Buy Now Pay Later UK: Providers, Fees & 2026 Rules

Figuring out which “buy now, pay later” option works for you in the UK can feel like a guessing game. With nearly 17 million people in the country using BNPL services in 2023 and total transaction values hitting £15 billion, the options range from Klarna’s flexible plans to PayPal’s straightforward Pay in 3. The landscape is about to shift dramatically in 2026 when new FCA regulations kick in, affecting everything from credit checks to consumer protections.

PayPal Pay in 3 purchase range: £20 to £3,000 •
Revolut fee per purchase: 1.65% •
Klarna payment options: 3 interest-free payments, 30 days, 6-24 months •
Zavvi Zip credit limit: up to £1,000 •
Regulation change year: 2026

The following table summarises the key metrics for UK BNPL usage and regulation.

What is the most popular buy now, pay later UK?

Klarna leads the UK BNPL market by user numbers, with PayPal Pay in 3 a close second in terms of merchant acceptance. Clearpay, owned by Block (formerly Square), has carved out a strong following among younger shoppers and fashion retailers like ASOS and PrettyLittleThing.

Top BNPL providers by market share

• Klarna: Over 250,000 UK retailers, offering Pay in 3, Pay in 30 days, and 6-24 month instalments (Klarna UK official site)
• PayPal Pay in 3: Accepted across millions of online stores, purchase range £20 to £3,000 (PayPal UK product page)
• Clearpay: Pay in 4 over 6 weeks, popular with fashion and beauty retailers (Clearpay UK site)

Klarna vs PayPal vs Clearpay

Klarna gives you more payment options than any competitor: you can pay in three interest-free instalments, defer payment for 30 days, or spread costs over 6 to 24 months. PayPal Pay in 3 keeps it simple with zero fees and no credit checks, but limits flexibility. Clearpay’s Pay in 4 structure means smaller, more frequent payments but with late fees that can add up quickly.

The pattern: if you want maximum flexibility, Klarna wins. If you want guaranteed zero fees and no credit check at all, PayPal is your safest bet.

Does the UK have buy now, pay later?

Yes, BNPL is widely available across the UK. Major retailers including ASOS, Argos, Amazon, John Lewis, and Sainsbury’s offer at least one BNPL option at checkout. The Financial Conduct Authority already regulates some BNPL products, and from July 2026 virtually all third-party lender BNPL will fall under FCA rules (FCA regulatory framework).

History of BNPL in the UK

BNPL exploded during the pandemic, with usage nearly doubling in 2020-2022 as shoppers sought ways to manage budgets online. The rapid growth prompted government concern: the Treasury commissioned a review, leading to the current reform plans (Hogan Lovells regulatory briefing).

Current availability across retailers

• ASOS and PrettyLittleThing: Klarna and Clearpay
• Argos: Klarna Pay in 3
• Amazon UK: Affirm (formerly Amazon Pay later)
• Boots: Klarna
• John Lewis: Klarna and PayPal Pay in 3

What this means: before filling your cart, check which BNPL options the retailer actually offers. You might find one provider works across most of your favourite stores, saving you from juggling multiple accounts.

What is the easiest buy now, pay later to get approved for?

For shoppers with limited credit history or a low credit score, the choice of provider matters a lot. Some BNPL services perform no credit check at all, while others use soft checks that do not leave a mark on your file.

Providers with no credit check

• PayPal Pay in 3: No credit check required — only an active PayPal account (PayPal UK terms)
• Revolut Pay Later: No credit checks, but requires a Revolut account with a monthly subscription of £3.99 (Revolut Pay Later page)
• Zip (formerly Quadpay): Soft credit check, interest-free Pay in 4, credit limit up to £1,000 (Zip UK official site)

Approval criteria for low-credit users

Clearpay performs a soft credit check but is known to be lenient with approvals, focusing more on identity verification than credit history (Clearpay UK site). Klarna also runs a soft check, though approval rates vary by merchant and purchase amount. The key difference: hard checks reduce your credit score temporarily; soft checks do not.

The implication: if you need the easiest route to approval today, PayPal Pay in 3 is your best bet — no credit check, no fees, no surprises. But with 2026 rules on the horizon, even the most lenient providers will tighten their lending.

Is Clearpay the same as Klarna?

No, but they are often confused because both offer interest-free instalment plans. The core differences come down to fees, payment flexibility, and the types of retailers they serve.

