ACI Worldwide

What ACI Worldwide does

ACI Worldwide (NASDAQ: ACIW) is a publicly traded payments software company founded in 1975 and headquartered in Naples, Florida, delivering cloud-native payment processing, orchestration, fraud management, and bill payment solutions to banks, merchants, and billers across 94 countries. Its platform is built around ACI Connetic, a cloud-native unified payments hub that consolidates account-to-account payments, card payments, and fraud prevention across 8 major US payment networks (Fedwire, CHIPS, SWIFT, The Clearing House RTP, Zelle, FedNow, ACH), 18 global real-time domestic schemes, and 300+ alternative payment methods. Supporting products include the ACI Payments Orchestration Platform for merchants (multi-acquiring, intelligent routing, AI fraud prevention), ACI Speedpay for bill payment presentment, ACI Fraud Management (which processes 1 trillion+ transaction data points across banking, merchant, and billing segments), BASE24-eps core processing, and ACI Financial Messaging for SWIFT/ISO 20022/SEPA. Legacy platforms (Postilion, Enterprise Payments Platform) power approximately 50% of UK Faster Payments and 75% of Hungary's GIRO transactions, while cloud-native deployments serve early adopters like Solaris SE and Kwik Payments.

The company earns revenue through a mix of subscription/license fees for its payment platforms, transaction-based processing fees (with Real-Time Payments and Merchant segments growing 22% and 21% in Q1 2026), and professional services for implementation and consulting. Pricing is quote-based and varies by deployment model (SaaS, licensed on-premise, hybrid) and transaction volume. ACI sells primarily through an enterprise field sales motion targeting tier-1 banks, central banks, national payment infrastructures, and large merchants, supplemented by an inside sales team for mid-market and a channel program with implementation partners such as IBM. Notable customers include HSBC, Rabobank, Westpac, HDFC Bank, SBI, Federal Bank, First Hawaiian Bank, Suncorp, Auchan, Wendy's, Mango, Moneris, BlueCross BlueShield, and Miami-Dade County, with FY2025 revenue of $1.76 billion (up 10% YoY) and Q1 2026 revenue of $426 million (up 8% YoY); full-year 2026 guidance was raised to $1.89-$1.92 billion. The company was awarded Best in Class in Javelin's 2025 KYC/KYB Scorecard, Leading Fraud Orchestration provider by Datos Insights (2025), and recognition as a World's Top Fintech Company in Payments by CNBC (2025).

Name

ACI Worldwide

Legal name

ACI Worldwide, Inc.

Website

https://aciworldwide.com

Company type

Public

Founded year

1975

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

ACI Worldwide is a publicly traded payments software company (NASDAQ: ACIW) that delivers cloud-native payment processing, orchestration, fraud management, and bill payment solutions to banks, merchants, and billers across 94 countries, processing over 777 billion consumer transactions annually.

Ownership category

akta.pro rank

Product category

Payment Processing Software

NAICS

Financial Transactions Processing, Reserve, and Clearinghouse Activities (522320), Custom Computer Programming Services (541511)

SIC

Services-Computer Processing & Data Preparation (7374), Services-Prepackaged Software (7372)

akta.pro primary industry

Integrated Payment Processors (PSP/Acquirer) (FSAMABAA)

akta.pro secondary industries

A2A Payment Initiation Service Providers (PISPs) (FSAMAFAB), Recurring Billing, Subscriptions & Tokenized Payments (CRAFALAH), Embedded Payments (Pay-ins, Pay-outs, Wallets) (FSAGALAB)

Keywords

• Payments processing software
• Real-time payment platforms
• Fraud management solutions
• Bill payment platforms
• Financial messaging software

Headquarters

HQ city

Coral Gables

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Subscription/License Revenue: Annual software licenses and subscriptions for payment processing platforms including ACI Connetic, BASE24-eps, and fraud management solutions. Revenue model includes SaaS deployment options with subscription pricing alongside traditional licensed deployments.
2. Transaction-based Processing: Fees based on transaction volume processed through the platform. Q1 2026 showed Real Time Payments and Merchant segments growing 22% and 21% respectively, indicating transaction revenue growth.
3. Professional Services: Implementation, consulting, and customization services for platform deployment. Includes scheme design and implementation consultancy for central infrastructures.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

