The best invoice automation software reads every supplier invoice that reaches your finance inbox, checks each line against the purchase order and the goods receipt, and books the invoice in your ERP so only real disagreements reach a person. Which invoice automation solution fits depends on your ERP, your invoice volume and your supplier formats.
At Lleverage we think the deciding question for a company that makes, moves or sells physical products is where the work ends. Many tools read an invoice and hand a file back to your team. The useful test is whether the tool also matches the lines and books the invoice in the ERP your team already runs. Our AI accounts payable agent works that way, and you can book a demo to see it run on your own invoices.
The market splits into 4 types of invoice automation software, each with its own vendors and its own questions to ask. This post covers the intake side: the supplier invoices you receive. Billing tools that send invoices to your customers are a separate category. For the wider payables cycle, from approval to payment runs, our comparison of the best accounts payable automation software goes further.
What is an invoice automation solution?
An invoice automation solution takes a supplier invoice from the moment it arrives to the moment it is booked. It reads the document, finds the supplier, extracts the header and the lines, matches them against the purchase order and the goods receipt, codes them to the right accounts and enters the invoice in the ERP. A person handles what does not match.
Invoice automation software, an invoice automation system and an invoice automation solution all name the same thing. What differs between products is how much of that chain they cover. Some stop after reading the document. Some read and match, then wait for a person to enter the result. A few carry the invoice all the way into the ERP.
For a wholesaler or a manufacturer, the chain matters because supplier invoices arrive in every shape. One supplier sends a clean PDF, another an XML e-invoice, a third a scan with handwritten delivery notes attached. Freight invoices add surcharges that never appeared on the order. Each format and each exception is a place where an incomplete tool hands the work back to your team.
How big is the gap between average and best-in-class invoice processing?
Ardent Partners' Accounts Payable Metrics that Matter in 2026 report, based on surveys of nearly 200 AP, finance and procurement leaders, puts the industry average invoice exception rate at 19.9%. The same report finds best-in-class teams hold it to 11.8%. The report also finds that 58% of AP organisations now use or pilot AI.
The cost gap is wider. In that report the average cost to process 1 invoice is $9.90, and best-in-class organisations do it for $2.67. Each exception adds work: a person looks up the order, calls the warehouse or asks the buyer before the invoice can move.
Below, each type of invoice automation software is judged on how it handles exceptions and where a clean invoice ends up.
Which types of invoice automation software are there?
The market splits into 4 types. They overlap at the edges, and several vendors span more than 1. The table shows what each type typically covers.
| Type | Examples | Reads the invoice | Matches to order and receipt | Where the invoice ends up | Best fit |
|---|---|---|---|---|---|
| Agent that works in your ERP | Lleverage | Yes, from the finance inbox | Yes, 3-way, within your tolerances | Booked in the ERP you run | Product companies on SAP, Business Central, Exact, AFAS and other ERPs |
| ERP built-in agent | Microsoft Business Central Payables Agent | PDF attachments sent by email | Proposes purchase order line matches | Unposted purchase invoice, a person posts it | Business Central users with PDF invoices from known vendors |
| Document capture platform | Rossum, now part of Coupa | Yes, invoices and other documents | Validation against master data and ERP data | Data passed to your ERP or workflow | Teams that need extraction at volume and own the rest of the process |
| AP automation suite | Medius, Basware, Yooz | Yes | Purchase order matching, depth varies by vendor | Through ERP connectors, after approval workflows | Finance teams that want approvals, payments and controls in one product |
Pricing models differ. Microsoft bills the Payables Agent through Copilot Credits, by use. Lleverage charges one monthly price per agent, set after we have seen the work.
What does each invoice automation software vendor do?
The market moved this year: Coupa announced on 12 May 2026 that it had acquired Rossum.
Lleverage: an AI agent that books invoices in your ERP
Lleverage builds AI agents that do back-office work inside the systems a company already runs. The accounts payable agent picks up each supplier invoice as it lands in the finance inbox and checks every line against the purchase order and the goods receipt. When the lines agree within your tolerances, it books the invoice in the ERP. Only the lines that disagree go to a person.
The agent fills the same fields a person fills, through the ERP's own interfaces, so the ERP checks its work the way it checks your team's. We connect to SAP, Microsoft Dynamics 365 Business Central and Finance and Operations, Exact, AFAS, Infor, NetSuite, Ridder iQ and the other systems on our integrations page. For every invoice the agent records a confidence score, and any invoice under the threshold you choose waits for a person. The agent never releases a payment: your team does that. The same agents handle the purchase orders and supplier confirmations that come before the invoice, through our procurement automation.
Microsoft Business Central Payables Agent
The Payables Agent is built into Business Central. It monitors a mailbox for vendor invoices, extracts the data from PDF attachments with Azure Document Intelligence, identifies the vendor and proposes purchase order line matches. A supervisor reviews a purchase document draft, and the agent finalises it into an unposted purchase invoice. A person in your team posts it.
The agent works within set limits. It handles PDF attachments sent by email, up to 100 emails and 500 invoices a day, with PDFs of at most 10 pages and 5 MB. It has no approval flows and no anomaly detection. Microsoft lists Dutch, German, French and English among its supported languages. For a Business Central company with PDF invoices from known vendors, it is a sensible first step. Our post on invoice automation in Business Central covers that setup in more depth.
