Credit Card Processing Companies: Our Best Options

A processor affects more than checkout: it also shapes the fees, software connections, and support a business relies on. We compare options for U.S. small businesses, online sellers, restaurants, and larger merchants. The right setup depends on where customers pay, which payment methods they use, and what tools keep daily work moving.

A payment gateway securely transmits payment information between checkout and the institutions that authorize a transaction. A payment processor handles the broader movement of transaction data. Some providers bundle both services, while others let businesses choose them separately.

Our comparison separates options for in-person sales, online payments, and higher-volume operations. We also look at software fit, customer support, and the full cost of accepting cards. A useful comparison starts with the way customers actually pay, not with a provider’s headline rate.

Key Takeaways

• Match payment tools to your sales channels and daily work.
• Compare the full cost, not just one transaction rate.
• Check software fit, support, and dispute handling before signing.
• Use the same sales details when comparing provider proposals.
• Choose a setup that can support your business as it grows.

How We Compare Credit Card Processing Companies

We compare processors by how well their payment channels, software, support, and complete costs fit a business’s daily work. Fit matters because a shop, a restaurant, and an online seller handle payments differently.

We consider five practical points: the total setup must work across payment, security, and support needs, not just checkout.

• Payment channel: in-person, online, mobile, or a mix.
• Total cost: transaction charges and any recurring costs.
• Software compatibility: links to accounting, inventory, or ordering tools.
• Support and disputes: who helps when a payment fails or gets challenged.
• Security: how card data is protected and who handles required steps.

Card processing generally moves through authorization, clearing, and funds transfer. The payment gateway transmits transaction data for authorization, while the processor handles broader back-end movement. Providers may bundle these services or offer them separately.

PCI DSS is the payment card data security standard. It sets technical and operating requirements for entities that store, process, or transmit card data. The PCI DSS standard explains its scope and related security programs.

We use the examples below as options to compare, not as a ranking. A provider’s listed setup or pricing approach does not show the full cost for every business.

Verify PCI DSS responsibilities and the support owner before sharing card data or signing an agreement.

We also review how a merchant account fits the arrangement. Some providers supply one, while other setups rely on a separate account and acquiring bank. Our privacy policy explains how this site handles personal data.

Verify PCI DSS responsibilities and the support owner before sharing card data or signing an agreement.

Which Processor Fits Our Business?

A small retailer that takes in-person payments may start with Square, while an online-first business may find Stripe a closer fit. Restaurants may favor Toast’s restaurant tools, and businesses comparing interchange-plus pricing can consider Helcim.

These choices are a shortlist, not a universal ranking. The best credit card processor for a small business depends on its sales channels, software, and support needs.

For a list of credit card processing companies, we can compare Square, Stripe, Helcim, Stax, PayPal, Fiserv, Adyen, Toast, Finix, and Payment Depot. This non-ranked set covers several business types and pricing approaches.

Those names also answer searches for the top 10 credit card processing companies, but they do not form a volume ranking. TSG’s U.S. merchant acquirer directory includes more than 300 payment players, so ten names cannot represent every fit.

When we compare providers, we should use the same business details for each one. Describe in-person and online sales, expected payment types, and current software. A storefront with a basic POS has different needs from a marketplace with custom checkout.

Give each shortlisted provider the same description of your sales channels and software before comparing proposals.

What Do Credit Card Processing Fees Typically Cost?

A common benchmark is 1.3%-3.5% plus 10-30 cents per transaction, with the actual bill shaped by card and sales mix. That range is a general benchmark, not a quote for a particular business.

Flat-rate averages are around 2.6% for in-person transactions and 2.9% online. The effective processing rate shows total processing fees as a share of card sales, making it useful for comparing complete bills.

Calculate it by dividing total processing fees by card sales volume, then multiplying by 100. For example, $2,300 in fees on $100,000 in card sales equals a 2.3% effective processing rate.

The fixed-fee range is a typical benchmark, not a provider-specific flat-rate quote. A fixed charge takes a larger share of a small sale than of a large one. For example, a 30-cent charge weighs more heavily on a $5 purchase than on a $100 purchase.

When we review processing costs, three details help explain the bill:

• Average transaction size, which changes the effect of fixed cents.
• Payment channel, such as in-person or online sales.
• Card and sales mix, which can affect the total fees.

Use the same fee categories and sales period for every effective-rate calculation. That makes the result more useful than comparing a single advertised percentage.

Calculate the effective rate from the same set of fees and sales for every proposal you compare.

Which Pricing Model Suits Our Volume?

Flat-rate pricing is easiest to forecast, while interchange-plus is worth comparing when transaction volume and card mix make a detailed cost review useful. The structure changes how fees appear, not whether payment processing has a cost.

