# Best Payment Processing Software - Page 30 *By [Subhransu Sahu](https://research.g2.com/insights/author/subhransu-sahu)* Payment processing software helps businesses securely handle and track business-to-business (B2B) payments from customers and to suppliers. It supports any organization that accepts non-cash payments by ensuring transactions are timely, accurate, and integrated with downstream financial systems. ### Core Capabilities of Payment Processing Software To qualify for inclusion in the Payment Processing category, a product must: - Collect customer payment information and relay it to a bank for approval or denial - Transmit approval or denial of a transaction back to the customer or merchant - Support multiple payment methods such as credit card, ACH, or wire transfer - Define and track customizable payment rules, terms, and deadlines - Identify errors such as late payments, overpayments, or failed transactions - Integrate with ERP, accounting, or accounts receivable and accounts payable systems ### How Payment Processing Software Differs from Other Tools Payment processing software focuses on secure transaction handling and status verification, working closely with related tools such as [payment gateways](https://www.g2.com/categories/payment-gateways), [accounting software](https://www.g2.com/categories/accounting), [AP automation software](https://www.g2.com/categories/ap-automation), [e-commerce platforms](https://www.g2.com/categories/e-commerce-platforms), and [retail POS systems](https://www.g2.com/categories/retail-pos). Its distinguishing value lies in managing payment execution and error identification across diverse payment methods. ### Insights from G2 on Payment Processing Software Based on category trends on G2, the importance of reliable transaction approval, seamless integrations, and accurate detection of payment issues to maintain smooth financial operations. ## How Many Payment Processing Software Products Does G2 Track? **Total Products under this Category:** 543 ## How Does G2 Rank Payment Processing Software Products? **Why You Can Trust G2's Software Rankings:** - 30 Analysts and Data Experts - 20,800+ Authentic Reviews - 543+ Products - Unbiased Rankings G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category. ## Top Payment Processing Software at a Glance | # | Product | Rating | Best For | What Users Say | |---|---------|--------|----------|----------------| | 1 | [PayPal Payments](https://www.g2.com/products/paypal/reviews) | 4.4/5.0 (2,675 reviews) | Global payment collection and transfers | "[Secure and Easy Payment Scheduling](https://www.g2.com/survey_responses/paypal-payments-review-12714363)" | | 2 | [Amazon Pay for Business](https://www.g2.com/products/amazon-pay-for-business/reviews) | 4.5/5.0 (568 reviews) | Amazon-account checkout for faster payments | "[Efficient, User-Friendly Payment Solution](https://www.g2.com/survey_responses/amazon-pay-for-business-review-12661035)" | | 3 | [Venmo](https://www.g2.com/products/paypal-venmo/reviews) | 4.6/5.0 (259 reviews) | Fast mobile payments for small transactions | "[Convenient, No-fee Transfers with Instant Payments.](https://www.g2.com/survey_responses/venmo-review-12670039)" | | 4 | [BILL AP/AR](https://www.g2.com/products/bill-ap-ar/reviews) | 4.4/5.0 (1,778 reviews) | Automated AP and AR payment workflows | "[Great Bill Payment Platform](https://www.g2.com/survey_responses/bill-ap-ar-review-12713619)" | | 5 | [Stripe Payments](https://www.g2.com/products/stripe-stripe-payments/reviews) | 4.2/5.0 (445 reviews) | Developer-friendly online payment integration | "[Very easy to integrate with other websites and other apps / modules. Never had any issues.](https://www.g2.com/survey_responses/stripe-payments-review-11242701)" | | 6 | [Adyen Payments](https://www.g2.com/products/adyen-payments/reviews) | 3.8/5.0 (33 reviews) | Unified online and in-store payment operations | "[All-in-One Payment Processing for Online and In-Store Sales](https://www.g2.com/survey_responses/adyen-payments-review-12661504)" | | 7 | [Nickel](https://www.g2.com/products/nickel/reviews) | 4.9/5.0 (169 reviews) | Low-cost ACH and invoice payments | "[Low Fees and Easy Invoicing with Nickel and QuickBooks Online Integration](https://www.g2.com/survey_responses/nickel-review-12702130)" | | 8 | [FreshBooks](https://www.g2.com/products/freshbooks/reviews) | 4.5/5.0 (952 reviews) | Invoicing and recurring payment collection | "[Straightforward Invoicing and Tracking with a Clean, Easy-to-Navigate Interface](https://www.g2.com/survey_responses/freshbooks-review-12668419)" | | 9 | [checkout.com](https://www.g2.com/products/checkout-com/reviews) | 4.6/5.0 (69 reviews) | Global payment processing and transaction visibility | "[The best tool to check on transaction statuses internationally](https://www.g2.com/survey_responses/checkout-com-review-11709452)" | | 10 | [Ignition](https://www.g2.com/products/ignition/reviews) | 4.7/5.0 (121 reviews) | — | "[All-in-One System That Simplifies Proposals, Engagement Letters, and Invoicing](https://www.g2.com/survey_responses/ignition-review-12759341)" | ## Which Payment Processing Software Is Best for Your Use Case? - **Leader:** [PayPal Payments](https://www.g2.com/products/paypal/reviews) - **Highest Performer:** [Skyline Payments](https://www.g2.com/products/skyline-payments/reviews) - **Easiest to Use:** [Nickel](https://www.g2.com/products/nickel/reviews) - **Top Trending:** [Nickel](https://www.g2.com/products/nickel/reviews) - **Best Free