Drag a file onto the upload zone, or click to browse. Supports 135+ formats including PDF, DOCX, XLSX, DWG, STL, EPUB, ZIP, images, code files, and more.
The file is processed entirely in your browser using local rendering. No upload, no server — just instant preview. Multi-page documents support page navigation.
Zoom, pan, rotate (3D models), scroll, and navigate. CAD and 3D files support orbit controls. PDFs support page thumbnails and text search.
Drop another file or click Browse. Each preview is independent. Compare different files by opening them side by side in multiple tabs.
Preview Word, Excel, PDF, and PowerPoint attachments from email without downloading or opening desktop apps. Works on any device including mobile.
Open DWG/DXF drawings from clients or colleagues directly in your browser. No AutoCAD license needed. Supports zoom, pan, and measure.
View STL, OBJ, GLTF, FBX 3D models for 3D printing, game dev, or design review. Rotate, zoom, and inspect meshes without installing heavy 3D software.
Browse ZIP, RAR, and 7Z archive contents. Preview individual files inside archives — images, documents, and text files — without extracting.
Open EPUB e-books, PDFs, and Office documents on your phone or tablet. No app installation needed — works in Safari and Chrome.
View source code files with syntax highlighting. Supports 20+ programming languages including JavaScript, Python, Java, C++, Rust, Go, and TypeScript.
No. All files are processed entirely in your browser using local Blob URLs and browser APIs. No data ever leaves your device. This makes it safe for confidential documents, proprietary designs, and sensitive data.
50 MB per file. Larger files may cause performance issues due to browser memory limits. For files over 50 MB, consider using dedicated desktop software.
Yes. The viewer renders DWG and DXF files entirely in the browser. You get full zoom, pan, and layer control without installing AutoCAD, DraftSight, or any CAD software.
Yes. STL, OBJ, GLTF/GLB, PLY, and FBX are all supported. You can rotate, zoom, inspect mesh topology, and verify models before sending them to a 3D printer.
Yes. The viewer supports HEIC/HEIF image format, so you can preview iPhone photos directly in the browser without converting to JPG first.
Yes. The viewer is fully responsive and works on iOS Safari, Android Chrome, and iPad browsers. Touch gestures are supported for zoom and pan.
No. This is a preview/viewer tool only. For PDF editing, check out our dedicated PDF tools. For Word editing, use Google Docs or Microsoft Office Online.
ZIP, RAR, 7Z, TAR, GZ, and BZ2. You can browse the archive contents and preview individual files without extracting the entire archive.