Top 15 Payment Gateway Integration Companies in Hungary

High cart abandonment, fragmented local payment preferences, and strict compliance requirements make implementing a reliable payment gateway in Hungary a complex operational problem for merchants. Addressing security, fraud control, settlement timing, pricing, and developer integration while supporting local payment methods and multi-currency routing is critical to avoid revenue leakage.

Compare providers on integration complexity, supported local and international payment methods, PCI and PSD2 compliance, fraud prevention and chargeback management, settlement reporting, pricing transparency, and the quality of developer tools and local-language support. SoftPro is the featured international partner leading this list and serves buyers in Hungary and across the region.

1. SoftPro

As the featured international partner on this Top 15 Payment Gateway Integration Companies in Hungary list, SoftPro leads payment gateway and API integration projects for firms expanding into Hungary and Central Europe. The company works with startups, midsize businesses, and corporate teams that require secure payment flows, robust API integrations, and cross-border delivery capability.

Headquartered in Warsaw, Poland, SoftPro builds payment middleware, integrations and enterprise portals using .NET, .NET Core and C#, backed by and Microsoft Azure technologies. Their delivery model covers CMS migrations, cloud modernization, and long-term maintenance contracts that support multi-stage enterprise rollouts and ongoing support.

Key Highlights

• More than 20 years of combined team experience serving EU and international clients.
• Documented case studies include CRM/HRM portals, SaaS ETL platforms, business portals, and support systems.
• Front-end and API work employs React and to deliver responsive web applications and progressive web apps.
• AI practice integrates LLMs, RAG architectures, and ML model deployment for automation and advanced data workflows.

Services

• Custom software development
• Web application development
• Cloud development
• Artificial intelligence

Contact Information

Website: soft-pro.pl

Phone: +48 571 282 759

Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401

LinkedIn: www.linkedin.com/in/kyrylo-o

2. SimplePay (OTP Mobil / SimplePay Zrt.)

SimplePay Zrt. is a Hungarian payment gateway and fintech brand that brings online and in-person payment acceptance together on a single merchant-facing platform. Its services integrate with the Simple account ecosystem, which the site states has more than 3.5 million registered users, giving merchants broad local reach.

The company supports integrations for webshops and physical merchants and presents a consolidated commercial and technical stack for card and wallet flows. That combination of local user reach and a unified stack makes SimplePay a relevant entry for a list of payment gateway integration companies in Hungary.

Key Highlights

• Online contract onboarding available without in-person appearance or online video identification.
• Payouts are bank-independent and can be settled to any domestic bank account.
• Merchants receive a dedicated contact person and IT plus business customer support available 24/7.
• Custom integrations receive SANDBOX system access to support development and testing workflows.

Services

• Online payment
• POS terminals
• qvik instant transfer
• Tokenization & recurring billing

Contact Information

Website: simplepay.hu

Phone: +36 1 3-666-611, +36 20 3-666-611, +36 30 3-666-611, +36 70 3-666-611

Phone (contracts): +36 1 5100 374

Email: ugyfelszolgalat@simple.hu

3. GIRO Zrt.

GIRO Zrt. runs Hungary’s national interbank clearing infrastructure and operates the country’s instant payment rail that enables account-to-account transfers in seconds. The company acts as the central settlement and messaging hub that banks and payment service providers rely on to connect their gateways to Hungarian payment rails.

As the operator for small-value payments, GIRO supplies operator-level connectivity, settlement and communication functions used by financial institutions and PSPs when integrating domestic payment flows. Its infrastructure and standards make it a primary integration endpoint for companies building or connecting payment gateways in Hungary.

Key Highlights

• Processes hundreds of millions of transactions each year with an annual value exceeding 200 billió Hungarian forint.
• Has been wholly owned by the Magyar Nemzeti Bank since 2014.
• Launched the national instant-payment service on March 2, 2020, and the instant system operates 0–24 hours.
• Began operating the Központi Visszaélésszűrő Rendszer (KVR), an AI-based real-time fraud-filtering system, in 2025.

Services

• InterGIRO2
• GIROInstant
• EAM
• GIRODirect

Contact Information

Website: www.giro.hu

Address: 1054 Budapest, Vadász u. 31.

Email: info@mail.giro.hu

Phone: +36 1 428 5600; +36 1 269 5458

4. Cellum Global Zrt.

Cellum Global Zrt. is a Hungary-based payments technology company that develops a banking-grade cloud platform for mobile and online transactions used by banks, telcos, merchants and governments. The company positions its core platform to enable in-country gateway integrations and secure transaction routing for payment projects in Hungary.

Its architecture is designed for rapid deployment and local compliance, making Cellum a practical partner for businesses that need a transaction engine, tokenization and routing layer to connect merchant systems with card schemes and acquirers.

