Online PDF editor, reader & converter

View, annotate and create PDF files, convert PDF to DOCX online

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Edit and annotate PDF

Highlight, underline and cross out text, leave comments and freehand drawings directly on your PDF to visually mark your changes.

Read PDF files anywhere

Open and view PDF files online, locally, or on-the-go, no matter where you are and what device you are using. Navigate PDF pages and print PDFs with ease.

Convert PDF to DOCX and vice versa

Save any text document, Spreadsheet, or presentation as a PDF or PDF/A file. Create PDFs with navigation panel. Convert PDF to DOCX for further editing using various formatting and styling tools.

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Create and fill in PDF forms

Use any .docx document, download a form template from our library, or create an online form from scratch. Just add the fields you need - text areas, images, combo boxes, drop-down lists, or check boxes - share and collaborate, then save it as PDF. Recognize and fill in ready PDF forms.

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Collaborate with your team

Leave comments and discuss the process in the built-in chat or Telegram. Make audio and video calls enabling the Jitsi plugin. The real-time co-editing is coming soon.

Extend your working capabilities

Get the most out of your online PDF editor with a collection of third-party add-ons. Translate any word or sentence, edit images, and even more.

Find the apps you need for PDF editor

Get started and choose where to work

In ONLYOFFICE DocSpace

Create rooms within your secure DocSpace, invite people, view, edit, and collaborate on all kinds of documents from any desktop or mobile device.

In the platform you use

Connect Docs to edit documents directly from your app. 40+ ready integrations: Box, Moodle, Nextcloud, Odoo, Wordpress, etc.

In the platform you build

Integrate Docs into your service to provide powerful document-editing and building capabilities to your customers under your brand.

From your PC

Edit docs offline with free office apps for Windows, Linux, and macOS

From your mobile devices

Work on documents on the go with free apps for iOS and Android devices

Learn more about ONLYOFFICE PDF reader and converter

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Frequently Asked Questions
  • Can I convert PDF to DOCX without Internet connection?

    Yes, you can install and use free ONLYOFFICE Desktop Editors to convert PDF files offline for further editing.

  • Does ONLYOFFICE offer native mobile apps for PDF viewing ?

    Yes, you can install free Documents app for iOS or Android devices to view PDF files on-the-go.

  • Is it possible to use ONLYOFFICE PDF converter within my app under my brand ?

    Yes, you can integrate the PDF viewer and converter into your app. Please use ONLYOFFICE Docs Developer.