Apps with 'PDF annotation' feature Page 15 of 19

qnop is a self-hosted document review platform for teams. Upload a PDF or Word document, invite reviewers or whole teams, and mark up exact lines and regions in the browser. Every annotation carries a threaded Markdown discussion and a lifecycle: a review can only be finalized...

PDFSimplified is an online PDF editor. Edit text in PDF files, create PDFs from scratch or from a prompt, and edit or translate pages with AI.

Browser-based viewer for virtual tours, point clouds, 3D Gaussian splats, BIM models, 360° video, PDFs and GeoTIFF maps.

YumiSign is a powerful yet user-friendly digital signature app that allows you to sign documents on the go, anytime, anywhere. With YumiSign, you can securely sign and share documents with ease, all from the convenience of your mobile device.

InnerZero is a private AI assistant that runs entirely on your own computer. All AI processing, memory, and conversations stay on your machine by default, with no account, no tracking, and no cloud required. It is free to download for Windows, macOS, and Linux.

This is SpatialRead, a nonlinear research paper reading tool that is truly yours.

Sciscoper is an AI-powered SaaS for STEM researchers that turns research papers into structured, searchable knowledge. It accelerates literature reviews, extracts key insights, and generates accurate citations to streamline scientific discovery.

PDF Multitool Utility – Convert PDF to Text, Extract Data from PDF as CSV, XML, Text or XLS Format, Convert PDF to HTML, Convert PDF to TIFF, PDF to PNG, PDF to BMP Images and More.

Discover Feather PDF, the ultimate PDF editor that prioritizes your privacy. Enjoy powerful editing features without data collection and gain lifetime access with a one-time payment.

Create PDFs on the go. Have a design in mind? Replicate it and download your pdf.

DeFiner is a design platform that streamlines project management, matches clients with top designers, and enhances efficiency with AI tools.

Neevia Document Converter Pro is a software product that dynamically converts Microsoft Office 2003/2007/2010/2013/2016/2019/365, WordPerfect, HTML, AutoCAD DWG/DWF, EML, MSG, PostScript and many other document types to PDF, PDF/A, PostScript, JPEG, TIFF, PNG, PCX, BMP.

This is the well-known SDK for Android, iOS and Windows UWP. The SDK is based on the fast, reliable and numerous core library features completely written in C++. It supports Java, Objective-C, C#, Swift and Cordova languages.

Simple translator. Translate select text from websites. Translate It app translates texts, words from any web page into your language. Easy translator and dictionary.

PulsarPDF is a free, all-in-one online PDF tool that lets you edit, merge, compress, and convert PDFs quickly without installing any software.

PurePDF is a local PDF toolkit designed for Windows, built with WinUI 3 and .NET 8. It focuses on privacy and speed by ensuring that all document processing, conversions, and edits happen entirely offline on the user's machine.

A lightweight, all-in-one web utility designed for users who need fast results without the clutter of traditional conversion sites. It serves as a powerful, free alternative to subscription-based services like iLovePDF or SmallPDF.

deskPDF Studio XE gives you the power to edit text & images directly, highlight, cross-out & underline text, and add markups and annotations to your documents.

A productivity platform that lets you create, organize, and customize your tasks, notes, and projects within dedicated workspaces, so everything stays clear, structured, and under your control.

Australian e-signature platform with built-in e-witnessing for legal compliance, reusable templates, and Australian-hosted data. No installation required, signers access documents via a web link on any device. From $5/mo with no per-envelope limits.

E-signature platform whose signed PDFs carry embedded cryptographic proof, verifiable by anyone without an account or the vendor.

Share, track, sign, and close, all from one secure Deal Room. See exactly who’s viewing, what holds attention and when decisions happen.

NotePostFlow is an all-in-one productivity platform designed for developers and knowledge workers who need to stay updated without information overload.

pdf18.com is a free, online PDF toolkit designed to help individuals, professionals, and businesses take complete control of their documents. Whether you need to merge multiple files into one, split a large PDF into smaller sections, compress a document to reduce its size, or...

Summary Maps turns books into active micro-learning mind maps — not passive summaries you forget. Hover over any node for instant X-Ray tooltips. Reveal hidden branches to test yourself. Filter by theme. Get daily concept prompts and spaced-repetition triggers.