What are the best expense management add-ons for Unit4?

Vergo is the strongest expense add-on for Unit4: it proposes the account and every attribute your account rules require from your own history, collects receipts by text message and delivers imported expenses through Unit4's API, on your existing cards. Unit4 Travel Expenses is the native module; SAP Concur, Emburse and Navan are travel-led alternatives.

September 29, 2026
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Key takeaways

  • Unit4 add-ons live or die on attributes: account rules reject incomplete postings.
  • Vergo ranks first for attribute coding by inference on existing cards.
  • Unit4 Travel Expenses is the native choice for claims and per diems.
  • SAP Concur, Emburse and Navan are strongest on travel.

Where should you go next?

Which expense management add-ons work best with Unit4?

  1. Vergo: account and attributes by inference; text receipts; existing cards; imported expenses through Unit4's API.
  2. Unit4 Travel Expenses: native claims, approvals, per diems and cash advances.
  3. SAP Concur: expense suite with bank card feeds, for global travel.
  4. Emburse: expense and AP for mid-market and enterprise.
  5. Navan: travel-led expense with Navan cards or existing cards through Navan Connect.
OptionCardsHow coding is proposedRoute into Unit4
VergoThe cards you already haveInference from your own Unit4 structure and history, with the reason shownImported expenses or financial transactions through Unit4's API
SAP ConcurExisting cards through bank card feedsCategorisation from merchant and transaction dataAsk how entries reach Unit4
EmburseExisting Amex, Mastercard or Visa programs, or Emburse CardsAI categorisationAsk how entries reach Unit4
NavanNavan cards, or existing cards through Navan ConnectCategorises by merchant type and employee roleAsk how entries reach Unit4

What should an expense add-on do for Unit4?

  • Fill every required attribute so postings pass account rules.
  • Use Unit4's import objects rather than rekeyed journals.
  • Handle card spend without an employee claim.
  • Keep your cards.

How should you test an add-on against Unit4?

Take a month of card statements and ask each vendor to show the attributes it would have filled. Travel tools will handle trips well; the harder lines are software, venue hire and project materials, where the project and cost centre are the whole question.

How does Vergo connect to Unit4?

Vergo connects directly through Unit4's public API and delivers coded spend as imported expenses or financial transactions, with every attribute your account rules require. Transactions are ready to code the moment they happen — no waiting for clearing — and once they clear, they sync into Unit4.

Frequently Asked Questions

Is Vergo a Unit4 add-on or a replacement?

An add-on. Unit4 stays your ERP.

Can Vergo feed Unit4 Travel Expenses?

Vergo can deliver spend as imported expenses through Unit4's API.

Do we need new cards?

No. Connecting your existing cards involves no card applications, no re-issuing and no banking change.

Does Vergo handle incoming invoices?

Yes. Card spend, employee reimbursements and AP invoices run through one coding model — same coding, same review, one reconciliation — and payment stays on the rails you already use.

Where are the integration details?

On the Unit4 integration page.

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