Key Highlights

• PCI DSS Level 1 compliance with an official certificate documented on the company site.
• Reported 0% fraud or chargebacks across two decades of operations.
• Manages more than 20 million secure mobile transactions per year.
• Partnered with Mastercard to introduce MasterPass in Hungary (service live from July 2015).

Services

• Cellum Mobile Next
• Cellum Mobile Wallet
• Plug&Pay SDK
• SoftPOS solution

Contact Information

Website: www.cellum.com

Phone: +36 1 3094606

Email: contact@cellum.com

Address: 46-48. Reitter Ferenc street, 1135 Budapest, Hungary

Address: 46. Pálfy street, 6725 Szeged, Hungary

5. BIG FISH Payment Services Kft. (BIG FISH Payment Gateway)

BIG FISH Payment Services Kft. (BIG FISH Payment Gateway) operates an integrated platform for online and bank-card payment processing aimed at Hungarian websites and webshops. The gateway streamlines transaction handling and merchant-facing workflows so businesses can accept multiple payment methods through a single technical connection.

The platform emphasizes fast, cost-efficient integration with popular e-commerce systems and provides business-facing tools that support invoicing and accounting workflows. That combination of streamlined integration and merchant support is why the company is relevant to a list of payment gateway integration providers in Hungary.

Key Highlights

• 15+ years of experience in electronic payments and e-commerce.
• A single integration exposes merchants to nearly 30 payment solutions and complementary add-on services.
• The business rebranded to Nevogate and Nevogate Payment Services Kft. in May 2025.
• Supports local Hungarian payment methods: SZÉP card, online installment, and virtual wallet.

Services

• Card payments
• Bank transfer
• SZÉP card
• Link payment

Contact Information

Website: www.paymentgateway.hu

Address: 1066 Budapest, Nyugati tér 1-2.

6. Nevogate Payment Services Kft.

Nevogate Payment Services Kft. operates a Hungarian payments platform that helps merchants accept online and card transactions across local and international channels. The company combines technical integration and merchant support to simplify payment onboarding for e-commerce sites, aggregators, and banks.

Nevogate’s platform bundles merchant-facing features such as invoicing support, accounting integration, transaction monitoring, and payment links to reduce operational overhead for sellers. The company emphasizes fast, cost‑effective integrations with popular e‑commerce systems to accelerate time to market.

Key Highlights

• 15+ years of experience in electronic payments and e‑commerce.
• Rebranded in May 2025 from BIG FISH Payment Gateway and BIG FISH Payment Services Kft.
• A single integration provides access to nearly 30 payment solutions and add-on services.
• Supports Hungarian-specific payment methods including SZÉP card, online áruhitel (online consumer credit), and virtual wallet acceptance.

Services

• Card payments
• Bank transfers
• SZÉP card processing
• Link payments

Contact Information

Website: www.nevogate.com

Email: business@nevogate.com

Address: 1066 Budapest, Nyugati tér 1-2.

7. Shoprenter Kft.

Shoprenter Kft. operates a Hungarian SaaS webshop rental platform that lets retailers launch and manage online stores quickly using ready-made themes, admin tools, and local support. The company targets merchants who need a hosted e‑commerce stack with fast setup and ongoing platform maintenance.

Shoprenter fits payment-gateway integration lists because it exposes multiple integrated payment providers through its Shoprenter Pay workflow and publishes API and app-integration resources so merchants can configure gateways and connected services from the admin interface.

Key Highlights

• Shoprenter Pay is delivered in partnership with Nevogate, and the platform surfaces those payment options inside the Shoprenter admin.
• Built-in payment providers explicitly listed on the site include Barion, OTP SimplePay, PayPal, Teya (SecurePay), CIB and other bank and third-party gateways.
• Public API documentation and a partner/app developer program are published on the official site for custom integrations and apps.
• The site advertises a 14-day free trial, and integrated payment methods can be enabled from the Silver subscription tier onward.

Services

• Shoprenter Go
• Custom design
• Shop migration
• SEO services

Contact Information

Website: www.shoprenter.hu

Phone: +36-1/234-5012 (H-P: 9:00-15:00)

Email: info@shoprenter.hu

Address: 4028 Debrecen, Kassai út 129.

Address: 1116 Budapest, Albertfalva u. 3/A

8. UNAS (UNAS.hu)

UNAS is a Hungarian hosted e-commerce (SaaS) platform that lets merchants launch and operate subscription-based webshops with prebuilt admin controls for catalog, checkout, and store management. The platform is a practical fit for payment gateway integration comparisons because merchants can enable multiple external payment providers from the admin and use UNAS documentation and developer tools to connect payment and logistics services.

UNAS targets fast time-to-market for online stores and supports merchant workflows like marketplace feeds and recurring product subscriptions, which makes its payment integrations relevant for shops needing on-site card flows or saved-card recurring billing.

