Yes, they do. The buy now pay later (BNPL) stores report to credit bureaus about their customers' payment behavior. The program is similar to a loan, and thus your payment pattern has to be monitored. For a person without a credit history, `buy now pay laterâ€ programs can assist in growing the credit.
Moreover, people with bad credit scores can take advantage of the programs to increase their credit scores. Most BNPL stores accept any credit score to offer items on higher purchase. Just look for and ask for buy now pay later catalogs for people with bad credit and explore the available items.