56 integration guides for Danish custom software
Payment, accounting, shipping, payroll, signature, CRM, AI, SMS and workspace. Written for owners, one page per integration, and built into your system at a fixed price.
01
Payments
14 guides
- MobilePay integration in your own systemPut MobilePay inside your own web app or portal. Invoice vs Checkout vs Subscriptions — and when to build it in instead of bolting on a plugin.→
- QuickPay integration: a Danish payment gateway in a custom appQuickPay as the payment layer in your own system. Cards, MobilePay, split payments and webhooks — without a Shopify plugin.→
- Stripe integration in a Danish web app: cards, billing, webhooksStripe in a custom system for Danish SMEs. Checkout, Billing, webhooks and the traps that create chargebacks.→
- Klarna integration in your checkoutKlarna Pay Later and Slice it in a custom checkout. When it lifts conversion — and when it only adds a fee.→
- PensoPay integration in a custom checkoutPensoPay as a Danish payment gateway in your own system. Cards, MobilePay and settlement to a Danish account — no plugin lock-in.→
- Paylike integration: card payments in your systemPaylike as a light card layer in custom apps. When it is the right fit — and when you need a full Danish gateway.→
- Clearhaus integration: a Danish acquirer in your appClearhaus as the acquirer behind your checkout. What an acquirer is — and how it sits with QuickPay, Stripe and your own system.→
- ePay integration (Bambora/Worldline) in a custom systemePay still lives in many Danish agreements. How to bring the old gateway into a new custom system without moving the merchant number at launch.→
- OnPay integration in your web appOnPay as the payment layer in custom products. A simple API, a Danish setup, and the limits you should know before it is your only gateway.→
- Scanpay integration for Danish card paymentsScanpay in a custom system. A minimal card gateway — and when you should put MobilePay beside it.→
- AltaPay integration in a custom checkoutAltaPay (Worldline family) as the payment and order-management layer in your own system.→
- Apple Pay in your Danish checkoutApple Pay on web and in-app. What domain, gateway and Safari require — and why it almost always arrives through QuickPay or Stripe.→
- Google Pay integration in a web appGoogle Pay in your checkout through the gateway. Android customers without a separate card flow.→
- PayPal integration: when it still makes sensePayPal in a 2026 checkout. Useful for foreign guests — rarely what Danish regulars pick first.→
02
Accounting
6 guides
- e-conomic integration: automatic posting from your systemConnect your web app to e-conomic. Customers, invoices and payments sync — no CSV and no double CVR.→
- Dinero integration: invoices and books without double entryThe Dinero API in your own system. Contacts, invoices and the cash book — built for SMEs that run the books themselves.→
- Billy integration in a custom systemBilly (Visma) as the books layer in your web app. Invoice and contact sync for SMEs already living in Billy.→
- Uniconta integration for production and projectsUniconta as the ERP layer. Projects, stock and invoices sync to your own screens — without moving the whole house into Uniconta’s UI.→
- Visma integration: e-conomic, payroll and the rest of the family“Visma integration” is not one API. It is e-conomic, DataLøn, Dinero, Billy and more. How to pick the right pipe.→
- DynAccount integration in your own systemDynAccount as the finance layer. Debtors, invoices and posting from your own screens.→
03
Shipping
7 guides
- PostNord integration: labels, tracking and parcel shopsThe PostNord API in your system. Parcel-shop finder, labels and tracking mail — without typing shipments in Booking.→
- GLS integration in a webshop and operations systemGLS labels and parcel shops in your own system. Checkout, warehouse print and tracking without manual booking.→
- Shipmondo integration: one shipping hub for several carriersShipmondo as the layer between your system and PostNord, GLS, DAO and Bring. One API, several labels.→
- DAO integration: parcel shop and home delivery in your systemDAO as a delivery choice in checkout. Parcel shops, labels and tracking in a custom web app.→
- Unifaun/nShift integration: labels across countriesUnifaun (nShift) as the print and booking layer. When you ship to SE/NO/EU — not only PostNord in Jutland.→
- Webshipper integration as a shipping hubWebshipper between your system and GLS, PostNord, DAO and Bring. One API for labels and parcel shops.→
