Best interchange-plus payment processors

Interchange-plus pricing shows you the true card-network cost plus a fixed markup, so it's the most transparent model and usually the cheapest once you have steady volume. These processors offer interchange-plus pricing.

22 processors

Adyen logo

Adyen

Verified
No reviews

Enterprise-grade global payments on a single platform.

Interchange + 0.60% + $0.13

online rate

$0

monthly fee

T+2

payout

Enterprise
Global
Omnichannel
Helcim logo

Helcim

Verified
No reviews

Transparent interchange-plus pricing with automatic volume discounts.

Interchange + 0.50% + $0.25

online rate

$0

monthly fee

Next day

payout

Growing SMBs
Transparent pricing
Omnichannel
Stax logo
No reviews

Subscription-style pricing that passes interchange straight through.

Interchange + $0.15

online rate

$99

monthly fee

Next day

payout

High volume
Predictable cost
Established businesses

Publishes its exact interchange-plus markup by industry rather than quoting it, and prices nonprofits lower still.

IC + 0.20% + $0.11

online rate

$20, $15 nonprofit

monthly fee

Varies

payout

Nonprofits
Small Business
Retail Storefronts
+1
Mollie logo
No reviews

European payment service provider with published per-transaction pricing, deep local method coverage and no monthly fee for online payments.

1.8% + EUR 0.25

online rate

EUR 0 online

monthly fee

Varies

payout

European ecommerce
Small business
Marketplaces
+1
PayJunction logo
No reviews

US merchant services provider offering paperless card and ACH processing on month-to-month terms with no cancellation fee.

From 1.49% + $0.15

online rate

None above $10k volume

monthly fee

2-day

payout

Healthcare practices
Auto repair shops
Professional services
Checkout.com logo
No reviews

Enterprise acquirer with direct licenses across the UK, EEA, US, APAC and MENAP, custom Interchange++ pricing and same-day settlement.

Custom quote

online rate

None

monthly fee

Varies

payout

Enterprise ecommerce
International sellers
Marketplaces
+1
Easy Pay Direct logo
No reviews

Austin merchant account provider that splits one merchant's volume across several MIDs, built for high-risk and direct-response sellers.

2.69% + $0.36

online rate

Typically $25

monthly fee

Varies

payout

High-risk merchants
Direct response marketers
Coaching and info products
+1

Long-running Colorado high-risk ISO that places domestic, international and offshore merchant accounts, with month-to-month terms for most merchants.

Custom quote

online rate

Custom quote

monthly fee

Varies

payout

Offshore merchants
High-risk ecommerce
Multi-currency sellers
+1
Worldpay logo
No reviews

Global enterprise acquirer processing 55 billion transactions a year across 174 countries, now owned by Global Payments.

Custom quote

online rate

Negotiated

monthly fee

Next day

payout

Enterprise acquiring
Multi-country retailers
Platforms and PayFacs
+1
BlueSnap logo
No reviews

Global payment orchestration with local acquiring in 50 countries, published regional fee schedules and intelligent routing with failover.

2.9% + $0.30

online rate

$0 above $5,000 sales

monthly fee

2-day

payout

Multi-region ecommerce
B2B and AR automation
Platforms and marketplaces
+1
Corepay logo
No reviews

A Florida-based high-risk merchant account provider that places specialty businesses with acquiring banks in the US, UK, EU, Canada and Australia.

Custom quote

online rate

None advertised

monthly fee

Next day

payout

High-risk ecommerce
CBD and supplements
Telehealth
+1

How interchange plus pricing actually works

Interchange-plus pricing separates your payment processing cost into two parts: the interchange fee set by the card networks and issuing banks, plus a markup charged by your processor.

For example, if a transaction has an interchange cost of 1.65% + $0.10 and your processor charges a markup of 0.30% + $0.10, your total cost would be 1.95% + $0.20 for that transaction.

The advantage is transparency. Instead of paying one blended rate, you can see the interchange cost and processor markup separately on your statement.

Your effective rate can change from month to month because different cards have different interchange rates. A basic debit card may cost less to process than a rewards credit card, for example.

The tradeoff is simplicity. Flat-rate processors such as Square and standard Stripe pricing are easier to understand upfront. Interchange-plus pricing can become more attractive as processing volume grows, but the actual savings depend on your transaction mix, processor markup, and monthly fees. The flat-rate processors page covers the other side of that decision.

Frequently asked questions

Is interchange-plus cheaper than flat-rate?
For established businesses with consistent volume, interchange-plus is usually cheaper because you pay the real interchange cost plus a small fixed markup instead of a blended rate. Very small or new businesses may still prefer flat-rate simplicity.
What does interchange-plus mean?
Interchange is the fee the card networks charge; 'plus' is your processor's fixed markup on top. Because the two are itemised, you can see exactly what you're paying, unlike tiered or blended pricing.
What is a typical interchange-plus markup?
A common range is around 0.10% to 0.50% plus a per-transaction fee on top of interchange, although actual pricing varies by processor, business type, processing volume, and risk profile.
How do I calculate my effective rate under interchange-plus pricing?
Divide your total processing fees by your total processed volume for the same statement period. For example, $450 in total processing fees on $25,000 in transactions is a 1.80% effective rate. Use a full statement cycle rather than calculating the rate from one transaction, because your interchange mix can change throughout the month.

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