Best On-Premises Accounts Payable Software of 2025

PairSoft offers top-tier Accounts Payable Automation that revolutionizes AP departments into streamlined, digital operations. Fully integrated with ERP systems such as NetSuite, Dynamics, and Sage Intacct, it automates every aspect of the AP process—from capturing invoices and performing 3-way matching to managing approvals and maintaining audit trails. This automation minimizes errors, speeds up processing times, and enhances financial oversight. Utilizing AI-powered OCR, real-time purchase order validation, and compliance with eInvoicing standards, PairSoft fosters better supplier relationships, reduces processing expenses, and improves visibility into spending. Finance teams across various sectors rely on PairSoft to upgrade AP processes, enforce company policies, and facilitate scalable, remote-friendly finance operations.

Ease the strain of monotonous duties and prolonged invoice approvals by utilizing accounting automation. This solution enables you to efficiently capture, authorize, and process payments, all while effortlessly connecting with your ERP system.

The Square 9 AI-powered intelligent information processing platform takes the paper out of work and makes it easier to get things done with digital workflows that automate many aspects of how you work today. We make it easy by extracting information from scans or PDFs, storing documents in a searchable archive, and building digital twins of your current processes through graphical workflows.

NolaPro is an ERP-level accounting, order tracking, inventory, and payroll system developed in Linux that can compete with much more expensive options. It can be customized and scaled to fit any business size, unlike any other accounting program. Cloud version is available for those who prefer a more hands-off approach. However, it can be downloaded locally on Windows and Linux platforms for those who prefer greater control and security. Fulfillment & Service Order Management, AP and AR, CRM, General Ledger. Payroll, Timeclock, B2B Portal (for secure client invoicing payments) and integration to many 3rd-party apps. Or request your own! NolaPro supports multi-currency and offers tons of options & additional features. It also comes fully loaded with more than 150 standard reports. CNet, Entrepreneur Magazine, TechRepublic and The Linux Journal all agree that NolaPro offers flexibility, features, and pricing that provide unmatched value and efficiency in managing your business.

Affinda’s Invoice Extractor lets you easily extract data from even the most complex invoices. Quickly and successfully process batch of invoices in PDFs, DOC, PNG, and JPG. Affinda Invoice Extractor recognises 50+ fields on the first go – and it only gets better from there.

Capture vendor invoices using a variety of flexible methods such as email, check requests, mobile applications, or vendor portals. Leverage OCR technology and predefined application templates to automate data extraction, seamlessly integrating with your ERP solution. By utilizing your existing Office 365 subscription alongside SharePoint and Microsoft Power Automate, you can establish a comprehensive invoice automation system that reduces costs for your organization. Our solution features integration with Microsoft Power Automate workflows, SharePoint's security protocols, Power App check request functionalities, integrated OCR capabilities, and Microsoft Forms for vendor onboarding. All of this is achievable through a platform you're likely already utilizing. Our EasyAP365 application connects with your ERP system, ensuring that once an invoice is approved, the corresponding transaction is created instantly in real time, accommodating both purchase orders and non-PO invoices. This innovative product is built on the Microsoft Office 365 infrastructure, allowing for seamless operation and access across familiar tools. The adaptability of this solution means it can grow with your business needs.

Documation's platform integrates various components such as Business Process Management, Content Management, E-invoicing, and Robotic Process Automation, effectively combining the efforts of both human workers and robots to enhance and automate business workflows. Available for deployment in the Cloud or On-Premise, our platform connects individuals, data, and processes, facilitating the necessary speed, control, and transparency to propel business growth. Documation's versatile and scalable business process and content management software, called ‘Enable’, operates in harmony with UiPath robots to offer solutions that vary from Robotic Task Automation—which automates specific manual tasks by substituting human roles with robotic software—to comprehensive Robotic Process transformation aimed at overhauling entire workflows to fully leverage the benefits of automation and process innovation. We are equipped to assist you in achieving both of these objectives, along with anything in between, by supplying tailored components that suit each specific scenario. By customizing our approach to meet your unique requirements, we ensure an effective integration of technology that aligns with your business goals.

