
Klarna
7.2#3 in shopping and price-tracking appsFrom $4.99 a monthAndroidiOSWebAPI
Visit

| Fact | Klarna | Sezzle |
|---|---|---|
| Founded | 2005 | 2016 |
| Integrations | Klarna Payments supports integrations including Shopify, Adobe Commerce, Salesforce Commerce, and WooCommerce. | Merchant integrations include Shopify, WooCommerce, BigCommerce, Magento, Salesforce Commerce Cloud, Wix, and other listed platforms. |
| Pay in 4 | In the US, Pay in 4 splits a purchase into four interest-free payments collected every two weeks, with no fees when paid on time. | Pay in 4 splits a purchase into four payments over six weeks. |
| Product | Klarna Payments adds Klarna as a checkout payment method for web, in-app, and in-person purchases. | Sezzle is a buy now, pay later payments platform offering installment payment options to consumers and checkout services to merchants. |
| Security | Klarna describes account protections including encryption, two-factor authentication, real-time fraud monitoring, biometrics, and passkeys. | Sezzle states it is a PCI DSS Level 1 certified service provider, with an independently assessed security program. |
| Support | Klarna’s US Pay in 4 page directs customers to customer service for help and troubleshooting. | Sezzle provides shopper and merchant support through FAQ pages and a contact support option. |
Klarna may suit consumers in its listed regions who want different ways to repay at checkout. Merchants using supported commerce platforms can consider it for omnichannel checkout and scheduled settlement.
Sezzle may suit shoppers in the United States or Canada seeking installment payment options, and merchants seeking checkout services. Merchants should note that processing rates are provided after signup and a monthly minimum fee may apply at low order volume.