ACI Worldwide develops and sells enterprise payments software that processes real-time, batch, and cross-border transactions for banks, merchants, billers, and central infrastructures. Its core platforms are ACI Connetic (cloud-native unified payments hub), ACI Payments Orchestration Platform (multi-acquiring merchant payments), ACI Speedpay (bill payment and presentment), and ACI Fraud Management (AI-powered financial crime prevention), underpinned by BASE24-eps and Postilion processing engines and ACI Financial Messaging supporting SWIFT, ISO 20022, SEPA, and instant payments. Pricing is delivered via SaaS, licensed on-premise, and hybrid deployment models with annual subscriptions scaling to transaction volumes.

Product overview

ACI Worldwide operates as a comprehensive payment technology provider offering a platform-plus-modules architecture centered on ACI Connetic, its cloud-native unified payments platform. The core ecosystem includes the ACI Payments Orchestration Platform for merchant payments, ACI Speedpay for bill payments, and extensive fraud management through ACI Fraud Management. Supporting modules span account-to-account payments (Real-Time Payments, RTGS/Wires, Cross-Border), card payments (Issuing, Acquiring, ATM), financial messaging, and AI-powered payment intelligence. The company processes over 300 billion card transactions and 777.5 billion consumer transactions annually across 94 countries, serving banks, merchants, billers, and payment service providers through its modular, API-enabled platform.

Differentiator

Problem solved

Functional benefit

Brands

• ACI Connetic: Cloud-native unified payments platform for account-to-account, card payments, and fraud management.
• ACI Speedpay
• ACI Payments Orchestration Platform
• UP eCommerce Payments

Products and services

• ACI Connetic Cloud-native, AI-powered unified payments hub that consolidates account-to-account payments (RTGS/wires, real-time/instant, cross-border), card payments (issuing, acquiring, ATM), and fraud prevention on a single modular platform for banks, processors, and central payment infrastructures.
• ACI Payments Orchestration Platform Centralized merchant payments orchestration platform providing multi-acquiring, 200+ alternative payment methods (wallets, BNPL, crypto, real-time), tokenization, AI fraud prevention, smart routing, and cross-border eCommerce connectivity for merchants, acquirers, and PSPs.
• ACI Speedpay Bill payment and presentment platform enabling billers and service providers to deliver consumer bill pay via APIs/SDKs, mobile wallets, real-time disbursements, consumer lending loan servicing, integrated treasury management, and AI-powered fraud management.
• ACI Fraud Management AI-powered financial crime management platform providing real-time fraud detection and management, anomaly detection, AML compliance, KYC/KYB, chargeback management, network intelligence, and digital identity solutions for banking, merchant, and biller use cases.
• ACI Issuing Cloud-ready, single issuing platform for all payment types (cards, contactless, mobile, alternative) with online authorization, card management, clearing and settlement, token management, and multi-language/multi-currency capabilities for issuers.
• ACI Acquiring Digital payments acceptance solution for merchant acquirers to grow transaction volume and optimize margins through merchant services, fraud monitoring, settlement, risk management, billing, and multi-currency support.
• ACI Real-Time Payments End-to-end real-time and instant payment processing solution enabling banks and processors to connect to all real-time global schemes for low-value instant payments, with 24/7/365 availability.
• ACI Financial Messaging Single-application financial messaging platform managing SWIFT MT, ISO 20022 CBPR+ (with native MT-to-MX translation and coexistence management), SEPA, and T2/TIPS, with embedded AI for anomaly detection, pattern discovery, and full lifecycle traceability.
• ACI Money Transfer (Cross-Border Payments) Cross-border payment processing solution supporting SWIFT gpi and Visa B2B Connect for fast international funds transfer, with end-to-end transaction data tracking, direct SWIFT central database connectivity, and ISO 20022-native architecture.
• ACI Enterprise Payments Platform Established enterprise payments platform enabling banks, processors, national payment infrastructures, and fintechs to rapidly address shifting trends, mandates, and competition across all payment types, including high-value RTGS/wires, low-value real-time, and instant payments.
• BASE24-eps Core payment processing engine providing high-volume, real-time transaction processing with proven scalability, high availability, and fault tolerance for issuing, acquiring, and ATM workloads.
• Postilion Payment switching and processing platform supporting multi-channel transaction routing and authorization for banks and processors across real-time, batch, and alternative payment flows.
• Digital Central Infrastructure Real-time payment infrastructure solution for central banks and national payment systems, including scheme design, implementation consultancy, and connectivity to 25 schemes across 60 regions.

