (Free + Plus + Premium) launched October 2025 to simplify software ecosystem.

## History

**February 2009 — Founded by Jack Dorsey + Jim McKelvey** <sup>[2][2]</sup>: Originally Square Inc.; iconic white Square Reader card-reader hardware launched 2010.

**2010-2015 — Square Reader + mass US SMB adoption** <sup>[2][2]</sup>: Plug-in mag-stripe card reader on smartphones disrupted SMB-payments market.

**2013 — Square Cash launches** [[cash-app-cro]]: Consumer P2P companion (later Cash App).

**November 2015 — Square IPO (NYSE: SQ)** <sup>[2][2]</sup>: $9 share price; substantial subsequent appreciation.

**2018 — Square Capital + Square Banking expansion** <sup>[2][2]</sup>: Merchant lending + banking.

**December 2021 — Square renamed Block, Inc.** <sup>[2][2]</sup>: NYSE ticker → XYZ; reflects broader blockchain + financial-services focus.

**2021 — Afterpay acquisition** ($29B): BNPL into Square + Cash App.

**Q3 2025 — Square segment GPV $67.2B (+12% YoY) + segment gross profit +9% YoY + 26% international payments growth** <sup>[1][1], [3][3]</sup>.

**October 2025 — Square Handheld launch + unified subscription plans (Free/Plus/Premium)** <sup>[1][1]</sup>.

## Ownership & operator

**Operating entity**: **Square** — division of **Block, Inc.** (NYSE: XYZ).

**Founder + CEO**: **Jack Dorsey** (co-founder of both Square + Twitter; CEO of Block).

**Sister product within Block**: **[Cash App](https://docs.barcoder.ai/docs/wallets/cash-app)** (consumer side).

**Other Block subsidiaries**: **Afterpay** (BNPL; acquired 2021), **TIDAL** (music streaming), **Spiral** (formerly Square Crypto; Bitcoin R&D), **TBD** (Bitcoin/Web5 infrastructure).

**Regulators**:
- **United States**: state-level money transmitter licenses across all 50 states; **FinCEN** Money Services Business; **NYDFS** + other state regulators.
- **Per-country**: Australia (AUSTRAC + RBA), UK (FCA), Ireland (CBI), Canada (FINTRAC), Japan (FSA), France + Spain (per-EU regulator).

## Technical integration

Square is **SMB-focused merchant-payment platform with POS hardware + payment-processing + banking + lending + capital** <sup>[1][1], [2][2]</sup>:

| Layer | Description |
|---|---|
| **Hardware** | **Square Reader** (iconic white mag-stripe; chip; contactless), **Square Stand**, **Square Register**, **Square Terminal**, **Square Handheld** (2025) |
| **Channels** | **Square Point of Sale app** (iOS + Android) + Square Online (e-commerce) + Square API |
| **Identifiers** | Card number (tokenized via EMV) |
| **Card networks** | **Visa, Mastercard, American Express, Discover, JCB, UnionPay** (per market) |
| **Sub-products** | Square Payments, Square Banking, Square Loans, Square Capital, Square Marketing, Square Loyalty, Square Appointments, Square Restaurants, Square Retail, Square Invoices |
| **BNPL integration** | **Afterpay** integrated into Square checkout |
| **Standards** | EMV (chip + contactless) + ACH + per-country local payments |

## Users & growth

**Square segment (Q3 2025)** <sup>[1][1], [3][3]</sup>:
- **Gross payment volume (GPV)**: $67.2 billion (+12% YoY)
- **International payments contribution to growth**: 26%
- **Segment gross profit**: +9% YoY

**Block group (2025)** <sup>[1][1]</sup>:
- **Block 2025 gross-profit guidance**: $10.25 billion (+15% YoY)
- **Cash App** (Block's consumer arm): 58 million MAU (September 2025)

## Use cases

**SMB card-payment acceptance** <sup>[1][1]</sup>: Cardinal use — defining Square use case.

**iconic Square Reader hardware** <sup>[2][2]</sup>: Plug-in card reader for smartphones — original product.

**Square POS apps (Square Register, Square Stand, Square Terminal, Square Handheld)** <sup>[1][1]</sup>: Full POS hardware lineup.

