File Viewer Tools · Free online viewer

Log File Viewer

Upload a log file to inspect recent entries, line counts and raw text in a cleaner viewer.

Open FileHow it works

Preview LOG/TXT files online

Upload a supported file and review the content, structure or metadata in a cleaner format before you edit, convert, import or share it.

ViewPreview file
LOG/TXTInput format
CopyExtract text
PrivateLocal preview
Free LOG/TXT viewer

Log File Viewer

Best for reviewing server logs, app logs, import logs, error logs and exported diagnostic text.

Ready. Upload a supported file and click View File.

No file opened yet

Your preview, table, metadata or extracted text will appear here.

Ready to preview your file.
How to use this file viewer

Open and inspect LOG/TXT files in a few steps

1. Upload the file

Choose the file you want to inspect. Small and medium files are best for quick online previews.

2. Review the preview

Check the table, text, metadata, chapters, worksheet data, source code or document preview shown by the tool.

3. Copy or download text

Where text can be extracted, copy it or download a text version for review, editing or documentation.

Best use case

reviewing server logs, app logs, import logs, error logs and exported diagnostic text.

Privacy-friendly preview

Supported formats are opened locally in your browser, which is useful for quick checks and everyday file review.

Important review step

Always check the preview before publishing, importing or sending files. Complex layouts may not display exactly like specialist desktop software.

Related file viewers

More online file viewer tools

CSV ViewerCSV viewerExcel ViewerExcel/XLSX viewerXLSX ViewerXLSX viewerEPUB ViewerEPUB viewerPDF ViewerPDF viewerDOCX ViewerDOCX viewerWord Document ViewerWord/DOCX viewerJSON ViewerJSON viewer
Frequently asked questions

Log File Viewer FAQs

Is this Log File Viewer free?

Yes. You can use this log file viewer online to open and preview supported files.

Do I need to install software?

No. The viewer runs in your browser and gives you a quick way to inspect the file content, metadata or preview.

Can I use this for large files?

Small and medium files work best. Very large files may take longer or may need specialist desktop software.

Can I copy the extracted text?

Yes. Where text can be extracted, you can copy the preview text or download it as a text file.