Quantifiable outcome

• Fraud detection rates exceed 85%
• +11 more outcomes

Named customers27 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration26 records

AI capability13 records

Feature6 records

Partnerships

Twelve partnerships are on record, tiered core and strategic.

• European Payments Initiative (EPI)coreStrategic or Co-development Partner · 16 June 2026ACI became a principal member of EPI and integrated the Wero digital wallet into its Payments Orchestration Platform. Enables merchants and financial intermediaries across Europe to offer Wero as a payment method. Wero currently available in Belgium, France, Germany with expansion planned to Luxembourg and Netherlands. Partnership aligns with EU Instant Payments Regulation effective January 2025.
• RabobankcoreStrategic or Co-development Partner · 16 June 2026Rabobank is migrating the Netherlands' dominant iDEAL payment system (70%+ of Dutch online transactions) to Wero, powered by ACI's Real-Time Payments Processing technology. Migration expected to complete end of 2027, representing one of Europe's largest payment transformations. Positions Netherlands as first major market to transition national payment system to pan-European instant payments.
• Kwik PaymentsstrategicTechnology or Integration · 11 June 2026Kwik Payments, a South Africa-based payments service provider, went live on ACI Payments Orchestration Platform. Enables faster merchant onboarding, multi-channel payment routing, and AI-driven fraud detection across South Africa and wider African market. AI-powered fraud detection evaluates over 1,000 data points per transaction. Deployment enables conversion uplifts exceeding 20% and go-live within 1-2 weeks.
• UBX TanzaniastrategicStrategic or Co-development Partner · 21 May 2026Extended nearly two-decade partnership with Tanzania's leading national payment service provider. UBX currently processes 1.3 million+ monthly transactions across 18 banks and 250+ ATMs. Projected to nearly double payment-processing capacity over next five years. Extended partnership enables UBX to serve merchants directly and launch new services including digital wallets.
• Security Bank CorporationstrategicTechnology or Integration · 15 May 2026Partnership for enterprise-wide payments modernization in Philippines. Won 'Best Payment Technology Initiative in Asia Pacific' award. Platform achieved 35% YoY transaction volume growth, tripled processing capacity to 10M+ transactions/month, 99.99% uptime. InstaPay launched within 10 months using ISO 20022-native architecture.
• JPMorgan ChasestrategicTechnology or Integration · 27 April 2026Partnership to integrate JPMorgan's Kinexys Liink's Confirm application into ACI's Fraud and Financial Crime solution. Enables account and payee verification directly within payment workflows across 70+ countries. Addresses rising authorized push payment fraud (USD 4.4 billion annual losses globally, projected to reach USD 7.6 billion by 2028).
• Solaris SEstrategicTechnology or Integration · 24 April 2026Europe's leading embedded finance platform selected ACI Connetic for instant payments capabilities. Powers Solaris SE's growth and innovation objectives with cloud-native payments infrastructure.
• Alpha Modus Financial ServicesstrategicStrategic or Co-development Partner · 4 February 2026Multi-year partnership to power remittance and bill payment services across convenience, grocery, and community retail locations through Alpha Cash ecosystem. Targets 100M+ underbanked Americans. Integrates ACI enterprise-grade payments infrastructure into Alpha Cash's closed-loop platform for reliable bill payment and funds transfer.
• BPI Direct BanKostrategicTechnology or Integration · 11 December 2025Microfinance arm of Bank of the Philippine Islands selected ACI to modernize payment infrastructure. Implementing ACI issuing and acquiring platform to replace existing switch. Expected go-live end of Q1 2026. Enables real-time omnichannel transaction processing across ATMs, POS, and mobile channels.
• Payment ComponentsstrategicTechnology or Integration · 4 November 2025Acquisition of Greek fintech specializing in AI-powered financial messaging and Open Banking solutions. Adds technology, intellectual property, and client base across 25 countries (65 banks and financial institutions). Aims to enhance ACI's cloud-native payments platform Connetic with AI banking, open banking, and payment services capabilities.
• IBMstrategicImplementation/ SI/ Consulting PartnerPartnership with IBM for payments modernization deployments. Tier 1 Dutch bank modernized payments with ACI and IBM achieving 99.999% resilience and uptime over 5 years.
• SWIFTcoreTechnology or Integration20+ year partnership as first certified SWIFT gpi solutions vendor. Supports approximately 9% of global SWIFT traffic and 30% in the US. ACI is SWIFT partner for more than two decades.

