Payment aggregators let an eCommerce merchant process transactions without ever setting up a direct merchant account with a bank or card association — handling card, stored value, and bank transfer payments all through one relationship instead.
What merchants get
- Simple implementation
- Access to cross-border markets that would otherwise take real setup work
- A wider customer base and better conversion, since the option is already trusted
- A path to accepting cards for merchants who couldn't qualify for a traditional merchant account
- Broad consumer trust — these are popular, recognized brands
What it costs
Fees typically run higher than direct card processing, chargeback and fraud guarantees vary meaningfully by provider, and costs across this category have generally trended upward in recent years.
Cost structure
Expect monthly fees, merchant account costs baked into the aggregator's pricing, and interchange fees — the exact mix varies by vendor.
What to actually check
Understand the full cost, not just the headline rate. Weigh regional brand recognition against your actual customer base. Dig into fraud protection and dispute handling in real detail before committing. And be honest about whether you're solving a real payment-processing gap, or just chasing a conversion bump that might not materialize.