Compare CoolPDF vs. Sumatra PDF

Adobe Acrobat is an all-in-one PDF productivity and e-signature platform and one of the leading enterprise document platforms that scales for global teams — designed to simplify document creation, editing, collaboration, and protection. Users can edit text and images directly within PDFs, reorganize pages, and compare file versions to quickly identify changes. The software enables fast conversion between PDFs and common file formats such as Microsoft Word, Excel, PowerPoint, and image files. Integrated e-signature capabilities allow businesses to collect legally binding signatures and track responses securely. With Acrobat Studio, Adobe Acrobat expands beyond core PDF and e‑signature tasks into an AI‑powered workspace for document insight, content creation, and collaboration.Acrobat AI Assistant adds intelligent document support by summarizing content, generating insights, and answering contextual questions with cited references. PDF Spaces creates a collaborative workspace where teams can centralize files, comments, and AI-driven guidance. Built-in protection tools safeguard documents with encryption, permissions, and redaction features. Mobile apps such as Acrobat Reader and Adobe Scan ensure access and editing capabilities from anywhere. Designed for individuals, students, and enterprises, Adobe Acrobat helps reduce document processing time and improve overall productivity.

Apryse (formerly PDFTron) makes documents work harder for you. We give organizations the power to handle the full document lifecycle — from secure server-side processing to smooth web-based collaboration — without relying on third-party services. With Apryse, you can: Integrate advanced document capabilities like viewing, editing, annotation, and e-signature directly into your applications. Deploy on your own infrastructure for maximum control, privacy, and compliance. Scale effortlessly with technology built for high-volume, enterprise-grade workflows. Deliver modern web experiences that are fast, accessible, and reliable across browsers and devices. Trusted worldwide, Apryse helps enterprises, developers, and small businesses simplify workflows, cut costs, and deliver better digital document experiences.

Nutrient provides an extensive solution for all your PDF requirements, delivering tools that seamlessly operate PDF features across any platform. 1. SDK: Incorporate advanced PDF functionality into iOS, Android, Windows, web, or any cross-platform technology, supplying abilities like PDF viewing, annotation, collaboration, and beyond. 2. Libraries: Employ our powerful .NET and Java libraries to enhance your backend applications with batch processing of redactions and PDF forms, OCR'd scanned text, and PDF document editing, all directly from your application server. 3. Processor: Our agile PDF microservice, Processor, enables rapid generation of PDFs from HTML, including HTML forms, as well as Office-to-PDF conversions, OCR, redaction, and XFDF combining and exporting. 4. PDF API: Take advantage of our hosted PDF API to generate, convert, and alter PDF documents in your workflows. We handle the development and server management, freeing you up to concentrate on your business. At Nutrient, we're not just a tool; we're a committed ally in your success. Gain direct contact with our engineers for expert guidance, utilize comprehensive examples to simplify integration, and make the most of our top-tier documentation.

Install-free PDF editing, form filling, redaction, signing, viewing, and more on your website with RAD PDF! Packaged as an easy to use library / WebControl (compatible with .NET 3.5+, .NET Core, and .NET 5+), RAD PDF can be used with just about any flavor of ASP.NET including MVC, Razor, Blazor, WebForms, and more. RAD PDF is compatible with 99% of internet browsers, including those on Linux, Mac OS X, Microsoft Windows, and mobile. No plugins. No Adobe Reader. RAD PDF is more than a PDF to HTML converter. It natively supports all the most common PDF features including annotations, bookmarks, form fields, page labels, and more. With advanced PDF options, RAD PDF allows you to selectively enable and disable features not available with Adobe Acrobat Reader, like protecting a PDF from being downloaded while still viewable online. RAD PDF users can use PDF form fields directly from the web browser by enabling PDF form filling and PDF form saving without having to install any software. Integrating directly with ASP.NET, RAD PDF allows your web application to capture input data, build custom workflows, and provide an intuitive graphical user interface (GUI) for just about any online PDF interaction imaginable!

Azore is software for computational fluid dynamics. It analyzes fluid flow and heat transfers. CFD allows engineers and scientists to analyze a wide range of fluid mechanics problems, thermal and chemical problems numerically using a computer. Azore can simulate a wide range of fluid dynamics situations, including air, liquids, gases, and particulate-laden flow. Azore is commonly used to model the flow of liquids through a piping or evaluate water velocity profiles around submerged items. Azore can also analyze the flow of gases or air, such as simulating ambient air velocity profiles as they pass around buildings, or investigating the flow, heat transfer, and mechanical equipment inside a room. Azore CFD is able to simulate virtually any incompressible fluid flow model. This includes problems involving conjugate heat transfer, species transport, and steady-state or transient fluid flows.

