Compare: Klarna | Shop now, Pay Later vs Affirm: Buy Now, Pay Later

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Metric	Klarna \| Shop now, Pay Later	Affirm: Buy Now, Pay Later
User count	1,000,000	400,000
Average rating	4.79	3.41
Rating count	58,028	277
Last updated	2026-06-19	2026-06-02
Size	19.24 MB	0.86 MB
Version	6.26.25.293 925a40ed9	2.2.11

Short description	Shop online with Klarna Extension to unlock best coupons, cashback, and pay later options at over 20,000 stores like Macy’s, Nike, and Walmart.	Pay at your pace with Affirm's Chrome extension—get flexible, fee-free payment plans, view purchasing power on sites, and use virtual cards at checkout.
Full summary	The Klarna Chrome Extension enhances your online shopping by automatically finding and applying the best coupons and cashback offers at more than 20,000 popular stores including Macy's, eBay, Walmart, and Nike. With just one click, it tests multiple discount codes to ensure you get the best price on everything from clothes to travel. Klarna also offers a flexible "pay later" option allowing members to shop now and pay with bi-weekly installments. This extension not only saves money but also ensures a seamless, secure shopping experience by verifying website safety as it works. The points program is available for users in the US, UK, Germany, and France. Accepting Klarna means consenting to their privacy and terms, designed to give you the best shopping deals without hassle.	Affirm's Buy Now, Pay Later Chrome extension brings flexible, fee-free financing to your browser. See estimated purchasing power on merchant sites, discover exclusive offers like 0% APR or longer plans with no late fees, and request a payment plan directly from the extension. If approved, Affirm issues a one-time virtual card so you can complete checkout without leaving the site. How to use: browse your favorite stores, add items to your cart, open the extension at checkout, choose a payment plan that fits your budget, and pay with the issued virtual card. Rates range from 0–36% APR and options vary by merchant and state; approvals and terms aren’t guaranteed. By enabling the extension, Affirm may receive the domains of sites you visit and will handle that data according to its Privacy Notice and lender disclosures.