Software:** [BILL AP/AR](https://www.g2.com/products/bill-ap-ar/reviews) ## Which Type of Payment Processing Software Tools Are You Looking For? - [Payment Processing Software](https://www.g2.com/categories/payment-processing) *(current)* - [Payment Gateways](https://www.g2.com/categories/payment-gateways) - [Accounts Receivable Software](https://www.g2.com/categories/accounts-receivable) - [Enterprise Payment Software](https://www.g2.com/categories/enterprise-payment) --- **Sponsored** ### 8am CPACharge 8am CPACharge is trusted by the AICPA, 35+ state CPA societies and more than 150,000 professionals as the best payment solution for CPAs, Enrolled Agents and Accountants—providing a simple, secure way for accounting firms to accept client credit, debit, and eCheck payments from anywhere at anytime. With next-day payments, you can keep cash flow predictable and your firm moving forward without delays. [Visit website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list&secure%5Bcategory_id%5D=1975&secure%5Bdisplayable_resource_id%5D=1975&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=page_category&secure%5Bplacement_resource_ids%5D%5B%5D=1975&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=113232&secure%5Bresource_id%5D=1975&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fpayment-processing%3Fopen_modal_url%3D%252Fproducts%252Fpayone%252Fwishlists%253Fhost_path%253D%25252Fcategories%25252Fpayment-processing%2526source%253Dcategory&secure%5Btoken%5D=650e7d77ed0e9173aa7ad80979a29aee755d34df614f26bab2eda103c26c3c31&secure%5Burl%5D=https%3A%2F%2Fwww.8am.com%2Flanding%2Fcpacharge%2F%3Futm_campaign%3Dcpa-evergreen-g2clicks%26utm_medium%3Dreview%26utm_source%3Dg2&secure%5Burl_type%5D=book_demo) --- ## Buyer Guide: Key Questions for Choosing Payment Processing Software Software ### What does Payment Processing software do? I view Payment Processing software as the system that helps businesses accept, send, record, and track payments. It supports the transaction itself and the financial records connected to it. These tools often manage card payments, ACH, digital wallets, invoices, vendor bills, POS payments, payouts, refunds, and accounting sync. For teams handling customer payments or vendor transactions, the software keeps payment status, customer or vendor details, and financial activity easier to manage in one place. ### Why do businesses use Payment Processing software? From the reviewer patterns I evaluated, businesses used Payment Processing software to reduce manual work around collecting money, paying vendors, and tracking payment status. Users often describe faster invoice collection, easier vendor payments, fewer bank steps, and clearer records of who paid and how. The recurring benefits are practical: - Reviewers like invoice payment links, ACH options, card payments, and digital wallet support. - Users value accounting sync because payment records need to match invoices and customer accounts. - Vendor self-service and reminders help reduce back-and-forth for AP and AR teams. - Payment tracking gives businesses a clearer view of deposits, payouts, and open balances. Friction areas include fees, settlement timing, support delays, sync errors, reporting limits, account holds, and missing bulk-payment controls. ### Who uses Payment Processing software primarily? After reviewing user roles and workflows, I found that Payment Processing software is used by: - **Finance teams** to track deposits, payouts, fees, and payment status. - **Accounting teams** to sync payments with invoices, customer records, and bank activity. - **AP teams** to pay vendors, manage approvals, and reduce manual entry. - **AR teams** to collect invoices, send reminders, and reconcile payments. - **Operations teams** to manage payment workflows tied to service delivery or admin work. - **Owners and administrators** to keep cash movement visible without moving between banks, spreadsheets, and accounting tools. - **Customer-facing teams** who use links, portals, or POS tools to collect payment during service or checkout. ### What types of Payment Processing software should I consider? Based on G2 review themes, Payment Processing software users segment this category into the following types: - **AP and AR automation platforms:** Best for vendor payments, invoice collection, approvals, reminders, and accounting sync. - **Checkout and digital wallet tools:** Best for websites, portals, app payments, and customer-facing payment flows. - **POS payment tools:** Best for in-person sales, product records, customer details, and card acceptance. - **Cross-border payout tools:** Best for international payments, contractor payouts, and currency-related workflows. - **ACH and disbursement systems:** Best for bank payments, payroll-adjacent payouts, and recurring money movement. ### What are the core features to look for in Payment Processing software? When I assess this category, the following core functions are common across the strongest platforms: - Card, ACH, wallet, bank transfer, and invoice payment support. - Payment links and customer-facing checkout options. - Vendor profiles, customer records, and approval flows. - Reminders, refund handling, failed-payment controls, and chargeback support. - Transaction search, exports, dashboards, and payout tracking. - Accounting sync, invoice status updates, and bank reconciliation. - Fee visibility, fraud controls, bulk actions, and support access. ### What trends are shaping Payment Processing software right now? From my evaluation of review