Key Highlights

• Claims to power about 20% of Hungarian webshops.
• States 99.9% availability and lists SSL and attack protection as standard platform features.
• Founded in 2004 and reports reaching 10,000 active webshops by the end of 2025.
• Lists nearly 30 direct payment integrations and explicitly supports non-redirect Barion payments plus recurring card billing with SimplePay and Barion.

Services

• Template customization
• Marketplace product feeds
• Customer support & onboarding

Contact Information

Website: www.unas.hu

Address: 9400 Sopron, Kőszegi út 14.

Email: unas@unas.hu

Phone: +36-99/200-200 (H-P 8:00-15:30)

9. Számlázz.hu

Számlázz.hu is a Hungarian cloud-based invoicing and receipt platform that issues digital invoices, archives documents, and performs mandatory NAV reporting for businesses. The service supports mobile invoicing and centralized document management to keep bookkeeping aligned with local tax rules.

Many Hungarian webshops and small businesses use Számlázz.hu, and its product is designed to fit e-commerce billing workflows, making the platform a practical candidate when integrating payment gateways into checkout and accounting processes.

Key Highlights

• More than 900,000 businesses use Számlázz.hu on the platform.
• The product line has been developed by Kft. since 2004 and the site cites over 20 years of operation.
• Public integration badges on the site list payment and commerce partners including SimplePay, Barion, PayPal, Wise, OTP Bank, Shopify, WooCommerce, and BinX.
• Customer support is available online broadly in the day (8:00–20:00) and live chat support is offered 9:00–17:00 on business days.

Services

• Electronic invoicing
• E-receipt (e-nyugta) issuance
• Mass invoice generation
• Online payment integrations

Contact Information

Website: www.szamlazz.hu

Address: KBOSS.hu Kft., 1031 Budapest, Záhony utca 7/D.

10. Billingo Technologies Zrt.

Billingo Technologies Zrt. operates Billingo, an online invoicing and electronic receipt platform used by Hungarian businesses to centralize billing, receipt issuance and payment tracking. The product reduces administrative work by combining invoicing, receipt management and payment records into a single web and mobile interface.

Billingo is relevant to payment gateway integration because it pairs merchant-facing card acceptance with its billing workflow, letting businesses capture payments on the same platform where invoices are issued. That integration between payment capture and compliant invoicing makes it practical for merchants who want unified payments and billing operations.

Key Highlights

• Billingo offers a Billingo Pay POS bankcard terminal with an option to run the service without a monthly fee.
• Developer documentation and API endpoints are published at for integrations and automation.
• The platform supports automatic NAV data reporting for electronic receipts (e-nyugta) to meet Hungarian regulatory requirements.
• Billingo’s infrastructure uses Amazon Web Services EMEA SARL as its hosting provider.

Services

• Online invoicing
• Electronic receipts (e-nyugta)
• Billingo Pay (POS & online payments)
• API integrations

Contact Information

Website: www.billingo.hu

Phone: +36-1/500-9491 (H-P 10:00–15:00)

Email: hello@billingo.hu

Address: 1133 Budapest, Árbóc utca 6. I. emelet

11. CIB Bank Zrt. (merchant services)

CIB Bank Zrt. operates merchant services that enable Hungarian businesses to accept card payments online and in person through bank-hosted checkout pages, virtual POS terminals, and the CIB Fizetőlink payment-link offering. The platform supports recurring billing and 3D Secure customer authentication to keep online transactions within the bank’s secure payment flow.

CIB’s merchant stack routes transactions through its authorization infrastructure and is positioned for merchants that prefer a bank-backed payment flow and local settlement across POS, softPOS and web channels.

Key Highlights

• eCommerce contracts require applicants to have a minimum of three months’ active account history with any Hungarian bank.
• POS terminals are provided without installation or rental fees while a monthly supervision (felügyeleti) fee applies.
• Terminal acceptance can be extended to American Express and SZÉP-card schemes plus selected health-pension and cafeteria cards.
• The service includes a CIB Fizetőlink Admin Portal and an Authorizációs Központ to support merchant integration and transaction routing.

Services

• POS
• eCommerce
• CIB Fizetőlink
• softPOS

Contact Information

Website: www.cib.hu

Phone: (+36 1) 399 8998 (Kereskedői Kártyaelfogadás)

Phone: +36 1 4 242 242 (CIB24)

Phone: (36-1) 423-1000

Email: cib@cib.hu

Address: 1024 Budapest, Petrezselyem utca 2-8.

12. Erste Bank Hungary

Erste Bank Hungary operates bank-hosted merchant payment services that enable Hungarian businesses to accept card transactions through physical POS terminals and a virtual POS for online checkouts.

The bank also exposes developer-facing Open Banking and payment APIs that use REST/JSON with OAuth2 and offers automated payment-matching features to streamline reconciliation between merchant systems and corporate banking.

