Best Accounts Payable Automation Software in 2026
Updated
In short: Nanonets Accounts Payable Automation is ranked #1 of 31 as of 3 October 2026, ahead of Esker Accounts Payable Automation and Ramp Bill Pay. The best-ranked option with a free plan is Ramp Bill Pay. The lowest first paid tier on this page is Ramp Bill Pay at $15/mo.
Supplier invoices pass through several steps before they are approved and paid, and accounts payable automation software can cover different parts of that flow. Compared on invoice capture, invoice matching, approval workflows, and duplicate detection, these entries show which process capabilities to examine. ERP integrations and supplier payments matter when considering how a tool may fit existing operations. Included invoice counts, free plans, and paid-from pricing help frame scope and cost. The ranking starts with Nanonets Accounts Payable Automation, Esker Accounts Payable Automation, and Ramp Bill Pay, with Zahara and BILL Accounts Payable next. Use the listed fields to focus on the controls and handoffs your team needs.
31 accounts payable automation software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
| # | Platform | Score | Why | From | Free plan | Paid from | Invoice capture | |
|---|---|---|---|---|---|---|---|---|
| 1 | Nanonets Accounts Payable Automation | 8.8 | RecognisedAPIDocumented | — | Yes | 100 /mo | — | View |
| 2 | Esker Accounts Payable Automation | 8.0 | RecognisedAPIDocumented | — | No | — | — | View |
| 3 | Ramp Bill Pay | 7.4 | RecognisedAPIDocumented | $15/mo | Yes | — | OCR, email and upload | View |
| 4 |  Zahara | 7.4 | RecognisedAPIDocumented | £159/mo | No | — | OCR, email and upload | View |
| 5 | BILL Accounts Payable | 7.3 | RecognisedAPIDocumented | $49/mo | No | — | — | View |
| 6 | Rho | 6.8 | RecognisedAPIDocumented | Free | Yes | — | — | View |
| 7 | Stampli | 6.5 | RecognisedAPIDocumented | — | — | — | — | View |
| 8 | AvidXchange | 6.5 | RecognisedAPIDocumented | — | — | — | — | View |
| 9 |  Settle | 6.5 | RecognisedAPIDocumented | $199/mo | Yes | 199 /mo | OCR, email and upload | View |
| 10 |  ProcureDesk | 6.4 | RecognisedAPIDocumented | $830/mo | No | 830 /mo | — | View |
| 11 | Medius AP Automation | 6.3 | RecognisedAPIDocumented | — | — | — | — | View |
| 12 |  Basware | 6.3 | RecognisedAPIDocumented | — | No | — | — | View |
| 13 | SoftCo AP Automation | 6.2 | RecognisedAPIDocumented | — | — | — | OCR, email and upload | View |
| 14 | SutiAP | 6.2 | RecognisedAPIDocumented | — | — | — | — | View |
| 15 |  AppZen | 6.1 | RecognisedAPIDocumented | — | — | — | OCR, email and upload | View |
| 16 | Quadient AP | 6.1 | RecognisedAPIDocumented | — | — | — | — | View |
| 17 | SAP Concur Invoice | 6.1 | RecognisedAPIDocumented | — | No | — | — | View |
| 18 |  PairSoft AP Automation | 6.0 | RecognisedAPIDocumented | — | — | — | OCR, email and upload | View |
| 19 | Yooz | 5.9 | RecognisedAPIDocumented | — | No | — | — | View |
| 20 |  MineralTree | 5.8 | RecognisedAPIDocumented | — | No | — | — | View |
| 21 | Tipalti Accounts Payable | 5.7 | RecognisedAPIDocumented | $99/mo | No | 99 /mo | — | View |
| 22 |  Plooto | 5.6 | RecognisedAPIDocumented | — | No | — | — | View |
| 23 |  Circulus | 5.4 | RecognisedAPIDocumented | $481/mo | No | — | OCR, email and upload | View |
| 24 |  Taulia | 5.3 | RecognisedAPIDocumented | — | — | — | OCR, email and upload | View |
| 25 | Tungsten AP Essentials | 5.2 | RecognisedAPIDocumented | — | — | — | — | View |
Is your platform on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which accounts payable automation software is ranked first on Inferse?
Nanonets Accounts Payable Automation is ranked #1 of 31 with a score of 8.8. Esker Accounts Payable Automation is second and Ramp Bill Pay third.
How many of these have a free plan?
4 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Ramp Bill Pay has the lowest first paid tier we found: $15/mo.
How is this list ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it. Paid placements never change a rank.