Businesses processing over $10,000 monthly may pay lower processing fees through interchange-plus pricing or rate negotiation. That volume is a reason to compare, not a promise of savings.

• Flat-rate pricing: one set rate makes estimates easier to plan.
• Interchange-plus pricing: card-network interchange is separated from the processor markup.
• Subscription pricing: a recurring charge is added to transaction costs.
• Tiered pricing: transactions are grouped into categories that can be hard to compare.

Interchange is the card-network cost tied to a transaction. With interchange-plus pricing, the processor adds its markup to that underlying cost. A clear statement can show the parts, though comparing them takes more effort.

“Free credit card processing for a small business” can mean no monthly subscription, or fees passed to customers where allowed. It does not mean the underlying card payment has no cost.

Passing a fee to customers is not available in every situation, and it may bring other business or legal concerns. A business should not treat it as an automatic way to remove its costs.

Flat rates can make budgeting simpler when sales vary, while a subscription adds a recurring cost to account for in slow periods. Tiered plans can make two offers look alike even when their categories differ.

Compare total cost using your own transaction mix rather than choosing by the pricing label alone.

Is Square a Good Fit for Our Business?

Square can suit a small business that wants POS tools and payment acceptance together, but its rate depends on the transaction channel and plan. Different sales can carry different charges, even under one account.

Square Free has no monthly subscription cost, but card processing is not free. We should compare the plan’s recurring cost with fees on the transactions we actually accept.

Square Plans and Subscription Costs

Square Free has no monthly subscription cost. Square Plus and Square Premium each include a 30-day free trial. The plans support businesses that combine in-person and online sales, though their transaction fees differ.

Eligible businesses processing over $250,000 per year may receive custom pricing. Visa, Mastercard, American Express, and Discover have the same processing fees on Square. That helps keep card-brand differences from changing the listed fee for these four brands.

Bitcoin payments have 0% processing fees through December 31, 2026, then 1%. Legacy-plan in-person EBT costs 1.8% + 5 cents per transaction, while custom rates may vary.

How Square Fees Change by Payment Type

The table separates fees by plan and payment type. Manually entered or card-on-file payments use the same listed fee across all three plans.

An international card adds 1.5%. The listed EBT rate applies to legacy plans; custom rates can differ. These details matter for sellers whose customers use different payment methods or buy through more than one channel.

Square’s POS focus can help local services and small retailers manage payments alongside sales tools. But a plan’s subscription cost and transaction charges should be considered together.

Check the plan and transaction category against your actual sales before estimating what Square will cost.

When Does Stripe Make Sense for Online Payments?

Stripe is a strong candidate for online-first businesses that need flexible checkout integrations, with a standard domestic online rate of 2.9% + $0.30. That standard rate covers a successful domestic card transaction, not every Stripe product or payment type.

Stripe ranked fourth in TSG’s 2026 U.S. merchant acquirer directory and processed over $900 billion in U.S. volume in 2025, up 45% year over year. Scale offers context, not proof that Stripe fits every business.

Stripe for Online Checkout and Integrations

Stripe’s API ecosystem lets businesses build payment flows into websites and other software. Businesses can also use online checkout and payment links, which can support sales without a custom-built payment page.

Recurring billing can help manage repeat charges, while integrations connect payment activity with other business software. These features may suit companies with custom checkout needs or digital products.

Costs Beyond the Standard Card Rate

Other Stripe products and payment types may have different costs. International payments and currency conversion can also affect the amount charged.

Implementation work may add costs beyond transaction fees, especially when a business needs custom software or more complex integrations. The standard domestic rate should not stand in for the full cost of every payment flow.

For an online store, we should account for how customers pay, where they are located, and which Stripe services the setup uses. A written offer can clarify those details before we compare it with another processor.

Match the written quote to the Stripe products, currencies, and payment flows your business will actually use.

Is Helcim Worth Comparing for Interchange-Plus Pricing?

Helcim is worth comparing when a business wants interchange-plus pricing without a fixed monthly fee. Its listed averages offer a starting point, not a guaranteed price for every business.

Helcim lists average rates of 1.83% + $0.06 in-person and 2.27% + $0.25 for keyed or online payments. The final cost depends on the cards customers use and the payment channel.

How Helcim’s Interchange-Plus Rates Work

Interchange-plus pricing passes through the underlying interchange cost and adds a processor markup. The total can change as the card mix and payment channel change.

Helcim has no fixed monthly fee. Its listed rates can help businesses compare a visible markup with other pricing structures, but they do not guarantee one final effective processing rate.

Statements may take more work to interpret than a single flat rate. The added detail can show how transaction costs break down, but businesses need to understand the categories.

Which Businesses Should Compare Helcim?

Helcim may suit small and midsize businesses that want to review interchange costs rather than rely only on one blended rate. Businesses with different sales channels should consider each channel separately.