Tungsten AP Agility offers advanced data capture capabilities that surpass basic OCR, enabling it to handle a variety of financial documents from diverse sources and accommodating multiple commonly scanned file formats, including various XML types. Additionally, it features ready-to-use approval workflows grounded in industry best practices and integrates seamlessly with pre-existing ERP AP systems, thus facilitating a smoother transition to digital workflows. By leveraging AI technology, this solution automates the processes of recognizing, identifying, and extracting text and financial data from a wider array of channels and content types than any competing automation tool. It can be implemented either on-premises, within your own private cloud, or through the Microsoft Azure public cloud. Opting for the public cloud option provides immediate scalability, cost savings, decreased dependence on IT resources, and quicker returns on investment. Furthermore, it allows for the digitization of invoices while automatically extracting essential business information and cross-referencing it with master data records for verification purposes. This comprehensive approach significantly enhances efficiency in financial document processing.

Simplify and enhance your content management processes with DocStar ECM and DocStar AP Automation. Designed for scalability and collaboration, DocStar ECM equips expanding businesses with the tools necessary for informed decision-making and rapid returns on investment through features like intelligent data capture, streamlined workflows, and comprehensive business insights. Accessible as both a cloud service and an on-premises solution, DocStar ECM facilitates efficient teamwork from any location and on any device. Furthermore, it seamlessly integrates with various business applications such as accounting, ERP, HRIS, and EMR. With powerful and cost-effective document management and automated accounts payable solutions, DocStar AP Automation empowers your team to work smarter. Discover how to streamline your accounts payable process with AP360, enabling the creation and processing of secure and user-friendly e-forms to capture, verify, approve, and sync data with essential business systems. This innovative approach ensures that your business remains agile and responsive to its needs.

Experience the unparalleled strength of a top-tier accounting platform that combines remarkable flexibility with dedicated support. Discover why mid- to large-scale businesses refer to Flexi as "just the right size." With a concentrated effort on providing exceptional accounting software for organizations facing multi-entity and intricate accounting challenges, Flexi caters to both cloud and on-premise solutions. For three decades, our mission has remained steadfast, and alongside our partners, we empower millions of users worldwide. As technology continues to advance, our emphasis on personalized support and adapting to our customers' dynamic requirements highlights our long-term commitment. Just like your organization, we aim for sustained growth. From essential modules like General Ledger (GL) and Accounts Payable (AP) to an entire suite, our expertise streamlines your workload, enhancing efficiency through robust automation, improved reporting, and smooth integration. Our resilient accounting system has been rigorously tested by Fortune 10 companies and prominent financial institutions, effortlessly managing billions of transactions with precision and reliability. Flexi is not just a solution; it's a partner in your financial success.

BLU DELTA is an advanced invoice capture application that leverages authentic AI, transforming digital receipts into streamlined automation solutions. It is designed to be professional, quick, and user-friendly. By utilizing genuine AI, it significantly reduces lead times and lowers acquisition expenses, all without the need for setup or training. Users can expect immediate improvements in recognition rates. The platform offers flexibility with options for cloud or on-site deployment, as well as integration through API or web interface. With true AI capabilities rather than just basic OCR, you can enhance your digitization efforts into a valuable asset. Key features include remarkably high recognition rates of up to 99%, even for unfamiliar invoice formats, allowing for optimal employee automation and relief from mundane tasks. Additionally, a pragmatic licensing model and straightforward setup minimize costs, enabling your organization to achieve a rapid return on investment. Continuous optimization and support are included, ensuring you benefit from ongoing improvements at no extra charge. The BLU DELTA Capture Service is provided as either a Microsoft Azure cloud solution or an onsite alternative, guaranteeing that your company’s data remains entirely secure regardless of the chosen option. This innovative approach not only streamlines processes but also contributes to overall business efficiency.