The Hidden Costs of Buy Now, Pay Later Schemes
Buy Now, Pay Later (BNPL) services like Klarna and Clearpay are very popular. They offer convenience to spread the cost of purchases into smaller instalments, often with no interest. At first glance, it seems like a no-brainer. But beneath the bold statements, there are hidden costs that many shoppers don’t consider until it’s too late.
How Buy Now, Pay Later works
BNPL services allow you to buy an item immediately and either:
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Pay in instalments (e.g., three payments over six weeks).
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Delay the full payment until a later date.
If you pay on time, there’s often no interest or fees, which is why it seems so appealing. But as with most financial products, the devil is in the detail.
The hidden costs you need to know
1. Late fees add up quickly
While BNPL schemes often advertise ‘no interest’, late payments usually trigger penalty fees. These might seem small (£5 here £8 there), but they add up quickly if you miss multiple payments across different platforms.
2. It can damage your credit score
Some BNPL companies don’t report to credit agencies — yet. But that’s starting to change. Missed or late payments could impact your credit score in the same way as a loan or credit card default, making it harder to borrow in the future.
3. Overspending becomes too easy
When the payment is split into three, that £90 pair of trainers may be just £30 today. This psychological trick encourages overspending, leading to impulse purchases you might not actually afford.
4. Budgeting gets complicated
If you’re juggling multiple BNPL purchases with different payment dates, it can be easy to lose track. Missing just one payment can snowball into fees and added stress.
5. No consumer protections like credit cards
Credit cards often give you extra protection through Section 75 of the Consumer Credit Act, meaning you can claim money back if something goes wrong with a purchase. But BNPL doesn’t always give you the same safety net.
6. Hidden interest on certain products
Some schemes advertise as ‘interest-free’, but only for a set period. If you miss that deadline, and suddenly your purchase accrues interest at rates as high as 30% APR.
How to use BNPL responsibly
The hidden costs aren’t all to say not to use BNPL, but you need to be responsible. If you do use it, here are some golden rules:
- Only buy what you could afford to pay for in full today.
- Keep a diary or calendar of your payment dates.
- Avoid using multiple BNPL providers at once.
- Set reminders or direct debits where possible.
- Treat it like credit — because it is.
Buy Now Pay Later schemes
BNPL can be useful if managed carefully, but the risks shouldn’t be underestimated. Late fees, credit score damage, and overspending can easily outweigh the short-term convenience. Before hitting ‘Pay Later’, ask yourself: “Would I still buy this if I had to pay in full today?”
Have you ever used Buy Now, Pay Later?
16 responses to “The Hidden Costs of Buy Now, Pay Later Schemes”
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Rhian Westbury
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BNPL is definitely a double-edged sword. I stay away from setups like that unless absolutely necessary. They’ve helped up get through some tight spots, but they’re a slippery slope.
Yeah a lot of it is about self control x
I stay away from buy now pay later promos at all costs. They are so attractive, but they are quicksand!
I stay away from BNPL schemes as they are far more costly than people realise! It’s just such an easy way to rack up debt.
Lucy | http://www.lucymary.co.uk
I try and steer clear of buy now pay later schemes. That being said I currently have my macbook on bnpl – Although this was a really difficult decision. The scheme I’m on I can pay what I like when i like as long as it’s paid in full before the end of the year theres no interest.. Which works well for me. After this is paid off I can’t imagine I’ll be doing anything similar soon. It’s not something I get into lightly.
Claire
http://www.clairemac.co.uk
That seems like a good bnpl scheme, and it’s hard to avoid them forever x
you gave me plenty to think about with these payment plans! It can get messy when those tiny fees start piling up out of nowhere. I find it better to just wait until payday.
I will admit to having used Klarna a few times, luckily I haven’t used it on huge purchases and I have always paid on time but I can see how easy it is to fall into the trap of overspending!
I’m totally the same I’ve used Klarna/ Clearpay before, but try not to use it too much x
I tend to stay away from these schemes, and have been lucky enough to not have to use them. I had no idea they could affect your credit score though
That’s so good that you’ve been able to stay away x
I didn’t know about this, and reading this blog has taught me learned so many things. I didn’t know it affects my credit score.
I’ve never tried buy now, pay later schemes, although they’re widely available now. I had no idea about all these hidden costs! I won’t use them for sure.
It’s good to be fully aware of how these services work and to know about the hidden costs. I can see where keeping a diary of payment dates would help ensure payments are made on time so as not to accrue fees.
I do think these sort of schemes can be useful – we use them for our big summer holiday, to split the payments up. you do need to be careful though! I am glad Monzo shows what exactly will happen when you do not pay, etc.
100%, there’s a time and place for them and it’s about being smart with them x