Lowest credit card processing fees: A 2025 comparison guide

One of the fastest ways to improve a business’s margins is lowering their credit card processing fees.

No matter the business, minimizing processing fees can save hundreds, or even thousands of dollars annually. 

But finding the lowest credit card processing fees takes more than comparing a few rates. Knowing how credit card processing works, what to avoid, and which providers offer the most value are essential.

This guide will walk you through:

  • How credit card processing fees are structured
  • Which companies offer cheap credit card processing
  • How to avoid hidden costs
  • Strategies to further reduce what you pay

Understanding Credit Card Processing Fees

Before you can lower your fees, you need to know what you’re paying for. There are 3 main types of processing fees…

The 3 Types of Processing Fees:

1. Interchange Fees (70-90% of total fees)

Interchange fees are set by card networks (Visa, Mastercard, etc.) and go to the cardholder’s bank. Typically 1.3%–3.5% of the transaction.

These fees can vary by card type (debit, rewards corporate), transaction method and industry.

2. Assessment Fees (5-10% of total fees)

Also charged by the card networks. Usually a small percentage (around 0.13%–0.15%) and are charged by all card brands and flat across all processors.

3. Processor Markup (5-20% of total fees)

A payment processor charges this to facilitate the transaction. It includes monthly fees, per transaction fees and percentage markups (you can save the most here).

For example, a flat-rate (like Square) total fee: 2.6% + 10¢ (bundles all fees, often with high markup).

A Line-by line example of a typical transaction broken down:

$100 credit card sale

Interchange: 1.8% + $.10 = $1.90

Assessment: 0.13%  = $0.13

Processor Markup: 0.3% + $.10 = $.40

Total credit card processing fee = 2.83% or $2.83

If a merchant is paying 2.8%-3% total it means most of it goes to the bank and card network, not the processor.

Common Pricing Models

  • Flat-Rate: One set percentage for every transaction (e.g., 2.6% + 10¢). Simple and predictable.
  • Interchange-Plus: You pay the true interchange fee + a processor’s markup (e.g., interchange + 0.30%). Transparent and often cheaper at scale.
  • Tiered Pricing: Transactions are grouped into “qualified,” “mid-qualified,” and “non-qualified” rates. Often unclear and more expensive.

What Affects Your Rate?

  • Your industry (e.g., eCommerce is higher risk than retail)
  • Your transaction volume
  • Whether the transaction is card-present or card-not-present
  • Your average ticket size
  • Chargeback and fraud history

We will cover how to LOWER fees in depth later in this article…

Key Players in the Payment Processing Ecosystem

There are 5 key players in credit card processing…

  • Card Networks: Visa, Mastercard, Amex, Discover set interchange and assessment fees.
  • Issuing Banks: Provide the credit card to consumers and collect interchange.
  • Payment Processors: Companies like Stripe, Square, and Helcim that route transactions.
  • Merchant Account Providers: Set up business accounts to accept credit card payments.
  • Payment Gateways: Securely transmit online transactions (e.g., Authorize.net).

Top Payment Processors with the Lowest Fees (2025 Update)

Some credit card processing companies in 2025 offering competitive rates:

These providers deliver affordable credit card processing and offer tools small businesses need.

Hidden Fees to Watch Out For

Even if a processor promises the lowest credit card processing fees, you should look for hidden costs buried in the fine print:

Common Hidden Fees

  • Monthly fees: Some charge $10–$50 just to maintain your account
  • PCI compliance fees: ~$20–$100/year for security certification
  • Statement fees: $5–$15 monthly just to get your billing summary
  • Early termination fees: Charged if you cancel a contract early
  • Equipment lease traps: Avoid long-term leases on hardware because you’ll often overpay

More hidden fees to look for and avoid…

  • Non Qualified Surcharge: used in tiered pricing, is vague and inflated
  • Annual Fee: rarely justified, watch for $99+ charges
  • IRS Reporting Fee: Some processors add this even through they’re required to report 1099-Ks anyway
  • AVS Fee: Address verification fee, padded or stacked unnecessarily 
  • PCI Non Compliance Fee: avoidable with proper compliance, can get added without notice
  • Monthly Minimum Fee: penalizes low volume, negotiable or avoidable
  • Junk Fees (integrity fee, surcharge management fees): vague names with unclear reasons, invented to boost processor profits 

Pro Tip

Always request a full fee schedule before signing up. If a processor can’t provide one, walk away.

Tips to Lower Your Credit Card Processing Fees

You don’t need to switch processors immediately to save money. Start with these strategies:

Negotiate Your Rates

If you’re doing $10,000+/month in credit card payments, you likely have room to ask for lower markups.

Choose the Right Pricing Model

  • Low volume? Stick with flat-rate
  • High volume? Go with interchange-plus for better savings

Use a Cash Discount Program

Offset credit card fees by offering a discount to customers who pay with cash. This works legally in most U.S. states and helps you recoup credit card processing fees without raising your prices.

At Cash Swipe we’ve helped over 1000+ people offer this program to businesses. It allows agents to earn a cut of every transaction while saving the business 80-100% in processing fees.

Encourage Card-Present Transactions

Swiping or dipping a card is cheaper than manually entering numbers online.

Best Solutions by Business Type

Not every payment processing solution fits every industry. Here’s what works best depending on your model:

Retail Stores

Square or Clover provide easy hardware and transparent pricing. Avoid equipment leases and simply buy your own terminal to prevent overpaying.

Online-Only Businesses

Stripe or Helcim are good for Seamless API integrations and scalable billing. Set up fraud protection to avoid chargebacks.

Restaurants and Food Trucks

Square or PayPal Zettle do well here because of mobile and touchscreen options. Look for built-in tipping and QR code support.

Freelancers and Service Providers

SumUp or Zettle for these businesses are low cost, have no monthly fees, and work with mobile. Use mobile invoicing and accepting credit card payments on the go.

Conclusion

Finding the lowest credit card processing fees is about finding a provider that fits your business model, volume, and workflow and provides the best rates.

The right payment processor helps you accept credit card payments efficiently without eating up your margins. But always look for hidden fees, confusing contracts, and overpriced hardware. 

Key takeaways:

  • Understand your credit card processing fee breakdown
  • Pick the right pricing model (flat-rate vs. interchange-plus)
  • Use strategies like cash discount programs to offset costs
  • Always read the fine print

Eliminating 80-100% of Credit Card Processing Fees

The best way to lower and even eliminate credit card processing fees altogether is using a cash discount program, given you fit these criteria:

  • A High Volume of Low-Ticket Transactions
  • Price-Sensitive or Value-Driven Customers
  • A Willingness to Accept Cash or ACH
  • Consistent In-Person Traffic
  • Slim Profit Margins
  • No Dependency on Tips Through Cards
  • No Contracts That Prohibit It

We’ve helped 1000+ agents provide the cash discount program to businesses, saving merchants millions in fees annually and making each agent passive income from every transaction.

If you’d like more information in the cash discount program and how to offer it…

Book an informational call with my business partners here.

You can also check out our free resources:

Paul Alex Espinoza

Expertise: Merchant Services, Investing, Digital Marketing
Currently: Founder and CEO of Cash Swipe

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