Rossum, now part of Coupa
Rossum reads invoices, bills of lading and sales orders, and cross-validates the extracted data against master data, ERPs, outside APIs and business rules. It names integrations with SAP, NetSuite, Workday, Microsoft Dynamics and Coupa. Since the acquisition, Rossum's product continues under Coupa. It suits teams whose main problem is extraction quality at volume, and who already own the matching and booking steps.
Medius
Medius captures header and line-item data from paper and digital invoices, including PDF, e-invoices and EDI, and matches it against single or multiple purchase orders. It names connectors for SAP, Oracle, NetSuite, Infor and Microsoft Dynamics. It fits finance teams that want capture, matching and approval in 1 AP product.
Basware
Basware's e-invoicing network takes in EDI, XML, PDF and paper invoices, covers more than 100 countries for compliant invoicing and supports more than 70 e-invoice formats. AP automation sits on top of that network. Basware aims at globally operating organisations with large invoice volumes, shared service centres and several ERPs. Our Basware comparison looks at the fit for smaller manufacturers.
Yooz
Yooz automates the capture, coding, export and approval of invoices, and adds purchasing and payment automation. It lists more than 250 active integrations, including QuickBooks, Acumatica, Microsoft Dynamics 365 and Sage. It suits smaller finance teams on mainstream accounting systems.
How should you choose an invoice automation solution?
Start with your own invoices. Pull 50 recent supplier invoices: the clean ones, the scans, the credit notes, the freight bills with surcharges and the invoice from the supplier who changed their layout last month. Clean invoices pass in every demo, so test the awkward ones.
Then decide which part of the chain hurts most.
- Reading the invoice. If extraction errors are the problem, test capture on your worst formats and count the fields your team still corrects.
- Matching. If overpayments, duplicates or price drift are the problem, test line-level matching against orders and receipts, including partial deliveries.
- Booking. If your team re-keys captured data into the ERP, test whether the product enters the invoice in your ERP or hands back a file to import.
- Approvals and payments. If the bottleneck is sign-off and payment runs, an AP suite with workflow may fit better than a capture tool.
Measure the pilot on 2 numbers: how many invoices go through without a person, and how many of those were right. A high touchless rate means little if the booked invoices need correcting later. Our post on the touchless rate and the correct rate explains why we track both. For the detail of 2-way and 3-way matching, see our comparison of invoice matching software.
What should IT check before signing off invoice automation software?
Put the same questions to every vendor, and ask to see the answers in the demo.
- Which version of your ERP does it connect to, and who maintains that connection?
- Does it match each line against the purchase order and the goods receipt, and what happens to invoices without an order?
- Which formats does it read: PDF, scans, XML e-invoices, EDI, supplier portals?
- Who decides which invoices go through without a person, and can you change that threshold?
- Where is the data hosted, and how long is it kept?
- Can it show role-based access and the full audit trail of 1 invoice, from the inbox to the booking?
At Lleverage, data is hosted in the EU by default, with on-premise options where needed, roles and scopes per connection and a full audit trail. Approvals, permissions and hosting are set out on our control page.
"It's a matter of building trust in the organisation with these kinds of initiatives. You can't just throw something like this over the fence." Cees Maaskant, General Manager, Xpol
That trust is why our agents start supervised. A person checks the work until the numbers show the agent can be left alone on a type of invoice, and your team decides when that happens.
Frequently asked questions
What is the best invoice automation software for a small manufacturer?
The best fit reads your real supplier invoices, matches each line against your orders and receipts, and books the result in the ERP you already run. If you run Business Central and receive mostly PDF invoices, try Microsoft's Payables Agent first. If you need matching and booking across formats and ERPs, an agent such as Lleverage covers the full chain.
Is invoice automation software the same as billing software?
No. Billing software creates and sends invoices to your customers. Invoice automation software, in the sense used here, processes the supplier invoices your company receives: it reads them, matches them against orders and receipts, and enters them in the ERP. Check which side a vendor means before you book a demo, because search results mix the 2.
What is the difference between invoice automation and AP automation?
Invoice automation covers intake: reading, matching, coding and booking supplier invoices. AP automation covers the wider payables cycle, adding approval workflows, payment runs, supplier management and reconciliation. Many AP suites include invoice automation. Some invoice automation tools stop at capture and leave the rest of the cycle to your team and your ERP.
Can invoice automation software release payments on its own?
Some suites automate payment runs once invoices are approved. At Lleverage, the agent books invoices that match within your tolerances, and a person in your team releases every payment. Microsoft's Payables Agent stops earlier: it creates an unposted purchase invoice that someone in your team reviews and posts.
How long does it take to set up an invoice automation solution?
It depends on your ERP, your formats and how much of the chain you automate. At Lleverage, the first process typically runs supervised within a few weeks, built by our forward deployed engineers together with your team. The agent then works on your live invoices while a person checks its work.
See it run on your own invoices
Collect a sample of your awkward supplier invoices: new suppliers, credit notes, freight bills, scans. Book a demo and we will show the agent reading them, matching each line against your orders and receipts, and booking the clean ones in your ERP, with the exceptions laid out for your team.