OneReader: PDF Document Reader

OneReader is an all-in-one PDF Reader, Document Reader, Office Viewer, Scanner, OCR tool, PDF Converter and file manager.

Open, read, scan, convert and manage PDF, Word, Excel, PowerPoint, TXT, RTF and HTML files in one fast app.

📄 PDF READER & PDF VIEWER

Read PDF documents smoothly and access important files anytime, even offline.

✔ Open PDF files quickly

✔ Search text inside PDF

✔ Zoom in and zoom out

✔ Navigate between pages

✔ View recent PDF files

✔ Add documents to favorites

✔ Read PDFs in dark mode

✔ Open PDF files offline

✔ Print and share PDF documents

Read ebooks, notes, invoices, forms, reports and study materials.

📑 ALL DOCUMENT READER

View popular document formats from one app:

✔ PDF Reader and PDF Viewer

✔ Word Reader for DOC and DOCX

✔ Excel Viewer for XLS and XLSX

✔ PowerPoint Viewer for PPT and PPTX

✔ TXT Reader

✔ RTF Reader

✔ HTML Viewer

Automatically find supported documents on your device and browse them by file type.

💼 OFFICE VIEWER

Open Word, Excel and PowerPoint files without switching apps. Review documents, spreadsheets and presentations while studying, working or travelling.

🛠 PDF TOOLS

Complete everyday PDF tasks with built-in tools:

✔ Merge multiple PDF files

✔ Split PDF documents

✔ Compress PDF file size

✔ Organize PDF pages

✔ Convert images to PDF

✔ Convert PDF pages to images

✔ Lock PDF files with a password

✔ Unlock protected PDF files

✔ Add signatures to PDF documents

✔ Add watermarks to PDF files

✔ Add page numbers

✔ Extract text using OCR

✔ Print and share PDFs

📷 DOCUMENT SCANNER & SCAN TO PDF

Turn your phone into a portable PDF scanner.

✔ Scan documents, notes and receipts

✔ Create PDF files from scanned pages

✔ Organize multiple scan pages

✔ Extract text from images using OCR

✔ Save scans as PDF

✔ Share scanned documents easily

Scan receipts, bills, forms, printed papers, notes and study materials.

🔎 OCR IMAGE TO TEXT

Extract text from images and scanned documents with OCR. Capture or select an image and recognize printed text without retyping it.

📂 DOCUMENT MANAGER

Find and organize supported files stored on your device.

✔ Automatically discover documents

✔ Browse files by document type

✔ Search documents quickly

✔ Access recently opened files

✔ Mark important files as favorites

✔ View useful file information

✔ Rename, share and manage documents

Keep PDF, Word, Excel, PowerPoint and text files accessible in one place.

📚 TXT READER & READING MODE

Enjoy comfortable text reading with smooth scrolling, zoom controls, dark mode support, a mobile-friendly layout and offline access.

⚡ FAST, LIGHTWEIGHT & OFFLINE

✔ Fast document opening

✔ Simple and organized interface

✔ Offline document viewing

✔ No internet required for supported file reading

✔ Optimized for Android phones and tablets

🎓 USEFUL FOR EVERYDAY DOCUMENTS

OneReader is useful for students, teachers, professionals and anyone needing a PDF reader, document reader, Office viewer, scanner, OCR tool or PDF converter.

Read PDFs, open Word documents, view Excel spreadsheets, access PowerPoint presentations, scan papers, extract text and manage files—all with OneReader.

🔐 PRIVACY & FILE ACCESS

OneReader uses file access only to discover, open, organize and manage supported documents on your device and to provide scanning, OCR and PDF tool functionality.

Your documents remain on your device unless you choose to share or export them.