Best Credit Card Processors for Retail Stores
Retail stores face a specific set of processing problems that generic "best processor" lists ignore: Card-present should be your cheapest; PIN-debit savings often unpassed; EMV downgrades when terminals misconfigured. The right processor for your shop depends on your monthly card volume, average ticket (typically around $65 for retail stores), and whether your point-of-sale or invoicing software locks you into a single processor. The list below ranks providers using our editorial scoring rubric — pricing transparency, contract flexibility, support quality, hardware ecosystem, and how well each platform fits the day-to-day reality of running a retail store. Effective rates in this vertical typically run 1.8%–2.5%, and most retail stores we review are paying near the top of that range when they could be paying near the bottom.
- 1National Processing8.2/10
Interchange-plus ISO with low monthly fee and strong restaurant pricing.
Pricing: Interchange + 0.14% + 7¢ (restaurants)Contract: month-to-month✓ Industry-specific public pricing — rare for an ISO✗ Smaller brand vs. Stripe/Square - 2Payment Depot8/10
Membership-based wholesale processing — interchange + cents per transaction.
Pricing: Interchange + 5¢–25¢ per transaction (membership)Contract: month-to-month✓ True interchange + cents pricing (no percentage markup)✗ Monthly fee makes it expensive below ~$15K/mo - 3Fattmerchant7.8/10
Older brand name for Stax — same subscription-pricing model.
Pricing: Interchange + $0.08 + $99/moContract: month-to-month✓ True interchange-plus with no percentage markup✗ Subscription doesn't pencil under ~$25K/mo volume - 4CDGcommerce7.8/10
Long-running independent ISO with transparent pricing and strong nonprofit discounts.
Pricing: Interchange + 0.25% + $0.10Contract: month-to-month✓ Published interchange-plus pricing✗ Smaller than Helcim or Stax — fewer integrations - 5Shopify POS7.5/10
POS extension of Shopify — best for retail brands already on Shopify.
Pricing: 2.4%–2.7% in-personContract: month-to-month✓ Tight inventory + customer sync with Shopify online✗ Only makes sense if you're on Shopify - 6Chase Payment Solutions7.3/10
Bank-bundled processing — convenient if you already bank with Chase.
Pricing: 2.6% + 10¢ (in-person)Contract: month-to-month✓ Same-day funding to Chase business accounts✗ Real value requires already banking with Chase - 7Revel Systems7.3/10
iPad-based POS for restaurants and retail with bring-your-own-processor flexibility.
Pricing: Bring your own processor (rate TBD)Contract: 3-year✓ Bring-your-own-processor flexibility✗ $99/mo per terminal is expensive vs. Toast
Bottom line
For most retail stores, the right move is to request a free statement review before switching — the savings target for this vertical averages around $295/month, and the markup is usually hidden in fees that don't show up on the headline rate. The processors at the top of this list aren't always the cheapest in absolute terms; they're the ones that combine fair pricing with contract terms that don't punish you when you outgrow the relationship. If you want a second opinion on what you're paying today, we'll mark up your statement and show exactly where the markup is.
Fees that affect this category
Definitions, typical ranges, and how to negotiate them.
- Processor Markup0.15% + 5¢ (best-in-class) to 1.50% + 25¢ (poorly-negotiated tiered)
- Interchange Fees0.05% + 22¢ (regulated debit) to 3.50% + 10¢ (corporate cards)
- Next-Day Funding$0 (free on most modern processors) to $25/month
- Monthly Fee$0 (Stripe/Square/Helcim) to $199 (high-tier subscription like Stax)
- SurchargingUp to 3% on credit cards (network rule)