MobiPDF (formerly PDF Extra)
MobiPDF (formerly PDF Extra) is an intuitive and powerful PDF editor and reader designed for today’s modern user - the cost-efficient alternative to Adobe Acrobat Pro you’ve been looking for.
FEATURES OVERVIEW:
PDF Viewer and Reader: Switch between page views or use "Read Mode" for distraction-free reading.
Create and Edit PDFs: Modify text and images or start with a blank PDF.
Convert to Office Formats: Easily turn PDFs into Word, Excel, PowerPoint, and image files.
Leverage OCR: Transform scanned documents into searchable PDFs.
Organize PDFs: Combine, split, reorder, and compress documents.
Markup and Comment: Highlight, annotate, and add bookmarks or stamps.
Fill PDFs: Seamlessly fill forms or create ones from scratch.
Sign PDFs: Sign your documents anywhere—no ink required!
Secure Your Work: Protect files with passwords, digital signatures, and 256-bit encryption.
Offline Mode: Full functionality without internet access.
Translate PDFs
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RAD PDF
Add a fully functional PDF editor to your ASP.NET website in minutes!
Compatible with 99% of desktop & mobile browsers, from Internet Explorer 6 through the latest iOS Safari release, RAD PDF simply works. No plugins or other software needed.
RAD PDF natively supports the most commonly used PDF features. Beyond a PDF reader, RAD PDF equips web applications with a browser-based PDF editor & PDF annotator. Features not even available in Adobe Acrobat Reader can be used to provide advanced PDF functionality. By enabling PDF form filling, PDF redaction, & PDF signing directly in the web browser, RAD PDF users can utilize PDF features without worrying about having the right platform or software installed! Allow your app to design new PDF forms, protect content, sign PDFs, & more using an intuitive graphical user interface (GUI).
Client (JavaScript) and server APIs allow for endless possibilities
.NET Core, Framework, & .NET 5+ supported
Try editing any PDF with RAD PDF, FREE!
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Adobe Acrobat
Adobe Acrobat Studio is a leading enterprise document platform built to scale for global teams — delivering AI-powered document intelligence, trusted PDF tools, and on-brand content creation in one secure solution.
Core capabilities include PDF creation, editing, conversion, annotation, redaction, e-signatures, and fillable forms. AI Assistant enables conversational document intelligence across PDFs, Word docs, spreadsheets, and more — surfacing summaries, key insights, and source-linked citations for verified, audit-ready answers. PDF Spaces organizes files, collaboration, and context into centralized knowledge hubs. The Generate Presentation feature transforms any document into a polished, branded deck using AI and Adobe Express templates.
Enterprise-grade encryption, admin controls, and compliance workflows support secure document sharing and high-volume document processing at scale — across Legal, Finance, HR, Sales, and more. Available on desktop, web, and mobile.
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