Actual results depend on transaction mix. A business with many card types or varied sale sizes may see a different total from the listed averages.

Request a written estimate based on your recent card mix before assuming the listed averages match your effective rate.

Can Subscription Pricing Lower Costs for High-Volume Businesses?

Subscription pricing may be worth comparing when a business processes consistently enough to evaluate a monthly charge against its transaction costs. Consistency matters because the recurring fee remains due during slower periods.

Stax subscription pricing starts at $99 per month. The listed annual-volume tiers are $139 for $150,000-$250,000 and $199+ per month for $250,000 or more.

Stax’s Listed Subscription Tiers

Stax lists a starting price of $99 per month. Its listed price is $139 per month for businesses processing $150,000-$250,000 per year.

For businesses processing $250,000 or more per year, Stax lists $199+ per month. These are subscription prices, not a complete estimate of every charge a business may face.

When a Monthly Fee Is Worth Comparing

We should compare the subscription plus other applicable charges against the business’s actual processing costs. A monthly fee can be easier to judge when transactions stay steady across the year.

Seasonal sellers need a closer look. A busy month may make a recurring fee seem small, while a slow month can make it weigh more heavily on costs.

The listed prices do not set an exact break-even point. That depends on the business’s sales, card mix, and other charges under its agreement.

Model a slower month as well as an average month before committing to a recurring fee.

Do We Need a Gateway, a Processor, or Both?

A gateway-first setup can suit a business that wants to keep or choose its merchant account while using a separate checkout connection. The right arrangement depends on which provider handles each step.

A gateway transmits payment details, while the payment processor handles broader transaction movement. A gateway alone does not always provide acquiring, processing, and settlement.

Gateway-First Setups

Authorize.net is a gateway provider owned by Visa. It can work with a separate merchant account and acquiring bank, so the business should identify each party’s role.

Braintree, owned by PayPal, supports recurring billing and stored payment methods. Its vaulted payment methods let businesses keep payment details for future use through the service.

PayPal is another familiar online checkout option. A business should assess how it fits the way customers pay and how the existing website handles checkout.

Wallet Checkout and Digital Business Tools

Some businesses need a separate gateway because they already have a merchant account or rely on particular software. Others may prefer a bundled arrangement with fewer separate providers.

We can use this checklist to map the setup:

• Identify the provider named in the contract.
• Confirm how the merchant account is arranged.
• Verify exact compatibility with business software.
• Establish who handles support and disputes.

A clear setup also names who helps when a payment is declined or a dispute arrives. That keeps the business from assuming that one provider owns every part of the payment path.

Confirm who authorizes, processes, and settles each payment before deciding that a gateway is an all-in-one processor.

Which Enterprise Processor Fits Complex Operations?

Global Payments led the 2026 U.S. acquirer directory by volume, while Adyen, Fiserv, and other enterprise providers serve different operating needs. Large operations should compare service and contract details across locations.

Global Payments processed nearly $2.8 trillion in U.S. volume across over 53 billion transactions in 2025 after acquiring Worldpay. That scale does not mean every enterprise gets the same contract.

Global Payments and Worldpay

Global Payments and Worldpay may suit large-scale U.S. operations and businesses with cross-border needs. Worldpay supports cross-border and multi-currency services.

Businesses should identify the exact contracting entity and terms. A large provider may offer different arrangements based on each business’s locations and operating needs.

Adyen and Fiserv

Adyen supports omnichannel processing across online, in-store, and mobile channels. Multinational businesses can compare its setup against the regions and channels they use.

Fiserv acquired First Data and serves businesses evaluating bank-linked merchant services. The exact product and contract matter, since the company name alone does not describe the setup.

Checkout.com for Digital Businesses

Checkout.com serves online businesses and marketplaces. A platform should assess whether its needs match the service’s markets and integration model.

The table shows distinct operating contexts, not a ranking. A nearby office may matter to a business searching for credit card processing companies near me, but proximity alone does not show lower fees.

For in-person help, compare service availability and escalation ownership rather than assuming that a local office controls the account. Those details can affect how quickly an issue reaches the right team.

Put the contracting entity, integration, funding terms, and support owner in writing for each location.

Is Toast a Strong Option for Restaurants?

Toast deserves consideration from restaurants that want to evaluate payment processing alongside restaurant POS operations. Restaurant workflows can link orders, payments, and staff tasks in one operating system.

Toast is a restaurant payment and POS provider. Its fit depends on how well the full system matches the restaurant’s own service and reporting needs.

Toast ranked as the 13th-largest provider by U.S. processing volume in TSG’s 2026 directory. Its U.S. processing volume grew about 24% year over year.

That directory position describes processing volume, not service quality for every restaurant. Operators should test their actual ordering and payment steps before changing systems.

