Apps with 'PDF annotation' feature Page 6 of 22

Web Highlights is a browser extension and web app for highlighting web pages and PDFs. Select text to highlight it in color and add a note. Every page you highlight is saved to a personal library you can search, tag and sort into collections.

One library you can host yourself: search arXiv and beyond, organise papers into projects, and keep the same paper in several threads without losing context. A Tauri desktop app with a React UI; graph, library, tags, in-app PDFs, and project-scoped notes.

A free, open-source PDF editor for Windows (Linux and MacOS coming). Merge, reorder, rotate, OCR, redact, sign, add form fields and watermarks — then just save. No account, no paywall.

A local-first, open-source workspace — a self-hostable alternative to Notion and Obsidian.

Magnolia is free and open-source qualitative data analysis software released under the European Union Public Licence (EUPL). It is cross-platform and runs on Windows, Mac, and Linux. It writes the open REFI-QDA standard.

Teedy is a lightweight document management system packed with all the features you can expect from big expensive solutions but still easy to use.

Whelm is a suite of free tools for freelancers. It has client management suite to handle invoices, contracts, project management, and more, plus a built-in media review tool for quick and easy approvals on your work.

All-in-One PDF Editor from WinZip.

Creation and tracking of internal and external correspondence, e-mails, letters. Manage technical documents and revisions. View and annotate documents online. Review and approve documents. Share documents for approval with customers or invite suppliers to deliver documents in...

ruttl is the fastest website feedback tool that allows users to add comments directly on live websites & apps, and make real-time edits so they can give precise change values to the developers. To review fully developed websites, currently, people take screenshots, encircle...

The basic service that aims to help you work better and faster with PDF files, so you can get on with the important things.

Edit your PDF files quickly and intuitively. Open, edit, save or convert PDF files with PDFTool – it’s up to you.

mrv2 is a rewrite of the older mrViewer application, offering a user friendly interface, python support, native OpenTimelineIO support, solid network collaboration, etc.

AskoPDF is a lightweight PDF viewer focused on productivity and workflow. Key features include: Groups, Split View, Tabs, Annotations, TTS and more

Notein is a Handwritten note-taking app designed for Android users with a diverse range of features and tools for PDF-editing.

Kontxt is an inline communication and engagement tool that adds live collaboration and interactivity to digital content. Enterprise productivity. Remote education. Site owner revenue. Personal social news aggregation, rating, sharing, and discussion.

Documents is a document viewer and media player for your iPhone and iPad. Read books, watch video and listen to music directly on your device.

Noteey is All-in-one Visual Note-taking App that transforms how you organize and connect your ideas. Offline, secure, and fast.

PeerLibrary is an open source project developing a collaborative online community where scholars and researchers can discover, read, and discuss scholarly literature all within one site. This project focuses on expediting access to publications, enabling public recordings of...

Magicley AI offers a suite of Artificial Intelligence (AI) generation tools accessible from a single platform. Its tools cover various AI functionalities including video generation, image generation, song lyric generation, and custom AI chatbot creation, among others.

Modern Markdown Editor is a sleek, minimal note-taking and writing platform that lets you create, edit, and organize your notes effortlessly using Markdown.

Transform your research experience with Listening, the world's first app that turns academic papers into high-quality audio content. Trusted by over 50,000 students and researchers, Listening helps you save time by letting you listen to papers anywhere, in your spare time.

Simple PDF editor.

Grimmory is a self-hosted digital library for people who take their reading seriously.

Gistr is an AI-powered notebook that helps you connect knowledge from YouTube, PDFs, journals, and podcasts into a personal system to build expertise.