patterns and current market research, several themes stand out: - **More payment rails in one workflow:** Businesses are comparing cards, ACH, instant payments, wallets, and bank transfers together. - **ACH and Same Day ACH growth:** Payment systems are being judged by speed, cost, and settlement visibility. - **Fraud and risk controls:** Buyers are paying closer attention to account holds, verification, chargebacks, and payment disputes. - **Embedded payments:** Payment activity is moving deeper into invoices, customer portals, marketplaces, and business software. - **AI-assisted fraud and reconciliation:** Payment providers are using AI more often for risk scoring, transaction optimization, and settlement work. ### How should I choose Payment Processing software? I recommend starting with the payment workflow that creates the most manual work. If the team pays vendors, prioritize approvals, ACH support, vendor onboarding, and accounting sync. If the team collects customer payments, focus on invoice links, card fees, checkout setup, reminders, deposits, and refund handling. For in-person sales, check POS reliability, reporting, and how product or customer details carry into payment records. --- ## What Is Payment Processing Software? [Payment Software](https://www.g2.com/categories/payment) ## What Software Categories Are Similar to Payment Processing Software? - [Payment Gateways](https://www.g2.com/categories/payment-gateways) - [Accounts Receivable Software](https://www.g2.com/categories/accounts-receivable) - [Enterprise Payment Software](https://www.g2.com/categories/enterprise-payment) --- ## How Do You Choose the Right Payment Processing Software? ### What You Should Know About Payment Processing Software ### What is Payment Processing Software? Payment processing software powers credit and debit card purchases. When customers make a purchase online, they enter their payment and shipping information into a payment gateway. The payment gateway gives that payment information to the payment processor, which then communicates with both the customer’s and merchant’s banks to complete the transaction. The transaction’s success or failure is reported back to the payment gateway and the customer. In a brick-and-mortar store, a customer’s credit or debit card is swiped into a point of sale (POS) system, which communicates with a payment processor to approve or deny the purchase. Many payment processors charge a fee for each transaction based on the size of the purchase. Some payment processors have an embedded payment gateway or POS system to create a seamless experience. Any time a credit or debit transaction is attempted, a payment processor is needed. With the rise of digital wallets, payment processors have expanded their functionality to include digital currency and the transfer of money from a source such as Venmo or PayPal to an e-commerce or brick-and-mortar store. Some can process an e-check or set up recurring payments. Key Benefits of Payment Processing Software - Processing payments made by credit, debit, and gift cards as well as digital wallets - Creating a seamless experience for customers - Determining whether or not payment is valid before fulfilling an order or completing a transaction - Communicating with a variety of banks to accept payment from anywhere in the world ### Why Use Payment Processing Software? **Security —** Payment information is extremely sensitive, so it needs protection. Payment processing software is held to high security standards to protect this sensitive information. **Scalability —** A small business can use the same payment processor as a large enterprise, with little difference in functionality. Payment processors operate behind the scenes, and companies pay fees to use them. If a small business picks the right payment processor when it starts out, it may never need to change payment processors as their needs increase. Some payment processors handle billing and invoicing, so some internal processes are covered. **Flexibility —** Most payment processors handle a wide variety of payments. All payment processors process credit and debit cards, but more are accepting payments from digital wallets, cryptocurrencies, and electronic checks. Some facilitate automatic payments to provide consumers and merchants an added convenience of regular payments. The more options provided to the consumer, the more opportunities a merchant has to make a sale, so it’s in a business’ best interest to utilize a payment processor with a variety of features. ### Who Uses Payment Processing Software? **E-commerce businesses —** E-commerce businesses rely on payment processing software because that is how they receive all payments. Payment processors integrate with the payment gateway an online business uses or the payment processor has its own payment gateway. Some e-commerce platforms have built-in gateways or processors, eliminating the need to choose a specific one.Because payment processors typically charge fees for each transaction, an e-commerce business needs to be mindful of the processor they choose because all their transactions are carried out by the payment processor. **Brick-and-mortar businesses —** Brick-and-mortar businesses use payment processors to process credit cards and other non-cash payments. Typically, a processor is integrated with the POS system used by the store, but an all-in-one POS system might include a payment processor. Since most shoppers use some kind of card to make purchases, a payment processor is a