The checkout page has a new pitch, and it's working.
Split this purchase into four payments of $37.50.
Just a few taps and the sneakers, the air fryer, or the concert tickets are yours.
Klarna, Affirm, Afterpay, and PayPal now sit beside the "Buy" button on everything from Target to Walmart to your local dentist's office.
Americans used these services for an estimated $80 billion in purchases last year, and holiday shopping data suggests that number keeps climbing.
Here's the problem: the math that feels painless at checkout is quietly eating household budgets from the inside.
Most plans genuinely charge zero interest when you pay on time.
The risk is what these plans do to your mental accounting.
Researchers at the Federal Reserve and several academic institutions have found that shoppers spend roughly 20% more when a pay-later option is available, because four small payments feel cheaper than one big one.
Stack three or four of these plans at once and the picture changes fast.
A $60 payment here, a $45 payment there, and suddenly $400 is leaving your account every two weeks before rent is even considered.
Late fees typically run $7 to $10 per missed installment, and repeated misses can trigger a freeze on your account—while the debt gets handed to a collections agency.
Unlike credit cards, these plans often don't report on-time payments to the credit bureaus, so you build no credit history.
But defaults can land on your report and follow you for years.
The Consumer Financial Protection Bureau has been circling the industry since 2022, warning that borrowers can accumulate debt across multiple apps without any single lender seeing the full picture.
One CFPB analysis found that more than 40% of pay-later users had overdrafted a bank account in the past year.
The new twist is where these loans now show up.
Grocery delivery, gas stations, and even rent payments in some cities.
When a payment plan reaches essentials, it stops being a budgeting tool and starts being a warning sign.
There's a practical fix, and it costs nothing.
Before tapping that split-payment option, add up what you already owe across every app.
If the total exceeds one paycheck, you're not financing a purchase—you're financing a shortfall.
If you do use these services, link them to a debit card with a low balance rather than your main checking account.
Set calendar reminders for every due date.
And treat the "no interest" label the way you'd treat any other sales tactic: it's designed to make you stop counting.
Retailers love these plans because they lift order values.
Payment apps love them because they collect merchant fees and late charges.
The only party not benefiting from the arrangement is the person juggling five due dates on a Tuesday night.
The bottom line: buy now, pay later isn't a scam, and it isn't free money either.
Final Thoughts
It's a spending accelerant dressed up as convenience, and the households that get hurt are rarely the ones who read the fine print—they're the ones who never realized there was any to read.