TXT File Viewer Tool – View, Edit & Analyze Text Files Online

TXT File Viewer Tool

Upload, view, and analyze text files with advanced features and real-time preview

Drop your text file here or click to browse
Supports TXT, LOG, CSV, JSON, XML, MD and more text formats

Universal Text File Support

View any text-based file format including TXT, LOG, CSV, JSON, XML, Markdown, SQL, and programming files. Our tool automatically detects file encoding and displays content with proper formatting.

Advanced Search & Navigation

Instantly search through large text files with real-time highlighting. Navigate through thousands of lines efficiently with our line-numbered interface and smart content indexing system.

Mobile-Optimized Experience

Access and view text files on any device. Our responsive design ensures perfect readability on smartphones, tablets, and desktops with touch-friendly controls and adaptive layouts.

Customizable Reading Experience

Personalize your viewing experience with adjustable font sizes, dark/light themes, word wrapping options, and line numbering. Perfect for both quick reviews and detailed analysis sessions.

Export & Share Capabilities

Copy content to clipboard, download processed files, or print documents directly from the viewer. Maintain file history for quick access to recently viewed documents.

Secure Client-Side Processing

Your files never leave your device. All processing happens locally in your browser, ensuring complete privacy and security for sensitive documents while maintaining fast performance.

Frequently Asked Questions

What file formats does the TXT File Viewer support?
Our TXT File Viewer supports all text-based formats including .txt, .log, .csv, .json, .xml, .md (Markdown), .sql, .py, .js, .html, .css, .ini, .conf, and .cfg files. The tool automatically detects file encoding and displays content appropriately.
Is there a file size limit for uploading text files?
The tool can handle files up to several MB in size efficiently. For very large files (over 10MB), performance may vary depending on your device’s capabilities. The viewer will display file size information and provide warnings for exceptionally large files.
Are my files uploaded to any server?
No, your files are processed entirely within your browser using client-side JavaScript. No data is transmitted to external servers, ensuring complete privacy and security for your documents. All processing happens locally on your device.
Can I search within large text files?
Yes, the tool includes a powerful search functionality that allows you to find specific text within uploaded files instantly. Search results are highlighted in real-time as you type, making it easy to locate information in even the largest documents.
How do I adjust the viewing experience for better readability?
You can customize your viewing experience by adjusting font size (12px-20px), toggling between light and dark themes, enabling or disabling word wrapping, and using the line numbering system. These controls are available in the toolbar above the file content.
Can I copy or download the file content after viewing?
Absolutely! You can copy the entire file content to your clipboard with one click, download the file in its original format, or print the document directly from your browser. The tool also maintains a history of recently viewed files for quick access.
Does the tool work on mobile devices?
Yes, the TXT File Viewer is fully responsive and optimized for mobile devices. It works seamlessly on smartphones and tablets with touch-friendly controls, adaptive layouts, and optimized typography for small screens.
What encoding formats are supported for text files?
The tool automatically detects and supports various character encodings including UTF-8, ASCII, ISO-8859-1, and Windows-1252. It will attempt to display content correctly regardless of the original encoding used when the file was created.