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Skip to contentCreate an invoice, merge to PDF, compress and validate e-invoice — step-by-step in your browser.
Validate, create and export German e-invoices — open the built-in collection.
PDF invoice workflow — free tools on Tentaco groups related browser tools in one place. Open a linked guide to run the matching mode — most processing stays on your device unless a tool explicitly uses an online step.
Use this collection when you need a clear starting point, short how-to steps, and privacy notes before picking a specific tool. Browse related Tentaco tools on this hub, open a studio mode when you need a fuller workspace, and keep files on your device whenever the tool runs locally.
Free invoice template (PDF) — Germany
Create an invoice with line items and download as PDF. Use Tentaco Invoice Template to process the file in your browser and download the result — no account.
Merge PDF without upload — free online
Combine multiple PDF files into one document in your browser. No upload to a server — files stay on your device.
Compress PDF without upload — reduce file size free
Shrink PDF file size in your browser. No cloud upload — choose quality presets and download a smaller PDF instantly.
Validate XRechnung for free
Validate XRechnung UBL or CII XML: mandatory fields, amounts and Schematron rules locally in your browser — no sign-up.
Open and validate ZUGFeRD for free
Open ZUGFeRD and Factur-X invoices, extract embedded XML and check EN 16931 rules — locally in your browser.
Create and validate e-invoices for free
Create, open and validate XRechnung and ZUGFeRD in your browser. Schematron checks, templates and export — no sign-up; validation stays local when possible.
Free PDF tools online
Merge, compress, split, convert and edit PDF files in your browser — no install, no upload for local tools.
Privacy depends on the selected tool. Check the privacy block on each tool page for file transfer, processing location and storage.
LocalThis tool processes data locally in your browser. Tentaco does not receive your file contents for this mode.
Yes — template, merge and compress run in your browser. Validation uses local Schematron rules; nothing is uploaded unless you use an explicit cloud feature.
Open Pipelines and choose PDF invoice workflow, or start from any linked tool page CTA.