Free Document Converter

WordからPDFへの変換

Convert Word and DOCX files to PDF online for free. Upload your document, create a PDF for sharing or printing, and download it without installing software.

登録不要 透かしなし Files auto-deleted
W
DOCX
Word file
まで
PDF
ポータブルPDF

またはここにファイルをドロップしてください。最大ファイルサイズは1GBです。

変換するファイルを選択してください。

After uploading a DOCX file, select PDF from the output format menu and start conversion.

Send a fixed-layout document

PDF keeps pages stable when you need to email a resume, contract, invoice, assignment, proposal, or report without the recipient editing the Word file.

Prepare files for printing

Convert DOCX to PDF before printing so page breaks, margins, headers, footers, images, and tables are easier to preview and share.

Archive Word documents

Create a PDF copy when a document is finished and you want a portable version that opens consistently on most devices.

Online Word to PDF converter

DOCXをPDFに変換する方法

Use this page when you need a fast DOCX to PDF conversion without opening Microsoft Word or installing a PDF printer. The converter keeps the workflow simple: upload the Word file, convert it, and download the PDF.

  1. 1

    Upload your DOCX file from your computer, phone, or tablet.

  2. 2

    まだ選択されていない場合は、出力形式としてPDFを選択します。

  3. 3

    Start the conversion and wait while LibreOffice renders the document.

  4. 4

    Download the converted PDF and share, print, or archive it.

なぜDOCXをPDFに変換するのか?

DOCX is best while you are writing and editing in Word or another document editor. PDF is better when the document is ready to send because it locks the page layout, opens in almost every browser, and is accepted by more upload portals, printers, schools, clients, and government forms.

For best results, check that fonts, images, headers, footers, tables, and page breaks look correct in the original DOCX before conversion. After downloading the PDF, open it once to confirm the final layout.

Popular document tools

Word と PDF 関連するメイヤー

Use these internal tools when your next step is editing, extracting pages as images, or converting another document format.

PDFにページ番号を追加

Number the converted PDF before sharing, printing, or filing it.

PDF to DOCX Converter

Turn PDF files back into editable Word documents when you need to revise the text.

PDFからPowerPointへのコンバーター

Create a PPTX deck from PDF pages when a finished document needs to become presentation slides.

ドキュメントコンバータ

Convert PDF, DOCX, EPUB, and other document formats from one hub.

DOCX Converter

Start from the DOCX format hub for more Word document conversion options.

ExcelからPDFへのコンバーター

Render XLSX spreadsheets as PDF files with LibreOffice.

PDF to JPG Converter

Export PDF pages as JPG images for previews, thumbnails, or web uploads.

PDF to PNG Converter

Create PNG images from PDF pages when you need crisp document screenshots.

よくある質問

Is this DOCX to PDF converter free?

Yes. Convertr lets you convert DOCX files to PDF for free, with no account, no watermark, and no software installation.

Will my Word document formatting stay the same?

Common DOCX elements such as text, standard fonts, images, tables, headers, footers, and page breaks usually render into the PDF. Font substitutions, tracked changes, macros, SmartArt, embedded objects, and other complex Word features can change or be omitted, so review the PDF before sending a final document.

Can I convert DOCX to PDF on a phone?

Yes. The converter works in modern mobile browsers, so you can upload a DOCX from iPhone, Android, iPad, Mac, Windows, Linux, or Chromebook and download a PDF.

Do I need Microsoft Word installed?

No. You can convert DOCX to PDF directly in the browser without Microsoft Word, LibreOffice, Adobe Acrobat, or a desktop PDF printer.

Are uploaded DOCX files private?

Files are processed securely and automatically deleted after conversion. Convertr is built for quick file conversion, not long-term document storage.

What is the maximum DOCX file size?

You can upload files up to 1 GB, which is enough for large Word documents with images, tables, reports, manuals, and assignments.

What happens when DOCX becomes PDF

変換元フォーマット

DOCX stores editable Word content, styles, sections, tables, and embedded media.

ターゲットフォーマット

PDF preserves a fixed page layout but is not inherently a fully editable source format.

どんな変化

Book content is parsed from DOCX and rebuilt using the structure and styling supported by PDF.

何が保持されるか
Chapters, readable text, and embedded images are preserved when the source is valid and the target supports them.
What may be lost
DRM-protected books cannot be converted, and page-specific styling, fonts, or interactive features may not map to PDF.
Codec and quality implications
Inspect the output before replacing the source, especially when the formats use different layout, codec, or editing models.
Realistic limitations
DRM, malformed book packages, missing fonts, and unsupported embedded media can prevent a complete conversion.

変換ステップ

  1. Upload a DOCX file no larger than 1 GB.
  2. Confirm that PDF is selected as the target.
  3. Start the conversion. A healthy compatible worker begins processing immediately.
  4. Download the PDF file and check the result before deleting your source.

トラブル解決

The DOCX file is rejected or will not open.
Confirm that the file is not empty, password-protected, or corrupt and that its real format matches the extension.
The PDF file is larger than expected.
Choose a more efficient codec or lower quality setting when available. Lossless and uncompressed targets are often larger by design.

プライバシーとファイル保管

Uploads and converted files are processed automatically and irreversibly deleted within 24 hours. You can delete them sooner with the delete control. Convertr does not read, mine, sell, or manually review file contents.

Read the privacy policy

役に立つ選択肢

DOCX to AZW3 Use this when AZW3 better matches the app, codec, or editing workflow you need. DOCX to EPUB Use this when EPUB better matches the app, codec, or editing workflow you need. PDF to DOCX Use the reverse conversion when you need to return to the original format family.