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PDF zusammenfügen

Mehrere PDF-Dateien in der gewünschten Reihenfolge zu einer verbinden. Kostenlos, sofort, ohne Anmeldung.

  1. Datei wählen (oder Text eingeben)
  2. Auf den Knopf drücken
  3. Ergebnis herunterladen

Schritt 1

Dateien wählenoder hierher ziehen oder mit Strg+V einfügen · up to 20 files
Dateien wählen
🔒 Private: used only for your result, deleted after 24 h, nobody looks at it.

Schritt 2

Wird bearbeitet … meist 2–30 Sekunden. Seite bitte offen lassen.

Up to 20 files. Files are used only for your result and deleted automatically after 24 hours.

💡 Simple guide · no technical skills needed

When do I need this?

You have several PDF files (for example an invoice, a contract and a receipt) and need to send or upload them as ONE file.

Good to know

  • On a phone, tap Dateien wählen and choose from Files or Downloads.

Words explained

PDF
A document file that looks the same on every computer and phone.

Stuck? Press Help in the bottom corner and write your question in any language. You get an answer in seconds, or a real person answers you.

Weitere kostenlose Tools (Englisch)

PDF tools

For when you have a PDF: join, cut, shrink, turn pages, or get the text and tables out of it.

PDF to Excel / WordTables and text from PDFs, scans and photos, ready to edit
Split PDF / extract pagesKeep only the pages you need, remove pages, or one file per page
Compress PDFMake a PDF smaller for e-mail and upload forms
PDF to JPGEvery page as a JPG or PNG picture
JPG to PDFPhotos or scans into one PDF, one page each
Rotate PDFTurn sideways or upside-down pages the right way
Protect / unlock PDFAdd a password to a PDF, or remove it when you know it

Images

For photos and pictures: make them smaller, change the size or type, or copy the text in them.

Compress imageSmaller JPG, PNG and WebP files, same look
Resize imageExact width and height in pixels, or a percent
HEIC / PNG / JPG / WebPiPhone HEIC to JPG, PNG to JPG, WebP to PNG and back
Image to textCopy the text from a photo, screenshot or scan

Excel, CSV and lists

For Excel and lists: clean up, join, split, convert or compare them.

Clean / merge ExcelRemove duplicates and empty rows, fix spaces, merge files into one
CSV ↔ Excel ↔ JSONAny of CSV, Excel or JSON into another, nested JSON flattened
Split big CSV / ExcelCut a large file into parts that Excel, a CRM or an upload form accepts
Compare two listsWhat is only in list A, only in list B, and in both
E-mail list cleanerFind the addresses that will bounce before you send
E-mail address checkIs one address real and able to receive mail?

Invoices, banking and VAT

For invoices, bank account numbers (IBAN), VAT numbers and bank upload files.

Bulk VAT number checkValid or not, with company name and address, from EU VIES
Invoice generatorA clean PDF invoice in one minute, with a pay-by-bank QR code
Excel to SEPA XMLTurn a payment list into a SEPA XML file your bank accepts: transfers (pain.001) or direct debits (pain.008)
SEPA XML checkerFind why a bank rejects your SEPA file: schema, IBAN and total errors with the fix. Old v03 files upgraded to v09
Bank statement to Excelcamt.053 / MT940 to Excel or CSV
E-invoice viewerXRechnung, ZUGFeRD, Peppol as a readable invoice
IBAN checkerCheck an IBAN and see the bank
Single VAT number checkOne VAT number, company name and address

Websites and e-mail

For your website and e-mail: find problems and get the fix in plain words.

Website SEO + security reportGrades, problems and exact fixes for one website
DMARC and SPF checkCan someone send e-mail in your name?
SSL and headers checkCertificate days left and security grade
Domain WHOIS lookupRegistrar, age and expiry date
Website technology checkerWhich CMS, shop and analytics a site uses
Link preview checkerHow your link looks when shared (title, image)

Products, customs and cars

For sending goods abroad (customs codes) and checking used cars.

HS codes for productsCustoms code and official description for every product
HS code lookupCustoms code and duty for one product
VIN recall checkDecode a VIN and see official safety recalls

QR codes and barcodes

Make a QR code (link, Wi-Fi, payment) or a barcode in one click.

QR code generatorQR for a link, text, Wi-Fi or a SEPA bank payment. PNG and SVG, never expires
Barcode generatorEAN-13, UPC, Code 128, Code 39 and ISBN barcodes as PNG and SVG

Live rates and data

Today's numbers from official sources. Nothing to upload, just read.

Central bank ratesToday's policy rates: Fed, ECB, Bank of England and more
Mortgage rates todayOfficial rates for the US, UK, Canada and the euro area
Inflation by countryLatest yearly inflation for 20 big economies
US Treasury yield curveYields from 1 month to 30 years
US gas prices by stateThis week's gasoline and diesel prices by state
Airport delays nowDelays and ground stops at the 20 busiest US airports

Häufige Fragen

Ist das wirklich kostenlos?

Ja. Jedes Tool hat ein kostenloses Limit pro Datei und Tag, ohne Konto und ohne Karte. Nur sehr große Dateien kann man auf der Ergebnisseite für einen kleinen Betrag freischalten.

Sind meine Dateien sicher?

Ihre Dateien werden nur für Ihr Ergebnis verwendet, niemand sieht sie an, und sie werden nach 24 Stunden automatisch gelöscht.

Muss ich etwas installieren?

Nein. Alles läuft im Browser auf Computer und Handy, die Arbeit macht unser Server.

Die Ergebnisseite ist auf Englisch; die Datei selbst ist dieselbe wie bei jedem anderen Tool.

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