Multi-Format Support
Open PDF, TXT, Markdown, CSV, JSON, HTML, CSS, JS, and image files in one place.
Online File Viewer
Open and view documents, code, images, CSV, and text files online for free. Fast, secure file previewing without installing any desktop apps.
View Documents Online
Quickly view Word, Excel, and CSV files.
Upload a file to view it
Supported formats: .docx, .xlsx, .xls, .csv
How to use Online File Viewer
- 1
Drag and drop any supported document, code, image, or text file.
- 2
View the formatted preview with syntax highlighting or document layout.
- 3
Search, inspect, or copy file contents directly in your browser.
Why use this tool?
No Software Installation
Preview unfamiliar file formats instantly without downloading desktop software.
100% Private Offline Viewing
Files are rendered locally using browser APIs with zero data sent over the internet.
Frequently asked questions
Which file formats can I view?
You can view code files (JS, TS, HTML, CSS, JSON), documents (PDF, TXT, MD, CSV), and images (PNG, JPG, WebP, SVG).
Are my files uploaded anywhere?
No. The file viewer reads files locally from your device memory without server transmission.
Can I copy text from the viewer?
Yes. Full text selection, syntax highlighting, and copy-to-clipboard are supported.
Related tools
Documents & PDF
Markdown Preview & Editor
Live preview, edit, and convert Markdown (.md) documents online. Supports GitHub Flavored Markdown (GFM), tables, task lists, code blocks, HTML export, and real-time word counting.
Extract Text from PDF
Extract all text content from PDF files for easy copying, editing, or analysis.
Excel to CSV Converter
Convert Excel XLSX spreadsheets to CSV format with custom delimiters and encodings.
Merge PDF
Combine multiple PDF files in your chosen order without uploading them.
Split PDF
Split a PDF into separate files using custom page ranges.
Rotate PDF
Rotate every page or only selected PDF pages.