PAYMENTS FOR PSPS AND ISOS
Connect multiple acquirers, devices, payment methods and business apps through one independent orchestration layer.

The pressure on PSPs and ISOs is growing
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Merchants are increasingly buying payments from companies that aren't traditional payment providers. Software providers are building payments into the platforms merchants already use - bringing the payment relationship with them - while tighter margins and rising expectations are giving merchants more reason to switch when their provider can’t keep up.
That means the bar is higher for PSPs and ISOs. Merchants expect more from an ISO payment processor than card acceptance, and competition is closing in from providers who can offer more flexibility than a single acquirer or device relationship ever could.
Merchants want payments to fit into the rest of their business, support the ways they want to sell and give them room to add new capabilities - without having to switch providers every time they need something new.
They also expect to be live in days. If onboarding takes weeks, someone else will have signed them by the time you're ready.
What merchants now expect:
SmartPOS-style, app-driven experiences
More ways to pay, including alternative payment methods
Competitive pricing and better value
Freedom to choose and change payment providers
Modern, Android-based devices that can replace legacy infrastructure
Payments built into the software they already use
How Aevi is different
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Most platforms built for PSPs and ISOs focus on one part of the payment stack. We provide the orchestration layer across it, giving PSPs and ISOs the freedom to choose, change and add without being locked into one provider.
We're the only independent orchestrator built for in-person payments. We don't sell acquiring and don't make terminals, so we've got no reason to steer you towards one provider or one device roadmap.
Our orchestration platform is trusted across 270,000+ connected endpoints and more than 3.1 billion transactions - with an uptime above 99.99%.

Independence from any single acquirer or processor
Connect multiple acquirers and processors through one integration and keep control of your commercial relationships. You decide which providers you work with, how you route payments and what you offer your merchants - without being tied to a single provider.
Vendor and hardware flexibility
Support SmartPOS, SoftPOS, unattended and traditional terminals through the same orchestration layer. Choose the hardware that fits your merchants without locking yourself into a particular vendor or having to rebuild your stack every time you want to add or change a device.
A stack built to extend, not replace
Add new acquirers, payment methods, devices and value-added services through the same orchestration layer. Expand what you can offer without re-platforming your payments infrastructure every time your business or the market changes.
Own the merchant relationship
White-label the platform and build the payment experience, pricing and services around your merchants. Aevi provides the infrastructure; you keep the merchant relationships.
Aera - Every Nordic market wants its own acquirers and schemes, BankAxept included. Aera serves all of them from one POS integration, and when a market changes the rules, the application stays as it is.
Rabobank - Rabobank's merchants are on terminals from several different manufacturers. All of it runs through one layer, so new devices go live without anyone touching the acceptance flows.
UniCredit - UniCredit runs terminals from more than one vendor, all managed through the same orchestration layer. Android devices and SoftPOS were added alongside its existing hardware, so it can introduce newer options without replacing the estate it already has.
The outcomes PSPs and ISOs care about
Growing revenue
Create more ways to generate income from your existing merchant relationships:
- App marketplace capabilities you can monetize
- Value-added services alongside payments
- New upsell opportunities across your existing merchant base
Increasing merchant retention
Give merchants fewer reasons to look elsewhere:
- Custom, branded payment experiences
- Omnichannel capabilities connecting online and offline payments
- Integrated business applications running alongside checkout
Future-proofing your proposition
Adapt to new providers, devices and payment experiences without rebuilding from scratch:
- Flexible hardware across device brands and form factors
- Multiple acquirers on one integration
- Open integrations that keep your stack flexible
Turn every terminal into a platform for recurring revenue
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Payment processing margins are under pressure, but adding new revenue streams doesn’t have to mean finding more merchants. Your existing merchant estate can become a platform for recurring revenue, giving you more ways to add value across your existing merchant base.
- Business apps and industry-specific workflows alongside payments
- Loyalty and customer engagement tools
- Digital receipts and reporting
- Merchant-facing analytics and insights
- Additional value-added services without changing the core payment setup

The recurring revenue playbook for PSPs and ISOs
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What does it take to build recurring revenue beyond payments? Our whitepaper explores how value-added services can open up new revenue opportunities across your existing merchant base.
Fill out the form to download the whitepaper.

