How do I open a DOCX file without Microsoft Word?

Download EleViewer — it opens Word documents (.docx) for free with no Microsoft Office required. EleViewer is a portable .exe file that requires no installation and no admin privileges. Just download, double-click, and drag your .docx file in.

How do I open an XLSX file without Microsoft Excel?

EleViewer opens Excel spreadsheets (.xlsx) for free without needing Microsoft Excel installed. It renders your spreadsheet data in a clean table view with column headers and formatting preserved. Download the portable .exe and open your .xlsx files instantly.

Is there a free PowerPoint viewer for Windows 10 and 11?

Yes. Microsoft discontinued its official PowerPoint Viewer, but EleViewer opens .pptx presentations for free on Windows 10 and 11. It displays slides with text, images, and formatting in a clean slide-by-slide view with text-to-speech support.

How can I read a PDF aloud on Windows for free?

EleViewer has built-in Read Aloud using the Windows speech engine (SAPI). Open a supported document, select a passage if you want to hear only that section, and press F9 to show the reader controls. Supported Windows voices can work offline with no internet connection required.

What is the best free alternative to Microsoft Word Viewer and Excel Viewer?

EleViewer is the best free alternative to the discontinued Microsoft Word Viewer and Excel Viewer. It opens DOCX, XLSX, PPTX, PDF, Markdown, CSV, HTML, and TXT files in one portable app. Unlike LibreOffice, it requires no installation — just download and run the single .exe file.

Can I browse the web inside EleViewer?

Yes. Press Ctrl+T to open the built-in web browser panel and browse side-by-side with your documents.

Is EleViewer truly free and open source?

Yes. EleViewer is free, GPLv3 licensed, portable, and requires no account or installation.

What file types can EleViewer open?

EleViewer opens DOCX, XLSX, PPTX, PDF, Markdown, CSV, HTML, and TXT files in one portable app.

Does EleViewer support PDF text-to-speech?

Yes, on Windows 10 and 11. The built-in PDF reader uses the Windows speech engine to read documents aloud so you can study hands-free.

Can I use EleViewer offline?

Yes. EleViewer runs fully locally on Windows 10 and 11 without an internet connection.

Is there a free portable PDF reader for Windows with no install?

Yes — EleViewer is a portable .exe that opens PDFs, DOCX, XLSX, PPTX, Markdown, and more with no installation. Run it directly from a USB drive or a shared lab computer.

Can EleViewer run on a school or university computer without admin rights?

Yes. EleViewer is a single portable .exe that requires no installation and no admin privileges.

Does EleViewer work without an internet connection?

Fully. EleViewer runs 100% locally on Windows 10 and 11.

What is the keyboard shortcut to search inside a file in EleViewer?

Press Ctrl+F to open Find in any open document. Press Ctrl+H to open Find & Replace.

How do I open my course folder in EleViewer?

Press Alt+V to toggle the Vault sidebar, then point it at your course folder in settings.

Does EleViewer save my files automatically?

Yes. EleViewer has a built-in autosave that runs in the background at a configurable interval.

Is EleViewer safe to download? Will it trigger antivirus warnings?

EleViewer is fully open source (GPLv3 licensed) — you can read every line of code on GitHub. Click 'More info' then 'Run anyway' if Windows SmartScreen appears.

Is EleViewer a good alternative to Sumatra PDF?

EleViewer and Sumatra PDF are both free and portable. The key difference is that Sumatra only opens PDFs and ebooks, while EleViewer also opens DOCX, XLSX, PPTX, CSV, HTML, Markdown, and TXT — plus it has text-to-speech, a file vault, and a built-in web browser.

Windows guide

Portable Document Viewer for Windows With No Install

Use a free portable document viewer on Windows without an installer, account, or administrator privileges.

What is a portable document viewer?

A portable document viewer runs from a single file instead of changing system-wide settings. EleViewer opens PDF, DOCX, XLSX, PPTX, Markdown, CSV, HTML, and TXT files from a portable Windows .exe.

How to do it

STEP 1
Download the latest EleViewer .exe.
STEP 2
Copy it to a USB drive or any folder you can access.
STEP 3
Run it without an installer or admin permission.
STEP 4
Open mixed course and work files in one local workspace.

Why use EleViewer?

EleViewer is a free, open-source study workspace for Windows. It opens common files locally, works offline, uses zero telemetry, and runs as one portable .exe without admin rights.

Download EleViewer