Willkommen bei Nitros kostenlosem PDF Reader

Ein kostenloser PDF-Reader nur für Windows*

Kostenlos herunterladen und PDF-Dateien erstellen, überprüfen, signieren und weitergeben

Download Nitro's Free PDF Reader

What can Nitro’s free PDF Reader do for you?

Nitro's free PDF reader is the #1 alternative to Adobe Acrobat Reader. Learn more about what makes it the best free PDF reader on the market.


  • Create PDFs from virtually any Windows application and from over 300 file formats.
  • Simply drag-and-drop files to instantly create a document.
  • Customize your PDFs with tools like custom colors, font embedding, page size, orientation, and output quality. Or, keep it simple with preset options.


  • Add comments, address feedback, highlight, underline, or strike-out text to make collaboration a breeze.
  • Quickly view PDFs, add text, and collaborate—without the learning curve—thanks to the intuitive user interface.
  • When you open a PDF with digital signatures, comments, or bookmarks, the review pane will automatically display, helping you know what to review first.


  • QuickSign any document in seconds without leaving your desk.
  • Simply scan or photograph your signature to create your own unique signature profile.
  • Password-protect your documents to keep signatures safe and secure.


  • All PDFs created with Nitro Reader are 100% compatible with other readers—so you can securely share documents with anyone, anywhere, at any time.
  • Für die Teamarbeit können auch mehrere QuickSign-Profile erstellt werden, sodass Dokumente ganz einfach zwischen verschiedenen Teams oder Unternehmen hin- und hergesendet werden können.

Nitro products are feature-rich and extremely user friendly, and we saw a significant impact on user productivity.

—Aiden Curran
IT Service Delivery Manager (Europe 1)

Looking to do more with PDFs? Try Nitro Pro 11 instead!

Scan, edit, convert, and secure your documents like a pro. Say hello to premier PDF performance (with a minor price tag).

Nitro's Free PDF Reader vs. Nitro Pro

Free PDF Reader

Nitro Pro 10

PDF-Dateien anzeigen, drucken, per E-Mail versenden und weitergeben

Dateien ins und aus dem PDF-, MS Word-, Excel- und PowerPoint-Format konvertieren

Hervorheben, unterstreichen, durchstreichen und Kommentare zu Text und Seiten hinzufügen

Gescannte PDFs lassen sich mittels OCR-Technologie problemlos durchsuchen und bearbeiten

Edit, insert, delete, crop, replace, and reorder pages

Verschiedene Dateien und Dateitypen in einer PDF-Datei kombinieren

Sensible Informationen dauerhaft und sicher schwärzen

Dokumente mittels Integration in Nitro Cloud ganz einfach elektronisch signieren, gemeinsam bearbeiten und weitergeben

Get the Free Reader » Nitro Pro Gratistest »

Need to edit, convert, or combine files?

Learn more about PDF editing »

Swap Nitro Reader for a Free Nitro Pro Trial

With our free 14-day trial of Nitro Pro, you'll be able to read, create, edit, convert, sign, and share PDFs-plus much more.

Once the 14 days are up, you'll still be able to create, view, and share PDFs for free. (Don't worry, this isn't a trap.)

Start Your Trial » No credit card required.