Key Highlights

• In 2014 Erste Bank Hungary announced a ten-year strategic agreement with Global Payments Inc. for parts of its payments services.
• The site hosts downloadable merchant contractual documents and tariff packages, including a dedicated “Bankkártya elfogadó” account package and virtual POS service guides.
• Corporate data published on the bank’s company page lists formal identifiers and regulatory details, including SWIFT, LEI and GIIN codes.

Services

• Merchant account packages
• Merchant documentation & compliance
• TeleBank merchant support

Contact Information

Website: www.erstebank.hu

Phone: +36 (1) 298-0222

Email: erste@erstebank.hu

Address: 1138 Budapest, Népfürdő u. 24-26.

13. milpay Zrt.

milpay Zrt. is a Hungarian buy-now-pay-later provider that lets customers split online purchases into digital installment plans using a fully digital application flow without paper documentation. The service is offered to e-commerce merchants to embed installment options at checkout and help increase conversion and average order value for webshops operating in Hungary.

Merchants can integrate milpay at checkout to present installment options to shoppers and complete purchases with a deferred-payment contract handled by milpay. The platform targets online retail use cases where a frictionless, front-end checkout experience and post-purchase repayment are the primary needs.

Key Highlights

• Public API reference and merchant integration documentation lists endpoints for available-offers, calculation and application and exposes separate staging and production gateway URLs.
• The platform supports One-Click payment flows and delivers webhook notifications for application, deal and purchase status changes.
• milpay uses PSD2/open-banking electronic bank‑statement sharing (with customer consent) to enable instant underwriting decisions.
• The site advertises a fully digital, seven-minute application flow and displays a 4.7 average rating from 4,341 reviews.

Services

• BNPL installment financing
• Merchant API integration
• One-Click payments
• Open-banking account verification

Contact Information

Website: milpay.hu

Phone: +36 1 448 91 04

Address: 1092 Budapest, Ráday u. 51

14. InstaCash Kft.

InstaCash Kft. operates a Hungarian buy‑now‑pay‑later (BNPL) technology platform that enables merchants to offer digital installment payments in real time at the point of sale without interrupting the checkout process. The site presents the solution as a cross‑border, merchant‑facing payment option that plugs into existing checkout flows for retailers.

The company positions itself as a technology and administrative partner for merchant‑branded commercial loans, aiming to let retailers add installment choices at purchase time while the merchant retains the financing terms and customer relationship.

Key Highlights

• 100+ merchant partners are listed as using the InstaCash solution.
• 50,000+ satisfied end customers have used the platform according to the site.
• The platform supports electronic contract handling and automated payment‑schedule management for merchant‑run installment plans.
• InstaCash states it is a technology provider and explicitly does not hold a Hungarian National Bank licence to operate as a financial institution.

Services

• Digital installment (BNPL) platform
• Merchant-branded commercial loans
• Electronic contract management
• Merchant dashboard (BNPL Insights)

Contact Information

Website: instacash.hu

Address: InstaCash Kft., 1015 Budapest, Szabó Ilonka utca 22. fszt. 2.

Email: reszletfizetes@instacash.hu

Email: info@instacash.hu

15. CMO24 Hungary Zrt.

CMO24 Hungary Zrt. operates a cloud-based retail platform that unifies fiscal compliance, point-of-sale operations and electronic payment acceptance into a single merchant experience.
Its platform is geared toward Hungarian merchants who need real-time invoicing and reporting alongside integrated card and QR-code payment flows, which makes the company relevant to payment gateway integration projects that must meet local fiscal rules.

Key Highlights

• The ePénztárgép mobile application conforms to the 48/2013 NGM regulation for fiscal devices.
• NTAK data reporting for hospitality can be installed and activated in 15 minutes according to the company site.
• CMO24 offers a free NAV-compatible online invoicing program for Hungarian businesses.
• Platform compatibility includes Google Pay, Apple Pay, SimplePay, OTP and major card schemes like Visa, Mastercard, Maestro and UnionPay.

Services

• Online invoicing
• ePénztárgép
• QVIK QR payments
• POS / Bankcard terminals

Contact Information

Website: cmo.hu

Phone: +36 1 443 3923

Email: ugyfelszolgalat@cmo24.com

Conclusion

Choose a payment gateway integrator in Hungary by matching provider type to your needs, prioritizing market coverage, technical fit, and regulatory alignment. Evaluate whether you require cross-border API integration or a solution optimized for domestic checkout flows, assess developer resources and local support, and compare commercial terms, settlement handling, and dispute processes before committing.
SoftPro is the featured international partner on this list for firms expanding into Hungary and Central Europe and is worth considering when you need a regional integrator for API and gateway projects. For purely domestic deployments, weigh banks, local platforms, and fintechs against each other to find the best balance of compliance, cost, and merchant workflow integration.