Cheapest Credit Card Processing Companies in 2026

The cheapest credit card processing provider depends on your sales volume, average ticket size, payment methods, and whether you need POS, online checkout, invoicing, or recurring billing tools. A low advertised rate does not always mean the lowest total cost once monthly fees, hardware, chargebacks, and transaction types are included.

For this guide, I compared processors based on in-person and online rates, monthly fees, pricing models, chargeback fees, hardware costs, funding speed, contract terms, and small business value. Helcim is my top pick because it has no monthly fee, transparent interchange-plus pricing, automatic volume discounts, and low chargeback fees.

How I chose the cheapest credit card processing companies

I chose the cheapest credit card processors by comparing providers with transparent flat-rate, interchange-plus, membership, custom, or surcharge pricing. I excluded processors that rely on tiered pricing because those plans are harder for small businesses to predict and compare.

I evaluated 15 processors across 26 data points, including transaction fees, monthly fees, chargeback fees, hardware costs, contract terms, payment tools, funding speed, customer support, and account stability. I also calculated sample processing costs for different business types and sales volumes to see which providers offer the best value in real small business scenarios.

Learn more in my full methodology below.

Cheapest credit card processing compared

Credit card processing fee calculator

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Helcim: Best overall and best for maximizing savings

Square: Cheapest all-in-one solution for new businesses

Stripe: Best for customizable online payments

Payment Depot: Best for custom interchange-plus pricing

Chase Payment Solutions: Best for free and fast payouts

PayPal: Best for PayPal and Venmo payments

CardX: Best for surcharging

Dharma Merchant Services: Best for transparent pricing & business practices

Stax: Cheapest wholesale rates for high-volume business

Methodology: How I evaluated the cheapest credit card processors

The cheapest credit card processing for small business depends on your monthly sales volume, average order value, payment methods, and pricing model. To find the lowest-cost options, I compared payment processors that offer transparent pricing, low transaction fees, no or low monthly fees, volume discounts, free or affordable hardware, and useful payment tools for small businesses.

I excluded processors that use tiered pricing as their default model because those rates can be harder to predict and compare. I narrowed the list to 15 processors with the clearest pricing and strongest value, then evaluated them across 26 data points covering pricing, contract terms, account features, payment tools, and expert analysis.

I also calculated sample processing costs for mock businesses similar to small retailers, restaurants, service businesses, nonprofits, and B2B companies. This helped compare how each provider performs across different sales volumes, ticket sizes, and transaction types.

• Pricing (35%): I prioritized processors with low in-person, online, and keyed-in transaction rates. I also considered monthly fees, cancellation fees, chargeback fees, card-type markups, hardware costs, volume discounts, and flexible pricing options.
• Contract terms (25%): I gave higher scores to processors with month-to-month agreements, no cancellation fees, no long-term hardware leases, no setup fees, and no monthly minimums. Providers with stable traditional merchant accounts also earned points when they offered fewer account holds and reserve risks.
• Account features (20%): I reviewed each provider’s payment tools, including mobile payments, ecommerce checkout, ACH or e-check processing, virtual terminals, invoicing, card-on-file payments, recurring billing, surcharging, POS software, and payment gateways. I also considered deposit speed and customer support availability.
• Expert score (20%): For my expert score, I focused on pricing transparency, account stability, ease of use, software compatibility, reputation, and overall value. I reviewed sample statements and contracts where available, user feedback, and how well each processor works with common small business tools like POS systems, shopping carts, and accounting software.

This guide is updated regularly to reflect changes in processor pricing, contract terms, payment tools, and credit card processing standards.

How to choose the cheapest credit card processing for small business

The cheapest credit card processing for small business depends on how much you process, how customers pay, and which fees apply beyond the advertised transaction rate. Compare the full cost before choosing a processor.

Step 1: Start with monthly processing volume

Low-volume businesses usually benefit from processors with no monthly fee. High-volume businesses may save more with interchange-plus or membership pricing, even if there is a monthly subscription.

Step 2: Compare average ticket size

Per-transaction fees matter more if you process many small-ticket sales. A processor with a low percentage rate but high fixed fee may cost more for coffee shops, quick-service restaurants, or small retail purchases.

Step 3: Separate in-person and online payments

Card-present payments usually cost less than online, keyed-in, invoice, or card-on-file payments. Compare rates based on how your business actually accepts payments.

Step 4: Review monthly fees

A lower transaction rate does not always mean lower total cost. Add monthly fees, software fees, gateway fees, and PCI fees before deciding.

Step 5: Check chargeback fees

Compare chargeback fees, refundability, and dispute support. A cheaper processor can become costly if chargebacks are expensive or hard to manage.