Scale indicators10 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• Fiserv: Large US-based payments and banking technology provider serving banks, merchants and billers with integrated processing platforms including Clover and Velocity. Directly comparable to ACI across banking payment hubs, merchant acquiring, and bill payment — overlapping on nearly every primary segment.
• Jack Henry & Associates: Provider of core banking, payment processing and digital banking solutions to US community and regional banks and credit unions. Overlaps with ACI on payment hubs, card issuing/acquiring, real-time payments and fraud for the same bank customer base.
• Temenos: Swiss-headquartered banking software vendor selling core and payments platforms to banks globally, including real-time payments and wealth. Competes with ACI Connetic for unified payments modernization mandates at tier-1 and tier-2 banks worldwide.
• NCR Atleos: Spun out of NCR to focus on ATM-driving and self-service banking software for financial institutions and retailers. Competes with ACI's ATM Driving and Processing, BASE24-eps and Postilion line in the same core-banking and retail customer base.
• Worldline: European payments processor and merchant acquirer offering unified commerce, issuing, and payment acceptance across Europe. Comparable to ACI's Payments Orchestration Platform and BASE24-eps in European bank and merchant segments, including SEPA Instant.
• Marqeta: Cloud-native modern card issuing and processing platform that powers fintech and program managers. Overlaps with ACI Issuing and Acquiring offerings, especially for new economy issuers and payment orchestration use cases.
• Adyen: Unified global payments platform providing merchant acquiring, payment orchestration, and local APMs to enterprise merchants. Directly competes with ACI Payments Orchestration Platform, Multi-Acquiring, and APM gateway functionality.

Broad incumbents

• Fidelity National Information Services (FIS): Very large incumbent financial technology provider spanning core banking, merchant acquiring, capital markets and wealth. A broad competitor to ACI's banking and merchant payment processing lines with overlapping capabilities but a much wider portfolio.
• Stripe: Cloud-native payments and financial infrastructure leader serving internet businesses, PSPs and platforms with a developer-first stack. Comparable to ACI on payment orchestration, fraud, and developer-facing APIs but at much larger scale and broader merchant reach.

Regional players

• Network International: Middle East and Africa-focused payment processor providing merchant acquiring, card issuing and processing to banks and merchants. Comparable to ACI's emerging-market coverage (e.g., Tanzania, Philippines, South Africa) and serves a similar regional infrastructure footprint.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/aci_worldwide
• Facebookfacebook.com/aciworldwide
• LinkedInlinkedin.com/company/aci-worldwide
• Instagraminstagram.com/aciworldwide

Compliance9 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A6 records

Investments1 record

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about ACI Worldwide