Best card machine for mobile traders UK 2026

The best UK card machine for mobile traders in 2026 is Tap to Pay on iPhone, on SumUp or Square. Tap to Pay on iPhone removes the hardware cost entirely. Pair with SumUp or Square for the no-contract economics that fit a mobile trade. Alternatives that fit lower-volume mobile traders: SumUp Solo; Zettle Reader 2.

Our pick

Tap to Pay on iPhone

Acquirer: SumUp or Square

Tap to Pay on iPhone removes the hardware cost entirely. Pair with SumUp or Square for the no-contract economics that fit a mobile trade.

Read full Tap to Pay on iPhone (no terminal) review

What mobile traders card payments look like

Cashflow shape: Job-by-job, often weekly cycle. Lumpy.
Average transaction: £40 to £200
Contactless share: ~45%
Recommended acquirer: SumUp or Square

Alternatives for mobile traders

SumUp Solo
Zettle Reader 2

Watch outs specific to mobile traders

Connectivity black-spots; choose 4G-capable hardware.
Battery life on long mobile-trade days.

FAQs

What is the best card machine for mobile traders in the UK?

The best UK card machine for mobile traders in 2026 is Tap to Pay on iPhone on SumUp or Square. Tap to Pay on iPhone removes the hardware cost entirely. Pair with SumUp or Square for the no-contract economics that fit a mobile trade.

How much does a card machine cost for a mobile trader business?

Card-machine cost for mobile traders comprises hardware (free to £329 upfront), monthly fee (£0 to £25), per-transaction rate (0.8% to 1.95% typical for mobile traders), plus chargeback and scheme fees. Headline rate is one input; total 12-month cost depends on monthly card volume, average transaction size, and contract length. Use our /fees-calculator/ to model the blended cost.

Average transaction size in mobile traders?

£40 to £200. Job-by-job, often weekly cycle. Lumpy..

What contactless share do mobile traders businesses see?

~45%. Mobile traders card-payment kit should prioritise contactless reliability over chip-and-PIN throughput; tap-to-pay reliability after 10pm is the differentiator on late-night trade.

What should mobile traders owners watch out for when choosing a card machine?

Connectivity black-spots; choose 4G-capable hardware. Battery life on long mobile-trade days.

Sign through us, get all of this

Take any UK acquirer. We do the rest.

Named UK account team for the life of the agreement. Acquirer pays our commission on completed introductions, so it costs you nothing on top.

24/7 dedicated support
Direct line to a named UK account manager, not a generic acquirer helpline. When your terminal goes down on a Saturday night you call us.
Quarterly rate reviews
As your card volume grows your rate should drop. We renegotiate against the 80+ UK acquirer panel every quarter, so you never overpay because you forgot to ask.
Chargeback and dispute help
UK chargebacks cost £15 to £35 per case and 60-80% are friendly fraud you can win with the right evidence. We draft the response and escalate where the acquirer drags its feet.
Switching support when you outgrow
If a better acquirer fit emerges as you grow we manage the cutover. No exit-fee surprises, no dual-running gap. Same account team across acquirers.

How we work, end to end →

Reviewed by Oliver Mackman, Director. Last reviewed: 2026-04-26.