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Installation manual for the Plug&Pay Twinfield integration

Updated today

Connect Plug&Pay with Twinfield and automatically process orders in your accounting. Ideal for SMEs and accountants using Plug&Pay.


1. Connect to Plug&Pay

To connect Plug&Pay, you need an API key from your Plug&Pay account. Below we explain how to create and enter it.

Create an API key in Plug&Pay

  • Log in to your Plug&Pay account.

  • Click "Add new API key".

  • Give the key a recognizable name (e.g. Combidesk) and save.

  • Copy the generated API key — you will need it right away.

Don't have a Plug&Pay account yet? Click "Create Plug&Pay account" in the connection window to register for free.

Enter the API key via Combidesk

  • Go to your Combidesk dashboard and open the Plug&Pay connection.

  • Paste the copied API key into the input field.

  • Click "Save".

Done! Your Plug&Pay account is now connected.


2. Connect to Twinfield

What do you need? Before you start, make sure you have:

  • An active Twinfield subscription through Wolters Kluwer

  • Your Wolters Kluwer login credentials (email address and password)

  • Access to the administration(s) you want to connect

Don't have a Twinfield account yet? Request one at wolterskluwer.com.

Step by step: setting up the OAuth connection

Step 1: Start the installation
Go to the integration's installation page and click "Start connecting". You will be redirected to the Wolters Kluwer authorization portal.

Step 2: Log in with your Wolters Kluwer account
Enter the email address and password of your Wolters Kluwer account. This is the same account you normally use to log in to Twinfield.

Step 3: Grant permission
After logging in, you will see a screen asking whether you want to give the integration access to your Twinfield data. Click "Allow" to confirm the connection.

Step 4: Select the correct administration Do you have multiple administrations within Twinfield? Select the administration you want to connect. Want to connect multiple administrations? Simply repeat the process for each administration separately.

Step 5: Done!
You are now successfully connected. The integration will automatically sync your data between your webshop and Twinfield from this point on.

Frequently asked questions

My login credentials don't work — what now?
Check that you are using the email address and password of your Wolters Kluwer account, and not those of a possible old Twinfield account. Forgotten your password? Reset it via the Wolters Kluwer login portal.

How long is the connection valid?
The OAuth connection remains active as long as you use the integration. You do not need to repeat this process periodically, unless you change your password or manually disconnect.

Can I disconnect later?
Yes. You can revoke access at any time via your Twinfield account settings under Connected applications, or by removing the integration from our platform.

I have multiple administrations — can I connect them all?
Yes, our integration supports multiple administrations. Simply install the integration for each desired administration separately.


3. Configuration of the integration

For the integration to work properly, it must be configured correctly. In the paragraph below, we'll go through all the steps of the integration in sequence. Before starting the installation, we recommend that you first carefully read through these steps.


Configure these Plug&Pay steps:

  • Group orderlines
    Should orderlines be grouped by VAT code and ledger account. Beware: If you choose YES, the description on the orderline won't be used.

  • Export existing invoices
    If you want to export existing invoices, choose the start date here.

  • Transfer order numbers or invoice numbers
    You can choose to transfer order numbers or invoice numbers to Twinfield.


Configure these Twinfield steps:

  • Select the Twinfield office
    The office sales transactions will be created for

  • Select a daybook account
    The daybook account that will be used for sales transactions

  • Accounts receivable account
    Select the accounts receivable account which sales transactions will be posted on

  • Twinfield VAT mapping
    Connect the VAT categories of Plug&Pay to your Twinfield account

  • Select default ledger account
    Selecteer de standaard grootboekrekening waarop omzet geboekt moet worden

  • Select shipping ledger account

  • Select costs ledger account

  • Default debtor
    If you want to book your orders on a default debtor in Twinfield, enter the code of that default debtor here

  • Debtor number for Point of Sale orders
    Do you make use of a Point of Sale in Plug&Pay and do you want to book these orders in Twinfield as well? Then please enter the debtor number of the debtor on which these orders should be booked.

  • Transaction destiny
    Do you want to create provisionary transactions or final transactions?

  • How do you want to handle VAT for orders to individuals in other EU countries (One-Stop Shop, OSS)?
    Do you ship to individuals in other EU countries? Then you can pick one of the VAT arrangements below. If you want to keep using the rules of before July 1, 2021, select "Charge VAT based on the webshop's country", then the regular VAT of your country will be charged.

  • Service level
    Pick a Service level matching your needs. You can always change the it at a later time, and the price will be adjusted accordingly.


4. The Combidesk customer dashboard

How does the dashboard work?

If you've created a new Combidesk account or installed a integration, you'll receive an email with access to your Combidesk account. When you log in to combidesk.com, you'll arrive at the dashboard. This is where your integration is located. From here, you can easily adjust your integration and account settings, view the integration logs (history), and access support.

What can you view via your Combidesk account?

From your Combidesk dashboard you also have access to your account settings, connected accounts, billing and support.


5. What can you expect from Combidesk?

We understand you're busy or perhaps have little software experience. That's why our specialized team is always ready to help. Take advantage of our installation packages to save yourself even more time.

Installation appointment

If you're short on time or would like us to handle the entire installation, take advantage of our remote implementation support. We'll take care of everything for you right away and deliver a fully functional connection. For most connections, installation support costs a fixed fee of €150, while others cost €300. If you decide not to continue with the connection after the trial period, there's no charge. Schedule an installation appointment below and schedule it right away.

Explanation of service level (SLA) subscriptions (Basic, Pro, Premium)

To help you use our integration effectively, we offer three service levels: basic, pro, and premium. You can always change the service level in your integration. The price will be adjusted for the next billing period.

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