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Top Rated Payment Processing Software with Api

Last updated: May 2026

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428 software options

Stax logo

All-In-One Payment Processing Platform

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Stax delivers seamless payment processing and scalable embedded payment solutions to SMBs, ISVs, and SaaS businesses.

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CellPoint Digital logo

Comprehensive payment processing software

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CellPoint Digital offers a Payment Orchestration Platform that helps businesses streamline their payment processes across multiple channels. The cloud-native platform features intelligent routing, advanced reconciliation, and dynamic reporting capabilities designed for industries including airlines, travel, hospitality, and e-commerce. It supports various payment methods including multi-currency and cross-border transactions while integrating with existing travel systems.

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Target Group logo

Comprehensive loan management platform

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Target Group offers an end-to-end platform for managing secured and unsecured loans. It includes multi-channel originations, tailored account management, and automated arrears handling to streamline lending processes. The solution can be implemented in-house or as a managed service, with modular options to meet specific business needs.

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Dash logo

Automated A/R for teams who want to keep revenue in-house

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Dash is a cloud-based SaaS platform that helps small businesses manage billing and recover overdue balances with automation. The tools streamline collections, reduce manual follow-up, and let customers self-serve, helping teams keep more revenue in-house.

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Chargebee logo

Subscription management and recurring billing software

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Start accepting payments within minutes from anywhere in the world with out-of-the-box integrations with 23+ payment gateways and 100+ currencies. Accept payments via credit cards, Direct Debit, and digital wallets like Worldpay, Amazon Pay, and Apple Pay.

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PayTrace logo

B2B payment, billing and invoicing platform

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PayTrace is a payment gateway that enables businesses to accept payments on the platform, integrate with leading business solutions, or build a custom solution using an application programming interface (API).

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Mercury logo

Banking for startups and growing companies

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Mercury is a financial technology company that provides online business banking services for startups, small businesses, and scaling companies. The platform offers checking and savings accounts, business credit cards with cashback, expense management tools, and automated bill pay and invoicing features. Mercury includes accounting automations that sync with QuickBooks, Xero, and NetSuite, along with treasury services for earning yield on idle cash through high-liquidity portfolios.

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Jackrabbit Dance logo

Online dance studio management software

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Online dance studio software used by over 12,000 studios & schools will transform the way you run your dance studio. Learn more now!

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Epos Now logo

An easy-to-use, adaptable point-of-sale and payment system.

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Epos Now Payments is a payment processing service built to work seamlessly with your Epos Now POS system, with simple reports and no big, end-of-the-month processing bill for you to worry about. It takes all major debit and credit cards as well as contactless, Google and Apple Pay transactions.

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SumUp logo

POS and payments processing software

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SumUp offers card readers and POS systems designed for small businesses across various industries. The platform provides comprehensive payment solutions including portable card readers, self-service kiosks, and invoicing capabilities. SumUp also features financial management tools such as business checking accounts and customer engagement options through gift cards and reward programs, all accessible through a single mobile application.

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SumUp Plus Card Reader logo

Mobile- based smart card reader

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Designed for businesses of all sizes, SumUp Plus Card Reader is a mobile-based card processing solution that helps accept and record payments over phone or via link anytime.

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Paystand logo

B2B payment automation platform for finance teams

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Maximize efficiency in payments processing with Paystand’s zero-fee platform. Accelerate time to cash with fast, flexible payment methods including eCheck, ACH, and credit cards. Our solution integrates seamlessly with major ERP systems, ensuring smooth financial transactions and optimal cash flow.

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Stripe logo

Online payment processing for internet businesses

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Stripe is a financial infrastructure platform that enables businesses to accept payments online and in person. It offers a suite of APIs for payment processing, subscription management, fraud prevention, and financial services integration Stripe provides both developer-focused tools with extensive documentation and no-code solutions for businesses without technical staff.

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Zil Money logo

Software for streamlined transaction processing

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Zil Money a financial technology company, not a bank. Zil Money offers banking services through a partnership with FDIC member bank Texas National Bank.

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Anchor logo

Streamlines billing for effortless payments

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Client payments that are always paid on time, automatically!
On the billing due date, your clients will be auto-charged per their agreement.
* Your client will be auto-charged via their pre-approved credit card or ACH
* Pre-determine who pays the credit card processing fees (ACH is $0)

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EBizCharge logo

Accept payments faster in your ERP, CRM & eCommerce platform

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EBizCharge Payment Management Software lowers processing rates and helps you manage credit card payments securely and remotely from anywhere.

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Helcim logo

Billing, Invoicing and Payment Processing with Helcim

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Helcim offers a complete and affordable in-person payment solution for any business. Easily accept payments in-store, on-the-go, or online. Helcim’s better payments means no contracts or monthly fees, better pricing, and great customer service.

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Acuity Scheduling logo

Online appointment scheduling software and assistant

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Acuity Scheduling is an online appointment scheduling solution that allows clients to self-schedule appointments or classes online, complete custom forms, receive confirmation notifications and reminders, and pay or donate with a credit card.

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Stampli logo

Stress-free finance operations

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Stampli Direct Pay offers domestic payments, international payments, card payments and more — all seamlessly integrated into our AP system. You have the freedom to choose your preferred payment methods.

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WeTravel logo

The booking & payments platform for group & multi-day travel

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WeTravel is the leading all-in-one business management platform for multi-day travel businesses, providing integrated, travel-specific administration, marketing, analytics, and payment tools.

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ePayPolicy logo

Faster, Easier, Integrated Insurance Payment Services

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ePayPolicy is a payment processing solution designed to help businesses in the insurance sector collect credit card and ACH payments from policyholders. The centralized dashboard enables administrators to track transactions, access electronic receipts, and control user permissions.

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Square Payments logo

Online payment processing for merchants & vendors

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Accept every way your customers want to pay with Square Payments.

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Noda logo

Software for secure online payments and transactions

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Noda is a comprehensive online payment platform that streamlines transactions for businesses and individuals. The platform harnesses the power of open banking and APIs to elevate the customer experience, offering a range of features such as fast and secure bank transfers, easy card payment processing, and a streamlined checkout experience. Noda prioritizes efficiency, security, and customer delight.

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HoneyBook logo

Client management for freelancers & SMBs

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Everything you need to run your business: proposals, contracts, invoicing, payments, and more.

Get started with a 7 day free trial today.

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StoreKit logo

Food delivery and point of sale (POS) software for retailers

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StoreKit is designed to help businesses process food orders and streamline point of sale (POS) operations. The application enables retailers to create and edit digital menus, maintain product catalogs, and set up online stores by adding address, opening times, and merchandise information.

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