WebTech360 Viewer - Free Online File Viewer (PDF, Word, Excel, CAD, 3D)
WebTech360 ViewerWebTech360 Viewer is a free online file viewer for opening many common and hard-to-open file formats directly in a modern web browser. It lets you view PDF documents, Word DOCX files, Excel spreadsheets, PowerPoint presentations, EPUB eBooks, Markdown, JSON, XML, images, HEIC, PSD, audio, video, ZIP archives, SQLite databases, Parquet files, STL 3D models, DWG and DXF CAD drawings, STEP files, GeoJSON, Shapefiles, DICOM files and more. Unlike many online tools, WebTech360 Viewer is designed with privacy in mind: files are processed locally in the browser and are never uploaded to a server. Just open the page, drag and drop a file, and preview it instantly - no account and no desktop software required. Great for students, office workers, developers, engineers, designers and everyday users who need a fast, private way to open files online. Based in New York, US. Try it free at viewer.webtech360.com.
A free online file viewer for every format
Explore the free online file viewer and open files online without installing software:
- PDF Viewer
- Word DOCX Viewer
- Excel Viewer
- PowerPoint PPTX Viewer
- EPUB Viewer
- ZIP Archive Viewer
- HEIC Image Viewer
- JSON Viewer
- DWG CAD Viewer
- DXF CAD Viewer
- STEP Viewer
- STL 3D Model Viewer
Private by design
WebTech360 Viewer is a private file viewer online: your files are read and rendered on your own device and are never uploaded to a server. No account, no install - just drag and drop and preview instantly.
See the full list of supported formats on the all file viewer online page. Based in New York, US. Start opening files free at viewer.webtech360.com.