Best free Payments Shopify apps in 2026 [Updated]

The best free Shopify payment apps help merchants process transactions smoothly while keeping costs down. From secure payment gateways to flexible installment options, these essential tools let you accept payments globally, split payments with vendors, and offer buy-now-pay-later solutions to customers. Discover top-rated free payment apps that integrate seamlessly with your Shopify store and help grow your business without upfront investment.