Step 6: Factor in hardware costs

Card readers, terminals, POS systems, warranties, and replacement devices affect startup costs. Free or low-cost hardware can make a big difference for new businesses.

Step 7: Review funding speed

Standard deposits are usually included, but same-day or instant payouts may cost extra. Check funding speed if cash flow is a priority.

Step 8: Confirm contract terms

Avoid long contracts, cancellation fees, long-term hardware leases, and unclear pricing. The cheapest processor should be easy to understand and affordable to leave if it no longer fits your business.

How to lower credit card processing fees

Processing fees are a huge recurring expense for every business, lowering your fees can save you hundreds, if not thousands, of dollars each month. Although you can’t avoid them altogether, there are some steps you can take to get low-cost credit card processing fees.

Incentivize cash payments

The first step to lowering your card processing rates is encouraging customers to pay in cash. Essentially, businesses can offset processing fees by building them into their regular prices and offering a discount for shoppers paying in cash. However, look closely at the laws in your particular state and local area. In many places, cash discounts are legal, but credit surcharges are often not.

A common example of this is pricing at gas stations. If you walk inside and pay cash, the per-gallon price is lower than paying with a card at the pump. Read our guide on cash discounting to learn more.

Accept ACH payments

After cash, ACH and e-check payments are usually the cheapest payment method to accept. This option is ideal for businesses that use recurring payments like subscriptions or charge via invoice. Stax does not charge extra fees for ACH processing except for its monthly plan.

For smaller businesses, Square offers free invoicing with ACH payments options. Square ACH processing fees are 1% per transaction with a $1 minimum. Alternatively, QuickBooks also offers an ACH invoicing option, which charges 1% per ACH transaction. This option is particularly practical if you are already using the accounting software. Read about ACH processing and the other most affordable ways to accept payments online.

Apply for B2B rates

B2B businesses can qualify for even lower processing rates known as Level 2 or Level 3 processing. These rates are not available to most small businesses, especially business-to-consumer (B2C) businesses. However, if you are a business-to-business (B2B) company processing large volumes, check with a merchant account provider like Dharma Merchant Services.

Shop around for quotes

Once your business grows to a place where you are consistently processing more than $20,000 per month, you can likely negotiate lower rates with different processors. Shop around and request quotes actively to see if you could save several hundred dollars per month by switching credit card processing companies.

Implement a surcharge

At least on the surface, the most straightforward way to lower credit card processing fees is to pass them along to customers. This option is becoming increasingly popular, and there are now more reputable payment processors offering this service.

However, surcharging is not legal in every state (although cash discounting is). Adding on extra fees to every transaction does not create a positive customer experience, which is crucial for retention and long-term business success. See if credit card surcharging is right for your business.

Lower your chargeback rates

When your business faces a chargeback, if the dispute is not resolved in your favor, your business could be out of the transaction fee from the initial purchase, the cost of the product or service itself, and potentially another transaction fee for the reimbursement. So, chargebacks are costly even as a one-off occurrence.

However, if your chargeback rates are above 1% of your total transactions, your processor might impose higher transaction fees and reserve requirements. A high chargeback rate could also cause your business to be labeled “high risk,” which also results in higher processing fees. Read our guide for preventing chargebacks, which is key for keeping transaction fees low.

Accept more in-person payments

As you may have noticed with the rates listed in this guide, card-not-present transactions like ecommerce, keyed-in, invoicing, card-on-file, and payments made over the phone come with higher processing fees. This is because these types of payments have a higher risk for card networks and issuing banks as they are more susceptible to chargebacks and fraud.

Whenever possible, opt for card-present transactions like swipe, chip, and NFC payments. Because the customer is physically present, there is less risk involved, and therefore the interchange fees and processor markups are lower. Read our guide to interchange fees and factors that influence them.

Frequently asked questions (FAQs)

These are some of the most common questions we get about the cheapest card processing companies.

What is the cheapest credit card processing for small business?

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Which credit card processor has the lowest fees?

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Is Square the cheapest credit card processor?

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How can I lower credit card processing fees?

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What is the cheapest way to accept credit cards?

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Are there credit card processors with no monthly fees?

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Is free credit card processing really free?

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Bottom line

In general, credit card processing and payment processing are necessary functions of any business, but they come at an expense. Many different payment processing companies advertise the lowest rates, and many of them have completely different fee structures. Finding cheap credit card processors for small businesses is tricky but can save your business hundreds, if not thousands, of dollars every month.

If you’re not ready to choose, read more about merchant accounts and how credit card processing fees work.