Best Procure-to-Pay Software in 2026
Updated
In short: Onventis is ranked #1 of 24 as of 3 October 2026, ahead of Esker Source-to-Pay and PurchasePlus. The lowest first paid tier on this page is Tradogram at $79.20/mo.
Procure-to-pay software covers purchasing and invoice workflows, so fit can depend on both internal controls and connections to your finance stack. Compare approval workflows, invoice capture, receiving workflows, and three-way matching, then check multi-entity support and supplier portal availability. Supported ERP systems help you assess compatibility; free-plan availability and paid-from pricing add context on access and cost. Onventis, Esker Source-to-Pay, and PurchasePlus lead the ranking, followed by WHIZCargo and SynerTrade 5. Consider how purchases move through your organization and which listed workflows or integrations need to fit the systems you already run.
24 procure-to-pay 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 | Approval workflows | |
|---|---|---|---|---|---|---|---|---|
| 1 |  Onventis | 7.4 | RecognisedAPIDocumented | Free | — | — | Yes | View |
| 2 | Esker Source-to-Pay | 7.0 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 3 | PurchasePlus | 7.0 | RecognisedAPIDocumented | $650/mo | — | — | Yes | View |
| 4 | WHIZCargo | 7.0 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 5 |  SynerTrade 5 | 6.9 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 6 | Precoro | 6.8 | RecognisedAPIDocumented | $499/mo | No | — | Yes | View |
| 7 |  Basware | 6.7 | RecognisedAPIDocumented | — | No | — | Yes | View |
| 8 | Procurify | 6.7 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 9 |  JAGGAER Contracts | 5.6 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 10 | Folio | 5.5 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 11 |  GenLedge Procurement | 5.4 | RecognisedAPIDocumented | $800/mo | No | — | Yes | View |
| 12 | Tradogram | 5.4 | RecognisedAPIDocumented | $79.20/mo | No | — | Yes | View |
| 13 |  Proactis Accounts Payable Automation | 5.3 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 14 | Corcentric Source-to-Pay | 5.1 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 15 |  GEP SMART Contract Management | 5.1 | RecognisedAPIDocumented | — | — | — | — | View |
| 16 |  Ivalua Contract Management | 5.1 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 17 | Zycus Contract Management | 5.1 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 18 | Coupa Accounts Payable | 5.0 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 19 | Kissflow | 5.0 | RecognisedAPIDocumented | — | No | — | — | View |
| 20 | Oracle Fusion Cloud Procurement | 5.0 | RecognisedAPIDocumented | — | No | — | Yes | View |
| 21 |  Tradeshift | 5.0 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 22 | Vroozi | 4.9 | RecognisedAPIDocumented | — | No | — | Yes | View |
| 23 | Workday Expenses | 4.9 | RecognisedAPIDocumented | — | — | — | — | View |
| 24 | SoftCo AP Automation | 4.8 | 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 procure-to-pay software is ranked first on Inferse?
Onventis is ranked #1 of 24 with a score of 7.4. Esker Source-to-Pay is second and PurchasePlus third.
How many of these have a free plan?
1 of the 24 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Tradogram has the lowest first paid tier we found: $79.20/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.