MobiPDF (formerly PDF Extra) is an intuitive reader and editor that allows you to read, edit, create, OCR, organize, annotate, fill and sign, convert, and share any PDF. This makes MobiPDF an excellent choice for users seeking a budget-friendly alternative to Adobe Acrobat Pro. HERE’S WHAT YOU GET WITH MOBIPDF: Multiple Page View Modes: Enjoy a distraction-free "Read Mode". Advanced Editing Tools: Experience a Word-like PDF editing environment. Two-Way Conversions: Convert PDFs to and from Word, Excel, PowerPoint, or image formats. OCR Support: Make scanned documents searchable. Markup Tools: Highlight, comment, strikethrough, stamp, and more to enhance your documents. Effortless PDF Organizer: Reorder, compress, split, and combine PDFs with ease. Sign & Secure: Add signatures, create and fill forms, and protect your PDFs with passwords, encryption, and digital certificates. Offline Mode: Work freely on your projects, even offline. Seamless translation: One-click translate any PDF into 50+ languages.

Easily convert, edit, merge, and compress your PDF files with just a few simple clicks. You can quickly download your document without any hassle, as our PDF converter generates files in mere seconds! To ensure the safety of your digital information, we implement HTTPS encryption while you create PDF files on our site. You can redact PDFs, alter text, insert new elements, and engage in various other tasks, all from a single platform. Our user-friendly interface is designed for seamless navigation, allowing you to utilize our PDF creator with minimal effort. Compatible with every major operating system, our online PDF maker functions flawlessly on Windows, Mac OS, Linux, iOS, and Android. For those who wish to maintain privacy, you have the option to secure your file by locking or restricting access, preventing others from opening, editing, or printing it. This comprehensive tool simplifies your document management and enhances your productivity.

Welcome to our state-of-the-art SaaS platform that specializes in online document editing and conversion. Tailored specifically for businesses and entrepreneurs, TheBestPDF offers exceptional file management solutions suitable for teams of any size. You can store your documents in various formats and sizes within our secure vault. Choose from multiple plans designed to help you optimize your resources and expenses. Our platform is accessible across all devices and operating systems, making it highly versatile. Your business data is protected with HTTPS encryption, guaranteeing that every file you create remains secure. Effortlessly redact, insert objects, and sign PDFs, simplifying document management for your organization. With our speedy PDF converter, document conversion is quick and efficient, ideal for busy teams. Setting up your company’s document workflows is a breeze thanks to our intuitive editor interface. We're committed to fostering long-term partnerships by providing 24/7 customer support. By bringing together innovative thinkers, we deliver integrated solutions that effectively address your business challenges while enhancing productivity and collaboration.

CirrusPrint helps you manage and streamline your printing and document delivery across multiple networks. It solves cloud migration issues related to printing and provides the fastest and most direct way to deliver documents to users. With CirrusPrint, traditional network printing is still possible without any changes to operations. You can also print to your users, email your printers, and send a file from your smartphone to a printer anywhere in the country. CirrusPrint can be used on Windows or Linux, either in the cloud or at your own data center. It can accept print jobs and other documents, compress them, and deliver them to remote printers and users. It is easy to integrate with applications. You can print to it as any network printer, email files, drop files into the device, or use REST API. CirrusPrint jobs are sent quickly and securely to remote printers as exact duplicates of the original job.

MobiOffice (formerly OfficeSuite) is an easy-to-use office suite alternative, used by over 250 million users across 195 countries. Available on Windows, Android, iOS, and macOS, MobiOffice includes MobiDocs, MobiSheets, and MobiSlides. MobiOffice helps you manage text documents, spreadsheets, and presentations with ease. It's compatible with all major file formats including Microsoft Office (DOCX, ODT, PPTX), Google (Docs, Sheets, Slides), Apple iWork, and more. Explore each component: MobiDocs: Create and modify documents with comprehensive formatting options. MobiSheets: Simplify data management and analysis to visualize insights and generate reports effortlessly. MobiSlides: Craft impressive presentations with customizable templates and multimedia capabilities. MobiOffice integrates with MobiDrive, MobiSystems’ cloud storage solution for easy document saving and synchronization. Try it free for 7 days to see how this office suite meets your needs. Optimized for all major platforms, MobiOffice’s components - MobiDocs, MobiSheets, and MobiSlides - are available as a complete suite or as standalone apps on Windows, delivering tailored and affordable solutions that suit individual needs.