We can check three parts of a restaurant setup:

• Compatibility with existing tools and equipment.
• Reporting and reconciliation needs.
• Who supports hardware and payments.

A busy restaurant might need orders to move cleanly from staff entry to payment and end-of-day reporting. A café with a simpler counter setup may use different tools and staff steps.

Restaurants should test dine-in, takeout, and any other order types they rely on. Staff should also check how the system handles changes, refunds, and payment closeout.

Test the full order-to-payment workflow before replacing an existing restaurant system.

How Do Finix and Payment Depot Price Their Services?

Finix pairs a listed monthly starting price with a flat rate, while Payment Depot lists variable rates alongside wholesale interchange pricing. The percentages use different pricing bases, so they are not direct equivalents.

Finix lists a starting price of $250 per month for direct merchants and a flat-rate processing fee of 2.75% + $0.30 per transaction. Payment Depot lists variable rates of 0.2%-1.95% and wholesale interchange pricing with no extra percentage markup.

Finix’s Starting Price and Flat Rate

Finix’s listed charges combine a monthly starting price with a percentage and fixed fee per transaction. A business should include both parts when estimating its total processing costs.

The starting price applies to direct merchants. It does not, by itself, show the full cost for every business or payment mix.

Payment Depot’s Variable Rates

Payment Depot lists variable rates of 0.2%-1.95% and wholesale interchange pricing without an extra percentage markup. Its percentage range should not be compared with an all-in flat rate as if both use the same base.

To compare proposals on equal terms, we can:

1. Match each quote to the same payment mix.
2. Include recurring and per-transaction charges.
3. Compare the total over the same period.

The comparison should include monthly, per-transaction, and other required costs. If one offer separates interchange from markup and another blends costs, the percentage alone will not show which total is lower.

Ask each provider to show the complete cost calculation for the same sales volume and card mix.

How Many Payment Processors Operate in the U.S.?

The count depends on what a directory treats as a payment-processing company: F6S listed 72 U.S. companies, while TSG covered more than 300 players. Different scopes explain why the counts do not match.

F6S listed 72 payment-processing companies in the United States as of October 2, 2026. TSG’s 2026 directory covers more than 300 payment players, which collectively process over 95% of U.S. card payment volume.

These figures count different types of entries and should not be treated as the same measure. A company listing and a directory of payment players may cover different parts of the market.

How the Directories Count Providers

F6S presents company listings, while TSG tracks payment players and their processing volume. TSG’s directory is not a complete list of every company in the United States.

TSG counted 70 entities processing over $10 billion in annual U.S. volume. That group is a portion of a much wider directory.

Where Volume Is Concentrated

TSG’s top five processed nearly $9 trillion in card volume in 2025, about two-thirds of the directory total. The top 25 processed over 90% of that volume.

Global Payments, Block, Stripe, and QuickBooks Payments were the only providers in the directory with over a million domestic clients. Client count and processing volume describe scale, not fit for a particular business.

Businesses should use directories to understand the range and scale of providers. A smaller business may care more about software fit and support than a provider’s total volume.

Use directory counts to understand market coverage, not as a substitute for comparing a provider’s fit with your business.

A directory figure can help show whether a provider operates at scale, while contract and service details still need separate review.

What Is X Money, and Is It a Merchant Processor?

X Money began its U.S. rollout on July 29, 2026, as a consumer payments and deposit service, not a merchant processor for accepting customer card sales. Its role differs from a service built for business checkout.

Initial access was for X Premium and Premium+ subscribers. X Money supports peer-to-peer payments, wire transfers, and bill payments.

Users receive virtual and physical Visa debit and flex cards with 3% cashback on eligible purchases. X said users could access paychecks two days early and earn up to 6% APY on deposits, but those benefits are not guaranteed for every user.

Deposit accounts are held at Cross River Bank, Member FDIC, and insured up to $250,000. X also described an automatic cash sweep program with up to $10 million in aggregate FDIC pass-through deposit insurance across participating FDIC-insured network banks.

The $10 million figure describes aggregate coverage across participating banks, not standard coverage at one bank. The stated deposit account coverage and sweep program refer to different insurance arrangements.

X Money is designed for consumer payments and deposits. It is not the same as a merchant account or a processor that helps a business accept customer card sales.

Businesses choosing a processor should compare merchant acceptance, settlement, and support rather than consumer wallet features.

Conclusion

A useful processor choice is the one whose complete setup fits how your business takes payments today and can support its next stage. Fit includes sales channels, software, transaction mix, and the support your team needs.

The lowest advertised rate may not produce the lowest total cost once recurring charges, tools, and payment types are included. A proposal based on real sales gives us a better way to judge the offer.

Gather three recent processing statements and request written proposals priced against the same transaction mix.