Trying to decide between Authorize.net and Klarna? Both are industry-leading solutions, but which one is the best fit for your business? In this detailed comparison, we evaluate their features, pricing, ease of use, and customer support to help you make an informed choice. Whether you need advanced automation, better scalability, or user-friendly interfaces, this guide breaks down everything you need to know to select the right software for your needs.
Explore other software products that may fit your needs before making a final choice.
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Compare ratings, pricing, descriptions, buyer fit, integrations, category features, product details, alternatives, and SoftwareWorld’s final conclusion with Authorize.net on the left and Klarna on the right.
Authorize.net
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Klarna
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See ratings, free-trial availability, starting price, and a short description for each product in two dedicated columns.
Software
Authorize.Net, a renowned payment gateway service, simplifies online transactions for businesses. It securely processes credit cards and electronic checks, crucial for e-commerce. Its user-friendly interface makes setup and use easy,...
Read more about Authorize.net
Software
Klarna is a payment processing software that enables businesses to offer flexible payment options to customers, including installment payments and deferred billing. It allows users to make purchases online and...
Read more about KlarnaOpen any shared category to compare the features selected under that category for both products.
Features shown here belong only to the eCommerce Software category.
| Feature | Authorize.net | Klarna |
|---|---|---|
| Shipping Management | Listed | Listed |
| Multi-Store | Listed | Listed |
| Activity Dashboard | Listed | Listed |
| Order Tracking | Listed | Listed |
| Customer Accounts | Listed | Listed |
| Promotions Management | Listed | Listed |
| Returns Management | Listed | Listed |
| Multi-Channel Management | Listed | Listed |
| Loyalty Program | Listed | Listed |
| Multi-Channel Marketing | Listed | Listed |
| CRM | Listed | Listed |
| Website Management | Listed | Listed |
| Data Synchronization | Listed | Listed |
| Email Marketing | Listed | Listed |
| Kitting | Listed | Listed |
| Content Management | Listed | Listed |
| Sales Orders | Listed | Listed |
| SEO Management | Listed | Listed |
| Multi-Currency | Listed | Listed |
| Inventory Management | Listed | Listed |
| Campaign Management | Listed | Listed |
| Order Management | Listed | Listed |
| Multi-Location | Listed | Listed |
| Shopping Cart | Listed | Listed |
| Electronic Payments | Listed | Listed |
| Credit Card Processing | Listed | Listed |
| Reviews Management | Listed | Listed |
| Data Security | Listed | Listed |
| Discount Management | Listed | Listed |
| Purchase Order Management | Listed | Listed |
| Artificial Intelligence | Not listed | Not listed |
Features shown here belong only to the B2B eCommerce Platform Software category.
| Feature | Authorize.net | Klarna |
|---|---|---|
| Reporting/Analytics | Listed | Listed |
| Inventory Control | Listed | Listed |
| Communication Management | Listed | Listed |
| Reordering | Listed | Listed |
| Payment Options | Listed | Listed |
| Shipping Management | Listed | Listed |
| Promotions Management | Listed | Listed |
| SEO Management | Listed | Listed |
| Bulk Ordering | Listed | Listed |
| Mobile Access | Listed | Listed |
| Artificial Intelligence | Not listed | Not listed |
Features shown here belong only to the Payment Processing Software category.
| Feature | Authorize.net | Klarna |
|---|---|---|
| Electronic Signature | Listed | Listed |
| Billing & Invoicing | Listed | Listed |
| In-Person Payments | Listed | Listed |
| Recurring/Subscription Billing | Listed | Listed |
| Payment Fraud Prevention | Listed | Listed |
| Payment Processing | Listed | Listed |
| Data Security | Listed | Listed |
| Electronic Payments | Listed | Listed |
| Multiple Payment Options | Listed | Listed |
| Payment Processing Services Integration | Listed | Listed |
| Point of Sale (POS) | Listed | Listed |
| Online Payments | Listed | Listed |
| Reporting/Analytics | Listed | Listed |
| Debit/Credit Card Processing | Listed | Listed |
| ACH Payment Processing | Listed | Listed |
| Mobile Payments | Listed | Listed |
| PCI Compliance | Listed | Listed |
| Third-Party Integrations | Listed | Listed |
| Multi-Currency | Listed | Listed |
| Artificial Intelligence | Not listed | Not listed |
Features shown here belong only to the Shopping Cart Software category.
| Feature | Authorize.net | Klarna |
|---|---|---|
| eCommerce Management | Listed | Listed |
| Inventory Management | Listed | Listed |
| Returns Management | Listed | Listed |
| Order Management | Listed | Listed |
| SEO Management | Listed | Listed |
| Cataloging/Categorization | Listed | Listed |
| Discount Management | Listed | Listed |
| Promotions Management | Listed | Listed |
| Tax Management | Listed | Listed |
| Abandoned Cart Saver | Listed | Listed |
| Electronic Payments | Listed | Listed |
| Credit Card Processing | Listed | Listed |
| Refund Management | Listed | Listed |
| Third-Party Integrations | Listed | Listed |
| Email Marketing | Listed | Listed |
| Mobile Access | Listed | Listed |
| Artificial Intelligence | Not listed | Not listed |
Features shown here belong only to the Subscription Management Software category.
| Feature | Authorize.net | Klarna |
|---|---|---|
| Enrollments/Onboarding | Listed | Listed |
| Usage Tracking/Analytics | Listed | Listed |
| Recurring/Subscription Billing | Listed | Listed |
| Dunning Management | Listed | Listed |
| Product Catalog | Listed | Listed |
| Subscription Plan Management | Listed | Listed |
| Self Service Portal | Listed | Listed |
| Tax Management | Listed | Listed |
| Discount Management | Listed | Listed |
| Revenue Recognition | Listed | Listed |
| Cancellation Management | Listed | Listed |
| Artificial Intelligence | Not listed | Not listed |
Compare deployment, device support, pricing model, support channels, and target company size for both products.
Explore alternatives to Authorize.net and Klarna before making a final choice.
Explore other software products that buyers may consider instead of Authorize.net.
Explore other software products that buyers may consider instead of Klarna.
This comparison brings public profile information, category-specific feature selections, review visibility, and clearly labeled sponsored placements together in a structured format so you can evaluate both products with confidence.
Each section keeps Authorize.net and Klarna in clearly separated columns so you can compare equivalent information without losing context.
Shared categories open into their own feature comparisons, helping you review use-case-specific capabilities rather than only broad product claims.
Sponsored products stay outside the detailed comparison, and paid placements are clearly labeled so the core comparison remains focused on Authorize.net and Klarna.
Profile pages, category pages, integrations, and alternatives are linked throughout the page so you can continue your research from the same comparison.
