The acquisition is Square's largest yet, and will let Square's SMB clients offer Afterpay's buy-now-pay-later (BNPL) option to their customers. Afterpay lets customers pay for purchases in installments, interest-free. They already have 100k e-commerce merchants and 16M consumers. BNPL services have become increasingly popular across the web, offered by companies like Afterpay, Affirm, and Klarna. Apple is reportedly also working on a similar service called "Apple Pay Later". Link