Don't force merchants into a single ecosystem
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Merchants’ needs change, and their payment setup needs to keep up. Aevi’s orchestration layer gives every ISO payment processor the flexibility to let merchants change providers, hardware and payment methods without having to rebuild their setup around each decision. It also makes the stack easier to manage and extend as your business adds new capabilities.
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What it means for your merchants:
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What it means for your business:
Change hardware without a migration project
Move between device brands and form factors without re-certifying or ripping out the existing estate.
Reduce operational complexity
Manage devices, routing and provider connections through one orchestration platform rather than managing multiple disconnected systems.
Add new payment methods as they emerge
Introduce wallets, alternative payment methods and new schemes through the same integration.
Expand your partner ecosystem
Connect new acquirers, processors, devices and app partners through the integration you already have.
Switch or add acquirers as your commercials change
Introduce a new provider, or move away from one, while the terminal in the merchant's hand keeps working.
Introduce new services faster
Deploy new payment methods, apps and merchant-facing capability as configuration rather than a development cycle.
Extend the stack instead of replacing it
Add new markets, services and capabilities on top of what's already running.
Adapt as the market moves
Meet new compliance requirements and merchant expectations on your existing stack.
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Onboard merchants faster
Bring new merchants and locations live in hours or days rather than weeks, using APIs and automation instead of manual setup.
ISO payment solutions built on the orchestration layer

SmartPOS for ISOs
Give merchants the SmartPOS experiences they expect while keeping the flexibility to work across devices, providers and services through one orchestration layer.

Card present gateway
Route and process in-person transactions across acquirers and payment methods, giving you a single gateway to build on regardless of which providers or devices your merchants use.
Dynamic cost-saving calculator
Optimize your payment processing and cut costs with Aevi’s In-Person Payment Orchestration Platform. Use our cost savings calculator to estimate how much your business could save annually.
ISO payment processor FAQs
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An ISO, or independent sales organization, sells and services merchant payment accounts on behalf of an acquirer. An ISO payment processor handles the processing behind those accounts. Many ISOs now work with several acquirers rather than one, which is where an orchestration layer helps - it connects them all through a single integration.
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Yes. Aevi's orchestration layer decouples your device estate from any single acquirer, so you can add, switch, or remove acquirer relationships without touching the terminals already deployed with merchants.
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Working with multiple acquirers gives you more choice and control. You can negotiate better terms, reduce your reliance on one provider and route payments based on what works best for each merchant.
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Yes. You can put your own brand around the payment experience while Aevi provides the orchestration layer underneath. Your merchants see your brand and services, not a third-party platform.
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Yes, Aevi’s app marketplace lets you add business apps, loyalty, digital receipts, reporting and other services alongside payments - giving you more ways to add value for merchants.
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Add value-added services and apps to the merchants you already serve. This gives you more ways to generate recurring revenue beyond transaction processing, without needing to find new merchants or replace their existing hardware.
Find your solution

Card present payment gateway
Enhance your merchant offering by combining payments with third-party apps - enabling smarter, app-rich experiences at the point of sale.

SmartPOS for ISOs
Support independent sales organizations with a scalable smartPOS solution that meets evolving merchant needs across devices and markets.

SmartPOS for ISVs
Enable independent software vendors to integrate payments into their platforms quickly and securely - ideal for retail, hospitality, or service-sector ISVs.

Unattended Payments for Fuel
Empower merchants in the fuel sector to offer fast, secure self-service transactions that integrate smoothly with their existing infrastructure.

Unattended Payments for Retail
Support your retail merchants with unattended POS solutions that reduce queues, lower operational costs, and deliver better customer experiences.
Who we serve
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Ready to give your merchants room to grow?
Whether you’re looking to grow revenue, retain more merchants or add new payment capabilities, Aevi gives you the flexibility to do it without rebuilding around every new provider, device or payment method.
Fill out the form below to start a conversation with our team.
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