Zwischen pipes Shopify and WooCommerce orders into Sage 50 or Xero with correct VAT, SKU mapping and inventory — built and maintained by the engineer you'll actually talk to.
You talk directly to the engineer
No tickets, no support agents. The person who built your integration answers your questions — same day.
Sync overview
Past 24 hours · all healthy
Posted today
127
+18 vs avg
VAT collected
£1,842
T1 · 20%
Retries
0
last 24h
From sign-up to fully automated in 3 steps
We link your Shopify or WooCommerce store to Sage 50 via a secure, encrypted API. No passwords ever stored.
Our engineer configures your VAT codes, account mappings, and custom business rules. We help — you don't touch a spreadsheet.
Every new order is automatically posted to Sage 50. Forget manual entry — forever.
Off-the-shelf connectors are built for the average business. We build for yours.
We don't just sync data — we translate it. Custom SKUs, complex VAT rates, and multiple currencies handled exactly the way your accountant expects.
Our sync follows Sage 50 and Xero best practices, making your year-end reconciliation straightforward. Your accountant will thank you.
Direct access to the lead developer for customisation. No AI bots, no ticket queues — someone who actually understands Sage 50 and your business.
Every feature designed around the real challenges of UK online retailers.
Our integration is fully compatible with HMRC's Making Tax Digital (MTD) scheme. VAT rates, tax codes, and returns are mapped automatically, so your Sage 50 or Xero is always submission-ready. No more manual VAT adjustments before quarter-end.
Stock levels sync between your store and accounting system automatically. When an order is placed on Shopify or WooCommerce, inventory is updated on schedule — preventing overselling and keeping your books accurate at all times.
Switching to a new setup mid-year? We can import up to 12 months of historical orders and transactions into your accounting system, giving you a complete picture from day one — no gaps in your financial records.
Data hosted in Austria. Secure OAuth2 connections to all platforms. We never store your customers' payment or card information. Built to the same standards expected by UK financial services.
Connect your e-commerce platform with leading UK accounting software
Connect your Shopify store directly to Sage 50 or Xero. Orders, inventory, customers, and VAT data sync automatically — no more CSV exports or manual entry.
View Shopify Sage 50 IntegrationWooCommerce powers millions of WordPress stores. Our integrations connect it seamlessly to Xero or Sage 50, automating your accounting workflow from checkout to reconciliation.
View WooCommerce Xero IntegrationWorks with the tools UK businesses already use
Built and maintained by Austrian software engineers with EU-level quality and data protection standards.
Not a ticketing system. You speak directly with the engineer who built your integration, for fast resolutions and custom changes.
MTD-ready integration. Data hosted in Austria under EU data protection law. Secure OAuth2 connections throughout.
Why trust us
Zwischen wasn't started by a designer with a Figma file. It was built by engineers with over a decade of hands-on experience delivering e-commerce accounting integrations for UK businesses — before building the product they always wanted to exist.
When something breaks at month-end, you talk to the engineer who built it. Not a support ticket queue.
Select your platform and accounting system — we'll reply with a custom quote within 1 business day.
Tell us about your setup and we'll put together a custom quote — usually within 1 business day.
You buy time and compliance — not just a sync tool
UK e-commerce owners use Zwischen to eliminate accounting admin and stay on the right side of HMRC.
Every order from your Shopify or WooCommerce store becomes a Sage 50 invoice automatically. Your bookkeeper will have nothing left to type.
Fully supports MTD, OSS, and complex tax rules for UK & EU. Custom VAT mapping configured by our engineer — so you're never at risk of an HMRC penalty.
Stock levels synced every 5 minutes between your store and Sage 50. Overselling becomes a thing of the past.
Not a plugin — a bespoke connector wired to your exact workflow. Custom product mappings, price lists, and account codes handled out of the box.
Failed syncs are automatically re-queued and retried. Every order is accounted for, with a full audit log you can review any time.
You talk to the person who built and runs your integration — not a help desk. Questions answered within 1 business day.
Step 1 of 2 — E-commerce platform