Best Research Paper Viewer Apps

Zotero

Your research assistant

Free

Zotero is a free research tool for collecting, organizing, annotating, citing, and sharing academic work. Easily save articles, books, and webpages, generate citations in various formats, and collaborate with colleagues on research projects. Visit zotero.org for more information and support.

Papers by ReadCube

by Digital Science & Research Solutions Inc.

Free

Discover, organize, and read research literature seamlessly with this app. Access papers on the go, annotate PDFs, find new articles easily, and receive personalized recommendations based on your library. Stay organized by creating custom lists and efficiently searching your library.

한컴오피스 Viewer

by HANCOM Incorporated

Free

The application is a free document viewer that allows you to read and manage various document formats, including Office, Hangul, and PDF files. It offers features such as document conversion, folder management, and email integration, with support for iOS 15.0 and higher. Users can contact customer support for any inquiries or issues encountered while using the app.

Highlights: PDF Reader & Notes

Edit Research Documents/Books

Free

An advanced PDF Reader app that provides features like annotation, highlighting, and note-taking for efficient document management. Easily read, edit, and organize your PDF files on the go.

PDF Viewer by Nutrient

Fill Forms, Sign, Edit, Redact

Free

An advanced PDF viewing application for iPhone and iPad that allows easy annotation, filling forms, signing, editing, and redacting PDF documents. Access files from various cloud services and enjoy a seamless reading experience on the go.

PDF Reader Pro: Scan & Convert

Scan & Edit PDF Fast and Easy

Free

Get a powerful PDF solution for your iPhone or iPad, offering lightning-fast viewing, professional document scanning, and file conversion in one comprehensive app, with features including a fast and intuitive interface, advanced scanning, powerful conversion, and professional editing tools. Download now and transform how you work with PDF documents.

File Viewer

by Sharpened Productions

Free

View and open over 100 file types with this easy-to-use file viewer, including PDFs, Office documents, images, videos, and more. Browse files on your device or iCloud Drive and access advanced features like bookmarking, file identification, and metadata extraction.

Browser & File Manager

by 书穗 林

Free

Discover a cutting-edge browsing experience with an innovative application that offers seamless navigation, robust security features, and customizable settings. Take your online exploration to the next level with our revolutionary browsing solution. Experience it for yourself today!

All Document Reader & Viewer

PDF Reader, Excel, PPT, Word

Free

This document reader app allows users to view and read various file formats, including PDF, Excel, PPT, and Word documents, with a simple and easy-to-use interface. With this app, users can quickly open, share, and convert files, making it a convenient all-in-one document viewer solution.

PDF Reader - Editor & Scanner

Read, Edit, Sign, Scan PDF

Free

Experience effortless PDF reading and editing with this comprehensive app, offering a centralized hub for opening, reading, annotating, and managing PDFs, as well as viewing and editing Office documents and advanced PDF tools. Download now and revolutionize your workflow by using its powerful features, including annotation, signature, and text filling capabilities, all in one free and lightweight solution.

3D File Viewer: OBJ STP & more

STP STL OBJ FBX GLTF & More

Free

View 3D models on your iPhone or iPad with support for over 20 popular file formats, including STL, OBJ, FBX, and more. Download to explore your 3D files anytime, anywhere.

Instapaper

by Instant Paper, Inc.

Free

Instapaper lets you save and read articles offline in a clean format on iOS devices. Customize your reading experience, take notes, listen with text-to-speech, and more. Upgrade to Instapaper Premium for advanced features like full-text search and speed reading. Check it out now!

Document File Reader Pro - PDF Viewer and Doc Opener to Open, View, and Read Docs

by Jian Yih Lee

Free

Document File Reader Pro is a versatile app for viewing various file types like PDF, DOC, XLS, and more. Features include PDF bookmarking, file merging, cloud integration, and privacy protection. Download now for a seamless file viewing and organizing experience!

Kilonotes-Notes & Mark up PDF

Handwritten Notes, PDF Editing

Free

Kilonotes is a versatile note-taking app with features like text formatting, multimedia embedding, and real-time collaboration. Stay organized and productive by capturing ideas and information effortlessly. Try Kilonotes now and simplify the way you take notes!

CollaNote: Notes & PDF Markup

25+ Pens to Take Better Notes

Free

CollaNote is a collaborative note-taking app that allows users to create, edit, and share notes with others in real-time. Stay organized and boost productivity with this user-friendly tool. Start collaborating today!

Scribd: 170M+ documents

Documents, manuals & more

Free

Access a vast library of over 170 million documents, including manuals, articles, and books on various topics. Explore, read, and learn with just a click.