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Best Card Readers for Small Businesses: Find Your Everyday Fit

Your card reader should be one of the easiest things in your business to use. Pick it up, enter the amount and let the customer pay. It should not keep borrowing your phone at the wrong moment or turn a simple refund into a search through unfamiliar screens.

The right choice depends on where you work and what you want it to do. A reader for a mobile hairdresser needs to be easy to carry. A florist may want a small counter setup that leaves room for wrapping orders. A café needs something staff can share without slowing the queue.

Our shortlist: Square Reader if you want a reader with useful app-based selling tools; SumUp Solo if you want to take payments without tying up your phone; PayPal POS if its reader and account suit you; and takepayments if you would like help choosing a complete terminal setup.

These are practical starting points based on published information, not a claim that we have tested every device. Some offer links are affiliate links. We may receive a commission if you buy through them, at no extra cost to you.

Best card readers for small businesses in the UK

First, decide whether you want to use your phone

A small reader connected to a phone can work well when one person handles the sales. The app manages the sale and the reader takes the card. You may already own the main device, which can keep the initial shopping list short.

The drawback appears when the same phone is needed for a customer call, a delivery message and a payment at once. If several staff share the checkout, a dedicated business tablet or a standalone machine may be easier to live with.

Standalone means the device does not need a paired phone to take a payment. It still needs a suitable connection and an approved payment account. Portable simply means you can carry it around; check how it connects rather than relying on the label.

What you need
Equipment to consider
Remember to include
A few payments while working alone
A connected reader
A compatible phone or tablet
Payments while your phone stays free
A standalone device
Charging, data connection and receipt options
A shared shop counter
A reader with a dedicated tablet or a terminal
Stand, printer and software if needed
Orders, products and payments together
A suitable till system
The right software plan, not just the reader

Our card-machine guide explains the wider equipment choices. The important thing is to buy the complete setup you need, rather than discover missing pieces on your first trading day.

Four options worth comparing

The numbered summaries help you navigate. Each suits a different starting point; they are not a universal ranking.

Square Reader: a small reader with useful selling tools

Square Reader connects to compatible Android or iOS equipment and accepts contactless and chip-and-PIN payments. The app is an important part of the purchase, so judge the reader and software together. Source: Square Reader.

If you sell products, ask yourself whether entering an amount is enough or whether you would like to find the item on screen and keep a sales record. A florist might want to distinguish bouquets from plants; a salon might want to ring up a treatment and a retail product together. Check the exact Square app and plan for the tasks you need.

The reader is small, but the full counter setup may include a tablet, stand and receipt equipment. Make room for all of it before ordering. If staff will use a personal phone, think through how that works when its owner is not there.

  • Best for

    Small shops and service businesses that want payments alongside app-based sales tools.

  • Why choose it

    You can start with the everyday tasks and explore more software as your needs grow.

  • Main watch-out

    The reader needs a compatible device, and specialist software may cost extra.

  • Useful links

    View the Square offer, read our reader review or explore Square POS.

SumUp Solo: take payments without handing over your phone

SumUp Solo works independently, with Wi-Fi and an included SIM offering mobile data. It is a useful option to investigate if you mainly need to enter an amount and collect payment. Check the bundle if you want a printer, because receipt accessories affect what you buy. Source: SumUp Solo.

For a mobile hairdresser, keeping calls and payments on separate devices can remove a small daily annoyance. For a market seller, a compact independent machine may be easier to hand to a customer while the phone stays safely tucked away.

A SIM does not guarantee signal everywhere. Ask how the device handles a lost connection and check the places where you normally trade. Also think about a charging routine. A reader that lives loose in a bag is easy to forget until somebody is waiting to pay.

  • Best for

    Sole traders and small businesses wanting an independent payment device.

  • Why choose it

    Your phone remains available for calls, bookings and messages.

  • Main watch-out

    Confirm receipt accessories and whether you need a separate till for more involved sales.

  • Useful links

    Read our SumUp review or compare SumUp and Square.

PayPal POS: another reader and app to try

Zettle now appears under PayPal Point of Sale. Compare the current device rather than assuming an older Zettle review describes what you will receive. PayPal offers reader and terminal options, so be clear about whether you want a connected reader or an independent device. Source: PayPal POS products and pricing.

