Open Docs Atlas

OpenDocs Atlas is a lightweight document viewer for Android. Pick a file or browse a folder, then open it instantly. PDFs open in a clean in-app reader. Office documents are previewed on-device (DOCX, XLSX/CSV, PPTX text), and other formats open with any compatible app you already have installed.

Key features:

- In-app PDF viewer
- On-device previews for DOCX, XLSX/CSV, and PPTX (text)
- Browse folders or pick files from device storage
- Fast search and file-type filters (Word, PDF, Excel, PPT)
- Recent files list for quick access

No sign-in required.