Katag B2B & Amazon S3
Month-end made easier: Katag B2B documents flow to Amazon S3
GetMyInvoices retrieves invoices and receipts from Katag B2B on a schedule you set and sends them to Amazon S3, ready for month-end closing.


Why connect Katag B2B with Amazon S3?
GetMyInvoices automatically retrieves your Katag B2B invoices and delivers them to Amazon S3. It logs in to your Katag B2B account for you, fetches every new invoice as a PDF plus structured data, sorts and validates it, and exports it to Amazon S3 booking-ready. One connection covers every Katag B2B account and recurring billing period.
- Automatic retrieval to Amazon S3: connect Katag B2B once, never log in for an invoice again.
- Booking-ready in Amazon S3: the PDF plus the structured data your accounting needs.
- Built for many accounts: agencies, IT service providers and tax firms in one dashboard.
Over 20,000 businesses rely on GetMyInvoices














From Katag B2B to Amazon S3 automatically
Three things happen automatically once Katag B2B is connected, so your invoices reach Amazon S3 without manual work.
Retrieves every Katag B2B invoice
GetMyInvoices logs in to Katag B2B Cloud and Robot on a schedule and downloads each new invoice for you, including past invoices still available in your account.
Captures the data, not just the PDF
Each invoice is read, sorted and enriched with structured fields like invoice number, date, net, gross and VAT, then archived in a GoBD-compliant way.
Delivers your invoices to Amazon S3
Invoices and their data are exported to Amazon S3, ready for your tax advisor to book. No re-typing, no missing receipts.
Proven performance by GetMyInvoices
''From Katag B2B login to Amazon S3 in four steps''
Set it up once. After that, every Katag B2B invoice finds its way into Amazon S3 on its own.
- 1
Connect your Katag B2B account
Add Katag B2B in GetMyInvoices and enter your login once. The connection is stored securely and used only to fetch your invoices.
- 2
Invoices are retrieved automatically
GetMyInvoices logs in for you on a schedule and downloads every new Katag B2B invoice as a PDF plus structured data. No manual login required.
- 3
Data is prepared for booking
Each invoice is sorted, validated and enriched with the fields your accounting needs, then archived in a GoBD-compliant way.
- 4
Export to Amazon S3
Invoices and their data are exported to Amazon S3 on your export schedule, ready for your tax advisor to book.
Katag B2B also exports to these systems
Your Katag B2B login stays protected
From the Katag B2B login to the Amazon S3 export, we treat your credentials and your invoices accordingly.
Encrypted, or no password at all
Your Katag B2B login is stored encrypted and cannot be viewed by GetMyInvoices staff. Prefer to store no password? Bring your Katag B2B invoices in by email instead, through a dedicated GetMyInvoices inbox.
Hosted in Germany, GDPR
GetMyInvoices is GDPR-compliant and hosted in Germany. All data is transferred over HTTPS.
GoBD-compliant archive
Every Katag B2B invoice is archived in a GoBD-compliant way, with the original document kept alongside its data.
About Katag B2B & Amazon S3

Katag B2B
Katag B2B is the B2B platform of Katag AG for orders in the specialist textile trade. Purchases made via the portal continuously generate invoices that need to be transferred to accounting. GetMyInvoices automatically downloads these documents, saving recurring manual effort.

Amazon S3
Amazon S3 is the integration that receives your Katag B2B invoices and receipts. GetMyInvoices downloads them automatically and hands them over ready to book — no manual downloading needed.
GetMyInvoices sits between Katag B2B and Amazon S3: it downloads the invoice at Katag B2B and delivers it to Amazon S3, ready to book.
Frequently asked questions about Katag B2B, Amazon S3 and GetMyInvoices
Connect your Katag B2B account in GetMyInvoices once. From then on, GetMyInvoices logs in for you on a schedule and retrieves every new invoice as a PDF plus structured data, without you opening the Katag B2B console again.
Your Katag B2B credentials are stored encrypted and cannot be viewed by GetMyInvoices staff. They are used only to retrieve your invoices. GetMyInvoices is GDPR-compliant, hosted in Germany, and transfers all data over HTTPS.
If a login stops working, for example after a password change, GetMyInvoices flags the connection in your dashboard and notifies you. You update the credentials once and automatic retrieval continues.
Yes. You can connect multiple Katag B2B Cloud and Robot accounts and manage them from one GetMyInvoices dashboard. This is built for agencies, IT service providers and tax firms handling many clients.
To Amazon S3 and more than 50 further integrations such as Lexware Office, sevdesk, Addison, Google Drive and Dropbox. You can also export in formats like CSV, ZUGFeRD and X-Rechnung. Your Katag B2B invoices arrive booking-ready in the tool your accounting uses.
GetMyInvoices archives your Katag B2B invoices in a GoBD-compliant way and keeps the original document alongside the extracted data. GoBD-compliant does not mean GoBD-certified; please confirm the specifics for your setup with your tax advisor.
No. You can start retrieving and organizing your Katag B2B invoices in GetMyInvoices right away. The Amazon S3 export is available once you or your tax advisor connect Amazon S3. Everything else works without it.
Alongside the original PDF, GetMyInvoices captures the structured fields such as invoice number, date, net and gross amounts and VAT, and passes them to Amazon S3 so your tax advisor can book without re-typing.
Ready to automate your
Katag B2B invoices?
Try GetMyInvoices with no obligation and start collecting your Katag B2B invoices automatically, straight into Amazon S3.











































