If you already use PayPal, the familiar account may make this an obvious option to investigate. Still try the software from the staff member's point of view. Finding a sale, correcting a mistake and giving a receipt should feel understandable.

Ask where the takings arrive and how transfers to your normal bank work. A familiar brand is helpful, but the account arrangement needs to suit how you pay your own bills.

  • Best for

    Owners comparing another reader-and-app option, including PayPal users.

  • Why choose it

    The software and account may feel comfortable for your business.

  • Main watch-out

    Current hardware and older Zettle accessories should not be assumed interchangeable.

  • Useful links

    Read our PayPal POS review and compare it with SumUp and Square.

takepayments: get help choosing the machine

Takepayments offers terminals and help getting started. It may suit an owner who would rather talk through the business than select a reader alone. Its A920 Pro offer includes a mobile connection where there is suitable 4G coverage. Source: takepayments card machines.

A café owner could explain where staff serve customers and whether the current till is staying. A salon owner could ask about receipts and taking payment away from the desk. The adviser should explain why the proposed equipment suits those jobs.

You are comparing a service arrangement as well as a machine. Check rental, payment charges, support and the separate agreements together. An inexpensive monthly device price does not tell you the whole cost.

  • Best for

    Businesses wanting help selecting and setting up a terminal.

  • Why choose it

    You can discuss your premises, staff and payment needs before choosing.

  • Main watch-out

    Read the equipment and acquiring terms together before signing.

  • Useful links

    View the takepayments offer or read our review.

Explore card-payment offers

Use the comparison below to investigate selected providers. Check the actual device, plan and full charges before choosing. Availability and order can change, and this is not the whole market.

 

What should you try before buying?

Bring the decision back to the work. A salon should try a treatment plus a product. A shop should try a return. A café should try changing an order before payment. These are questions for the exact app and plan you are considering, not functions guaranteed by every reader.

Let another person try it too. An owner who has watched the demonstration may find a screen obvious; a colleague using it for the first time may spot something awkward. Ask them to find an earlier sale and explain where they would go for help.

Check the customer's side. Can they see the amount comfortably? Where do they tap or insert the card? If the screen is passed across a narrow counter, does that feel natural? A good reader should make an ordinary payment feel uneventful.

Receipts, battery and signal: small details that matter

If your customers regularly want paper receipts, include the printer in the decision from the start. Check whether it is built in, an accessory or part of another device. Do not compare a bare reader price with a complete printing terminal as though they are the same purchase.

For mobile work, ask how long the device is expected to last under your use. Provider battery figures are estimates, not a promise for every shift. Printing, screen use and poor signal can change how much charging you need.

For a fixed counter, a dependable place to charge may be more useful than a headline battery claim. Keep cables away from where customers place bags or drinks. If you use mobile data as a backup, make sure it works in the part of the premises where payments happen.

Look beyond the price on the box

The first payment is not the last cost. Include any tablet, stand, printer, software and processing charges when you compare options. For current rate comparisons, use our card-machine comparison and fees guide.

Here is a simple illustration. A difference of 0.2 percentage points costs £10 a month on £5,000 of card sales. That is £120 across a year of identical months. If one setup also needs an extra £200 accessory, the equipment changes the first-year comparison.

That does not automatically make the accessory a bad purchase. A printer you use constantly may be worth paying for. It means you should compare the complete setup and decide what the convenience is worth to you. The example is hypothetical and excludes tax and other fees.

Check costs with your own sales

Use the checker as a starting estimate, then add any equipment and software costs not included in its result. Confirm the final offer with the provider.

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Before the first busy shift

Check that your payment account is approved, the right devices connect and somebody has tried the refund process. Ask when the money reaches your bank and who helps during your opening hours. If you are changing supplier, settle the old contract dates before cancelling anything.

Then give staff a short introduction to the jobs they actually need. There is no need to teach every menu on day one. Taking payments, giving receipts, finding a transaction and knowing where to get help are a useful start.

Choose the reader that fits those everyday jobs and has a cost you understand. The best machine is the one that helps you get on with running the business.


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