- Bring integration: Norway, Sweden and DenmarkBring in checkout and at the warehouse. Parcel shops, business parcels and tracking across Scandinavia.→
04
Payroll
3 guides
- DataLøn integration: hours in, payroll outSend approved hours and allowances to DataLøn from your roster or job system. Fewer payroll errors, fewer Excel sheets.→
- Zenegy integration: payroll and HR in your own toolZenegy as the payroll layer. Hours, employees and postings onwards to e-conomic or Dinero.→
- Danløn integration: hours into payrollApproved hours and supplements from your roster or case system into Danløn. Fewer spreadsheets before the payroll run.→
05
Signature
2 guides
06
CRM and marketing
4 guides
- HubSpot integration in a custom CRM layerHubSpot as marketing truth, your system as operations truth. Contacts, deals and events without a double directory.→
- Pipedrive integration: deals without a double directoryPipedrive as the pipeline, your system as the job and the invoice. A won deal becomes a job — automatically.→
- Trustpilot integration: invitations and reviews in your systemSend Trustpilot invitations automatically after delivery — and show the rating on your own pages without copy-paste.→
- Heyloyalty integration: flows triggered by your systemHeyloyalty as the mail layer. When an order, booking or membership status changes in your app, the right flow starts — not a nightly CSV dump.→
07
CVR and data
1 guides
08
AI
8 guides
- OpenAI integration in Danish business softwareGPT in your own system: drafts, classification, search. Not a homepage chatbot. Data, operations, and the jobs that actually save hours.→
- Claude integration in your own workflowsAnthropic Claude as the engine in your system. Long documents, a drier tone, the same data discipline as with OpenAI.→
- Gemini integration in a custom systemGoogle Gemini as the AI layer in your app. Especially relevant if you already live in Google Workspace.→
- Mistral integration: a European AI layerMistral as an alternative engine in your system. Relevant when you want an EU-near choice without changing the product.→
- ElevenLabs integration: voice in your productText-to-speech in your own flow. Messages, guides and readout — with voice licence and spend under control.→
- Whisper integration: speech-to-text in your appWhisper (OpenAI) to turn Danish inspections, calls and notes into text you can search.→
- DALL·E integration in your own toolImage generation inside your workflow. Only when the image is part of the job — not as a toy on the dashboard.→
- Stable Diffusion integration in a custom appStable Diffusion as the image engine in your product. Self-host or API — and when it beats DALL·E.→
09
SMS and voice
5 guides
- Twilio integration: SMS and voice from your systemTwilio as the pipe for SMS, one-time codes and calls. When it is right — and when a Danish gateway is smarter.→
- GatewayAPI integration: a Danish SMS gatewayGatewayAPI for transactional SMS from your system. Danish numbers, a sensible rate, a webhook on delivery.→
- MessageBird integration in your appMessageBird (Bird) for SMS and channels out of your own system. When you want one API for several channels.→
- Vonage integration: SMS and voiceVonage (formerly Nexmo) as the telecom layer in your product. SMS, verify and calls from your backend.→
- Plivo integration for SMS in a custom systemPlivo as the SMS/voice API behind your own flows. The same discipline on consent, retry and log as the other gateways.→
10
Workspace
6 guides
- Microsoft 365 integration in your own systemGraph API against your tenant: users, files, calendar, mail. One login universe, your own screens.→
- Outlook integration: calendar and mail in your appCreate meetings and send mail from the case via Outlook. Without building a new inbox people will not open anyway.→
- Microsoft Teams integrationNotifications, Adaptive Cards and case links in Teams. The meeting stays where people already sit.→
- SharePoint integration: files and steering groupsThe case’s files live in SharePoint. Your system shows and puts them in the right folder — without a new file monster.→
- OneDrive integration in a custom workflowThe user’s own files via Graph. Drafts and uploads, without you building a new drive.→
- Google Workspace integrationGoogle login, Calendar, Drive and Gmail in your system. When the company is not a Microsoft house.→
Get your systems talking.
Tell us which systems you use. You get a fixed-price proposal within 24 hours.