necessity. **Business to business businesses —** Every business collects payments in one form or another but businesses that cater to serving other businesses have a unique challenge. Some payment processors are equipped to accept e-checks and lines of credit, and integrate with billing and invoicing software to ensure payments are made and the proper documentation is created. Recurring and automatic payments are useful if a business functions on a subscription model. ### Payment Processing Software Features **Encryption —** Credit card and other payment information is extremely sensitive and must be protected from hackers and other threats. A good payment processor has strong encryption and likely more than one type of encryption to keep both customer and merchant data safe. If data is stolen the consequences can be dire for a business. **Reports and analytics —** Some payment processors provide regular reports based on activity. This helps financial management import payment into analytics software. Knowing how customers make payments and ensuring they match a business’ revenue is crucial. **Processing fees —** Many payment processors function by adding a small fee to each transaction. This is often a flat fee plus a percentage of the actual purchase. Some processors have different fee structures, but fees are nearly universal. Fee amounts vary slightly depending on the processor or based on the type of payment used. **E-commerce integration —** Payment processor integration into e-commerce stores creates a seamless experience for customers when shopping online. Shoppers input both their payment information and their shipping information at the same time, and the business receives payment and all relevant information to fulfill the order quickly. **POS integration —** For storefronts, payment processors integrated with a POS system create a seamless and quick checkout process so the stores receive payment on the spot and customers walk out with their purchase. **Payment methods —** More payment methods accepted by a payment processor, means more customers. This includes mobile payments and cryptocurrencies like Bitcoin. Many payment processors accept certain credit cards or work with specific currencies. #### Additional Payment Processing Features **E-signatures —** Some payment processors allow users to digitally sign (usually using a finger to write) their credit card purchase. This provides added security measures and prevents fraud. This is typically a feature of mobile and tablet-based POS systems integrated with a payment processor. E-commerce purchases do not typically require a signature because they cross-check billing addresses and the security code on the credit card. **Receipts —** Some POS systems generate digital or physical receipts. This allows both the merchant and the customer to maintain records. Online purchases use email receipts that can be printed if necessary. For in-store purchases, digital receipts can be emailed or texted. **Card readers —** For physical purchases using a credit card, a card reader is important for streamlining the process. It’s much faster to swipe a card or read the chip than manually input the credit card information. Many tablet-based POS systems have a stand that includes a card reader, but for those using a mobile phone, some kind of mobile reader is required. These may plug directly into the phone or connect via Bluetooth. ### Trends Related to Payment Processing Software **Mobile payments —** Today, many customers use their phones as their primary payment method. While there are some security risks and not all stores accept mobile payments, many customers will take advantage of this option. **Cryptocurrencies —** Businesses and customers alike are looking into the possibility of using cryptocurrencies, despite many issues. The added security is attractive across the board, but requires additional technology to be user-friendly. **Digital wallets —** Similar to mobile payments, digital wallets make it easier to pay without using a credit or debit card. These services send money between friends, but can easily send money to businesses as well. ### Software and Services Related to Payment Processing Software **Payment gateways —** [Payment gateways](https://www.g2.com/categories/payment-gateways) are the first step to using a payment processor since they collect and verify all the payment information. Some payment processors include a payment gateway, but many gateways work with a variety of unaffiliated processors. **E-commerce platforms —** [E-commerce platforms](https://www.g2.com/categories/e-commerce-platforms) require a payment processor to complete online purchases since cash is not possible. Some e-commerce platforms come with built-in payment gateways and processors, but some require choosing one to integrate with the e-commerce platform. A well-integrated payment gateway or payment processor creates a seamless purchasing experience for customers. **POS systems —** [POS systems](https://www.g2.com/categories/pos) require a payment processor to complete any transaction made using a credit or debit card. Some POS systems come with an integrated payment processor but can choose their own depending on the POS system they use. **Payment analytics —** [Payment analytics software](https://www.g2.com/categories/payment-analytics) integrates with payment gateways and payment processors to analyze payment data. These analytics provide real-time insight into business performance to make informed business decisions.