Best Electronic Invoicing Software in 2026
Updated
In short: B2Brouter is ranked #1 of 26 as of 3 October 2026, ahead of Billit and BillingEngine. The best-ranked option with a free plan is Billit. The lowest first paid tier on this page is BillingEngine at €6/mo.
26 electronic invoicing 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 | Peppol access | |
|---|---|---|---|---|---|---|---|---|
| 1 | B2Brouter | 8.8 | RecognisedAPIDocumented | €9.17/mo | Yes | — | Yes | View |
| 2 | Billit | 8.5 | RecognisedAPIDocumented | €690/mo | Yes | — | Yes | View |
| 3 | BillingEngine | 8.5 | RecognisedAPIDocumented | €6/mo | Yes | — | — | View |
| 4 | Vertex e-Invoicing | 8.3 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 5 | ONESOURCE Pagero | 8.3 | RecognisedAPIDocumented | Free | Yes | — | Yes | View |
| 6 |  Peppox | 7.5 | RecognisedAPIDocumented | €29/mo | No | — | Yes | View |
| 7 | EDICOM Global e-Invoicing | 6.7 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 8 | Cygnet e-Invoicing | 6.6 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 9 | Unimaze | 6.5 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 10 |  Basware | 6.5 | RecognisedAPIDocumented | — | No | — | — | View |
| 11 |  Sovos VAT Compliance | 6.4 | RecognisedAPIDocumented | — | — | — | — | View |
| 12 |  Storecove E-invoicing API | 6.2 | RecognisedAPIDocumented | — | No | — | Yes | View |
| 13 |  PeppolSoft | 6.2 | RecognisedAPIDocumented | — | Yes | — | Yes | View |
| 14 | B2BE E-Invoicing | 6.0 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 15 | ecosio | 6.0 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 16 |  Peppolstation | 5.6 | RecognisedAPIDocumented | — | No | — | Yes | View |
| 17 |  Unifiedpost Banqup | 5.6 | RecognisedAPIDocumented | €2,000/mo | No | — | Yes | View |
| 18 |  Tickstar Peppol Access Point | 5.6 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 19 | Arratech Peppol-as-a-Service | 5.5 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 20 | 4CEE Exchange | 5.5 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 21 | Masters India e-Invoicing | 5.4 | RecognisedAPIDocumented | — | — | — | — | View |
| 22 |  Holodeck B2B | 5.1 | RecognisedAPIDocumented | — | — | — | Yes | View |
| 23 |  phase4 | 5.1 | RecognisedAPIDocumented | — | No | — | Yes | View |
| 24 |  Domibus | 4.9 | RecognisedAPIDocumented | — | — | — | — | View |
| 25 |  Tradeshift | 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 electronic invoicing software is ranked first on Inferse?
B2Brouter is ranked #1 of 26 with a score of 8.8. Billit is second and BillingEngine 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, BillingEngine has the lowest first paid tier we found: €6/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.