Square Point of Sale - POS

261k reviews
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PEGI 3
10m+
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Content rating
PEGI 3
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About this app

Square Point of Sale (POS) is the all-in-one payment and POS system app built to power businesses of all kinds – from retail stores and restaurants to service providers. Whether you're managing appointments, sending an invoice, scanning a barcode or tracking transactions, Square gives you the tools to run smarter and sell better.

Select from multiple modes tailored to your industry to simplify business operations, deliver exceptional customer experiences and help grow your business.

Handle all major payment types with ease
Accept payments wherever your customers are — in person, online or remotely. Take card, cash, contactless payments, digital wallets, QR codes, payment links, Tap to Pay and gift cards. With flexible payment options built into your POS system, your customers can pay however they prefer, ensuring smoother transactions every time.

Start fast, grow smarter
Whether you're opening a new retail shop or upgrading your existing EPOS system, Square helps you get started quickly. Square POS works as a mobile till on your Android phone or tablet, and pairs with a Square card reader, card machine or card terminal when you need one. Square POS recommends modes tailored to your business—restaurants, appointments, service invoices and online or in-store retail—so you’re ready to accept card payments from day one. You'll be processing transactions and issuing invoices fast.

Custom modes for every business
Access multiple POS modes equipped with unique settings, features and functionalities for different business needs.

• For all businesses:
- Accept all major payment types with a user-friendly POS system
- Process transactions offline, offer preset tip amounts and transfer funds instantly for a small fee, or receive funds in 1–2 working days.
- Send digital receipts by email or text, apply discounts and issue refunds
- Monitor daily sales, payment performance, and itemised transactions data with detailed reports and sales analytics via Square Dashboard

• For retail:
- Receive real-time inventory updates, set low-stock alerts and automate restocking
- Scan barcodes to add items, manage stock levels and speed up checkout at the till
- Sync online and in-store inventory to streamline transactions with Square Online
- Build detailed customer profiles to enhance customer engagement and loyalty

• For beauty & appointments:
- Offer customers a convenient way to book appointments 24/7 with an online booking system
- Secure prepayments and enforce cancellation policies to protect your time. Send secure invoices after the appointment
- Reduce no-shows with SMS or email reservation reminders

• For restaurants:
- Quickly input orders to keep service fast and efficient
- Customise items and modifiers to suit your restaurant’s menu
- Handle dine-in, takeaway, and delivery transactions all from one restaurant EPOS system

• For services:
- Create and send branded invoices and estimates via email, SMS or links
- Secure commitments with e-signatures for better customer and business protection
- Centralise files and track payment history for all your transactions in one place

Square lets you accept payment your way, keep track of every transaction, and send or manage invoices from one reliable POS platform. Designed for restaurants, retail stores and appointments-based businesses, our POS software scales with you. From smarter payment tools to richer analytics and inventory management, Square empowers you to manage it all.

With Square POS, you can take all major card payments, send invoices for services, and keep track of all your transactions all-in-one place. Designed to scale with restaurants, retail shops and appointments-driven businesses, the Square POS system gives your small business powerful tools to grow — from the shop floor to your online store.

Need help? Call Square Support on 0800 098 8099 or write to us at Squareup Europe Ltd, 6th Floor, One London Wall, London, EC2Y 5EB.
Mobile POS for any business: sales, invoices, retail, restaurants & appointments
Updated on
3 Nov 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Location, Personal info and 6 others
  • Data is encrypted in transit
  • You can request that data be deleted

Ratings and reviews

242k reviews
Anhar Miah
7 April 2022
There’s been a delay activating your account!!! Since I bought one of your card readers it has been nothing but a nightmare to set it up. "Due to an unexpected third-party system outage, there’s been a short delay in activating your account for card processing. We expect this to be resolved soon. In the meantime, you can accept cash payments or get started in the app" This is all I get at set up. What's going on?
26 people found this review helpful
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Block, Inc.
7 April 2022
This sounds frustrating. We'd like to assist with this matter, please reach out here when you get a chance: squ.re/contact
Donald Eastwood
22 January 2021
This app works well and looks good. I don't use the device that often (maybe once or twice a day) but when I need to connect it up, it's always a bit temperamental! I really love the process of settlement and it's always prompt. The biggest gripe I have is the card reader is just not up to it. It is simply a card reader so you also need to hand the phone over for a PIN (can probably buy a much more expensive device which has a display and keyboard on it!). And it doesn't work on a lot of devices
79 people found this review helpful
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Block, Inc.
22 January 2021
If you haven't already, please be sure to check that you are always running the most up-to-date version of the Square Point of Sale app, and that your phone's operating system is updated as well: squ.re/apptrouble. If you still need a hand, don't hesitate to get in touch directly! (squ.re/contactsqsupport)
Lewis Paxton
21 May 2025
This app is frustrating, first of all it's easy to set up but when I tried to add my bank card it just couldn't validate who I am. I put in my mums details and it still didn't work. We tried to sign out to create a new account but somehow there is no way to sign out of the app. We went to the support section of the app and website and there was nothing there for this issue. So useless and annoying.
13 people found this review helpful
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Block, Inc.
21 May 2025
It sounds like there might be some troubleshooting that we can walk through with you to make things work a bit better. If you're still running into troubles, please reach out here when you have a moment: squ.re/contactsqsupport.

What's new

We update our apps regularly to make sure they’re at 100%. This update includes minor bug fixes and performance improvements.

Thanks for selling with Square. Questions? We’re here to help: square.com/uk/help.