File Reader Gratis
Free, fast, and secure — preview over 200 file formats directly in your browser. No upload required.
Our Mission
We believe accessing your files should be simple, private, and free. File Reader Gratis lets anyone preview documents, images, code, and more — instantly, without sign-ups or uploads.
Built for students, professionals, and everyday users who need a quick, reliable way to view any file format.
Why File Reader?
200+ Formats
PDF, DOCX, XLSX, PPTX, DWG, CAD, images, video, audio, code — and more.
100% Private
Files never leave your device. Zero server uploads, zero risk.
15 Languages
English, Indonesian, Japanese, Korean, Chinese, and 10 more.
Mobile Ready
Works on any device — phone, tablet, or desktop.
Dark Mode
Comfortable viewing with a sleek dark theme.
Map Viewer
Interactive maps for KMZ, KML, and GeoJSON files.
Built With
Modern web technologies for speed, privacy, and reliability.
Open Source
Powered by File Viewer by Flyfish Dev, released under the Apache License 2.0.
We're grateful to the Flyfish Dev team for making this possible.