Compare the Top AP Automation Software for Windows as of November 2025

What is AP Automation Software for Windows?

AP automation software is a useful tool for businesses, streamlining payment processing and employee reimbursements. By automating the processes of invoicing, approval, and payment tracking, it can significantly reduce errors associated with manual data entry. The software has intuitive user interfaces that make it easy to set up and use, and customizable reporting allows users to track payments efficiently. With AP automation software, businesses can save time by simplifying the accounts payable process while improving accuracy. Compare and read user reviews of the best AP Automation software for Windows currently available using the table below. This list is updated regularly.

  • 1
    onPhase

    onPhase

    onPhase

    Alleviate the burden of repetitive tasks and length invoice approvals with accounting automation that allows you to capture, approve, and pay all while seamlessly integrating with your ERP.
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  • 2
    Zahara

    Zahara

    Zahara

    Zahara's cloud based platform automates budget management, suppliers, purchase requisitions, multi-level purchase approvals, deliveries and invoice reconciliation and approvals. Zahara integrates with most leading accounting software such as QuickBooks Online and Xero to give expanding SME's real time visibility and centralized control of their purchasing. Zahara can be used to control spend in an organization. We take the initial request to buy something and automate the approval process and sending of the PO to the Vendor. Deliveries can be receipted, vendors invoices matched and processed and then exported to finance. Zahara adds control yet speeds up processing.
    Starting Price: From £118.00/month
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  • 3
    Lightyear

    Lightyear

    Lightyear

    Automate your data entry, with line by line data extraction. Consolidate your bookkeeping, bill approvals and purchasing within one intuitive cloud platform with the world’s fastest Purchasing and AP automation software, Lightyear. The Lightyear suite of products is designed for large and mid market businesses across all industries. We provide advanced procurement & PO Approvals. Direct to Supplier ordering. Goods Received matching and automated 3-way matching Budgets. Industry-leading line-item data-extraction from Bills & Credit Notes. Advanced Bill Approvals. Automated supplier statement reconciliation. Instant messaging & notification centre. Mobile app approvals. Integrations with leading Accounting software and ERP systems. Detailed reporting. Archive with full audit trail. Lightyear is a multi-award winning 5* rated app across Capterra, Xero, Netsuite and Quickbooks.
    Starting Price: $99 per month
  • 4
    Planergy

    Planergy

    Planergy

    Planergy is a SaaS-based spend management system that gives businesses more control over their financial operations. Planergy automates the entire Procure-to-Pay and AP Automation process giving immediate real-time reporting dashboards, approval automation, removing bottlenecks, controlling budget management and matching Purchase Orders, with Receiving, with AP Automation. You’re In Good Company: • 10+ years of Procurement and AP Automation experience • 1000+ companies rely on Planergy across various sectors • $12 billion in spend managed • Financially stable with strong growth Saving Customers Up to: • 50% of Order Processing Time • 80% of Accounts Payable Processing work • Accelerating monthly close by up to 30% Planergy’s flexible platform integrates with most accounting software and ERPs including Oracle, SAP, NetSuite, Sage, Quickbooks, Xero and many more.
  • 5
    Esker

    Esker

    Esker

    Built with industry-leading AI and RPA technology, Esker's intuitive cloud platform allows businesses to power their digital transformation across procure-to-pay (P2P) and order-to-cash (O2C) processes and unite customers and suppliers like never before. Companies use Esker's solutions to drive greater efficiency, accuracy, visibility and cost savings throughout P2P & O2C processes. Benefits to your bottom line include: Improved customer experience & supplier relationships. More productive, proactive & engaged team members. Higher employee morale & increased talent retention. Enhanced global visibility, scalability & compliance.
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