**Square Online (e-commerce)** <sup>[2][2]</sup>: Web-based commerce platform.

**Square Banking + Square Loans** <sup>[2][2]</sup>: SMB deposits + credit.

**Square Capital (merchant cash advance)** <sup>[2][2]</sup>: Advance against future Square sales.

**Square Restaurants + Retail + Appointments** <sup>[2][2]</sup>: Vertical-specific SaaS.

**Square Loyalty + Marketing** <sup>[2][2]</sup>: SMB engagement tools.

**Square API (developer platform)** <sup>[2][2]</sup>: Custom integrations.

**Afterpay BNPL at Square checkout** <sup>[2][2]</sup>: BNPL option for shoppers at Square merchants.

## Implementations & partners

**Operator**: **Square** (Block, Inc. division).

**Sister product within Block**: **[Cash App](https://docs.barcoder.ai/docs/wallets/cash-app)** (consumer side).

**BNPL subsidiary integration**: **Afterpay** (acquired 2021).

**Card-network partners**: **Visa, Mastercard, American Express, Discover, JCB, UnionPay**.

**Major competitors**:
- **[Stripe](https://docs.barcoder.ai/docs/wallets/stripe)** (developer-first payments — competes for SMB + larger merchants).
- **[PayPal](https://docs.barcoder.ai/docs/wallets/paypal) / Braintree** (online + omnichannel).
- **Toast** (restaurant POS specialist; US).
- **Shopify POS** (e-commerce-led POS).
- **Lightspeed** (POS competitor).
- **Adyen** (enterprise payments).
- **Local processors per country**.

## Fun facts

- **Founded February 2009 by Jack Dorsey + Jim McKelvey** — Dorsey was Twitter CEO simultaneously.
- **iconic white Square Reader** plug-in card-reader (2010) defined the SMB-payments-on-smartphone category.
- **November 2015 NYSE IPO at $9/share** — substantial subsequent appreciation.
- **December 2021 Square → Block rebrand** + NYSE ticker SQ → XYZ.
- **Q3 2025 GPV $67.2B (+12% YoY)** + **26% international payments growth contribution**.
- **October 2025 Square Handheld launch** + unified Free/Plus/Premium subscription tiers.
- **Afterpay acquisition (2021, $29B)** — BNPL into Square merchant + Cash App consumer.
- **Companion product Cash App** is Block's consumer arm — Square serves merchants, Cash App serves consumers.
- **Square Capital** advances against future Square sales — distinctive merchant-lending model.

## Comparison

| Feature | Square (Block) | [Stripe](https://docs.barcoder.ai/docs/wallets/stripe) | [PayPal](https://docs.barcoder.ai/docs/wallets/paypal) (+ Braintree) | Toast (restaurant) | Shopify POS |
|---|---|---|---|---|---|
| Operator | **Block, Inc. (XYZ)** — Square division | Stripe, Inc. (private) | PayPal Holdings (PYPL) | Toast, Inc. (TOST) | Shopify (SHOP) |
| Primary segment | **SMB merchant payments + POS hardware** | Developer-first payments | Online checkout + Braintree | Restaurant-specific POS | E-commerce-led POS |
| Hardware | **Square Reader + Register + Stand + Terminal + Handheld** | Stripe Terminal | PayPal Here (retired) | Toast POS | Shopify POS Pro hardware |
| Q3 2025 GPV/TPV | **$67.2B (Square only)** | $1.9T annualized (group) | $458.1B PayPal total TPV | n/a (vertical) | n/a |
| Sister consumer product | **[Cash App](https://docs.barcoder.ai/docs/wallets/cash-app)** (Block sister) | None | Venmo (PayPal sister) | None | None |
| BNPL | **Afterpay (acquired 2021)** | Affirm + Klarna integrations | PayPal Pay Later | None | Shop Pay Installments |

## Status

**Active, leading US SMB merchant-payment platform** <sup>[1][1], [2][2]</sup>:
- **Square** (Block, Inc. division; NYSE: XYZ).
- **Q3 2025 GPV $67.2B (+12% YoY)** + **26% international growth contribution** + **segment gross profit +9% YoY**.
- **October 2025 Square Handheld + unified Free/Plus/Premium plans**.
- **Companion product [Cash App](https://docs.barcoder.ai/docs/wallets/cash-app)** (Block's consumer arm).
- **Block 2025 gross-profit guidance: $10.25B (+15% YoY)**.

## Sources

[1]: https://www.sec.gov/Archives/edgar/data/0001512673/000119312525269715/d48712dex991.htm "Block Q3 2025 earnings — SEC"
[2]: https://en.wikipedia.org/wiki/Block,_Inc. "Block, Inc. — Wikipedia"
[3]: https://www.emarketer.com/content/cash-app-powers-block-q3-earnings-debit-card-bnpl-surge "Cash App + Square Q3 earnings — eMarketer"
[4]: https://coinlaw.io/square-statistics/ "Square Statistics 2026 — CoinLaw"
[cash-app-cro]: https://docs.barcoder.ai/source/wallets/cash-app

- [1] [Block Q3 2025 earnings — SEC][1]
- [2] [Block, Inc. — Wikipedia][2]
- [3] [Cash App + Square Q3 earnings — eMarketer][3]
- [4] [Square Statistics 2026 — CoinLaw][4]
- [cash-app-cro] Cross-reference: `reports/wallets/cash-app.md`

## Source

Biography extracted from [square.md](https://docs.barcoder.ai/source/wallets/square). See `matrix.md` for standards-support matrix if present.