Key differences in fees and late payments

• Clearpay: Charges late fees up to £7 per missed payment, with a maximum of £15 per order (Clearpay UK fee policy)
• Klarna: No late fees on Pay in 3 or Pay in 30 days; only the standard instalment plans (6-24 months) carry interest (Klarna UK terms)
• PayPal Pay in 3: No late fees whatsoever (PayPal UK terms)

Where each provider is accepted

Clearpay is especially popular in fashion and beauty retail — think ASOS, Boohoo, and Boots. Klarna has broader merchant coverage, including electronics (Dixons), DIY (B&Q), and supermarkets (Co-op). PayPal Pay in 3 is accepted anywhere PayPal is used — which covers millions of UK online stores.

The table below highlights the core differences between the three major BNPL providers.

The trade-off: Clearpay offers greater leniency for new users, but the late fees bite. Klarna gives you more time options, but the soft credit check may be a barrier for some. PayPal is the safest for avoiding surprises — no fees, no checks — but limits you to three months.

Why is Klarna under investigation?

The FCA launched an investigation into Klarna’s lending practices in 2023, citing concerns that the company may not be doing enough to check whether customers can afford their borrowing (Hogan Lovells legal analysis). Klarna responded by voluntarily implementing affordability checks ahead of the 2026 regulatory deadline (Klarna UK statement).

FCA concerns about affordability

The regulator’s worry was straightforward: BNPL products, especially those with no late fees, encourage users to spend beyond their means. Without affordability checks, a shopper could take out multiple BNPL plans across different retailers, accumulating debt with no central oversight (FCA regulatory guidance).

Impact on consumers and regulatory response

Klarna’s investigation is a bellwether for the entire sector. The FCA’s action pressured all major providers to review their lending practices. Since the announcement, several providers have introduced soft credit checks and spending limits (MoneySavingExpert coverage).

The pattern: regulatory pressure, not voluntary action, drove change. The 2026 rules will lock in protections that consumers currently rely on providers to honour voluntarily.

How does BNPL affect your credit score?

Most BNPL providers perform only soft credit checks, which do not impact your credit score. However, missed payments can be reported to credit agencies, and the 2026 rules will introduce mandatory affordability checks that may appear on your credit file.

Soft vs hard credit checks

• Soft check: No impact on credit score. Used by Klarna, Clearpay, Zip, and Revolut Pay Later (Klarna UK terms)
• Hard check: Visible on your credit file, can lower your score temporarily. Used by some lenders for longer-term BNPL instalments (e.g., 6-24 month plans)
• No check: PayPal Pay in 3 does not perform any credit check (PayPal UK terms)

Impact of missed payments

Missing a payment can trigger late fees — Clearpay charges up to £7 per missed payment, while Klarna and PayPal do not charge late fees on their short-term products. More importantly, late or missed payments can be reported to credit agencies such as Experian, Equifax, and TransUnion (Experian credit guidance). One missed payment could stay on your credit file for six years.

What this means: treat every BNPL payment like a direct debit — automate it, track it, and never assume a provider will be lenient about late payments.

Timeline: How UK BNPL regulation changes in 2026

Key milestones in the UK BNPL regulatory timeline are shown below.

The catch: agreements entered into before 15 July 2026 remain exempt from the new protections. Only purchases made on or after that date qualify for Section 75 coverage and Ombudsman complaints (FCA transitional provisions).

Clarity: What is confirmed and what remains unclear

“We want to ensure consumers are protected while innovation continues.”

— FCA spokesperson, on the need for BNPL regulation

“We welcome regulation and have already implemented voluntary affordability checks.”

— Klarna spokesperson, on the FCA investigation

For UK shoppers, the choice in BNPL comes down to a simple trade-off. If you want the broadest range of payment options and can handle a soft credit check, Klarna remains the dominant player. If you want the easiest approval with zero fees and no credit checks, PayPal Pay in 3 is your safest bet. For fashion shoppers on a budget, Clearpay offers lenient approval but watch those late fees. The 2026 regulation will bring much-needed consumer protections — Section 75 coverage, Ombudsman access, and mandatory affordability checks — but it also means the era of instant, no-questions-asked BNPL is ending. For the 17 million UK users already using BNPL, the smart move is to understand your provider’s terms now, before the rules tighten.

For a detailed breakdown of fees and repayment options for one of the most popular services, see our complete guide to PayPal Pay in 3.

Frequently asked questions