Best card machine for Independent opticians
Independent opticians and dispensing practices. Mix of NHS-funded sight tests, GOS vouchers and private-paid glasses, contact lenses and lens-care subscriptions.
Our pick
Square Terminal
Acquirer: Square
Practice-management integration matters more than rate. Square integrates with Optix, Acuitas and similar via partner plugins. Card-on-file for lens-subscription billing handled on the same stack.
Card machines compared for Independent opticians
Headline rate, hardware cost, contract and form factor at a glance, from our full terminal reviews.
| Rank | Terminal | Rate | Hardware | Contract |
|---|---|---|---|---|
| #1 | Square Terminal Our pick | 1.75% per transaction (UK) | £149 to £199 | No contract |
| #2 | Dojo Go | 1.4% to 1.9% blended | £0 with rolling monthly fee | 12 months minimum |
| #3 | Stripe Reader S700 | Custom (Stripe pricing) | £229 | Stripe terms |
Why this trade matters
- Cashflow shape
- Steady weekly flow with retail lumps when prescriptions are dispensed. NHS GOS reimbursement runs on a separate quarterly cycle.
- Average transaction
- £60 to £400+
- Contactless share
- ~45%
Watch outs
- NHS GOS voucher reimbursement runs separately from card-acquirer flow.
- Lens-subscription billing needs card-on-file with clear consent capture.
- Higher-value designer-frame transactions trigger SCA more often.
Alternatives
Compare picks
How Square Terminal stacks up
Related on our sister sites
Need finance for your Independent opticians business?
Card flow is the security on which most Independent opticians businesses borrow. See our sister site BestBusinessLoans by sector for editorial reviews of UK lenders that fund Independent opticians.
Founder & Managing Director, Muswell Rose, founder and PSC of Best Business Loans Ltd
Adam is the founder and managing director of Muswell Rose and a founder of Best Business Loans Ltd, the company behind MerchantHQ. His career runs through insurance, mortgages, commercial finance and fintech lending, including payments and merchant services. He writes the MerchantHQ library.
Last reviewed: 18 May 2026