Compare PDFSign vs. Digital Signer

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.

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.

PDFCreator automates document output in Windows-based business environments, covering the whole creation pipeline from conversion to delivery. It converts print output from any application into PDF, JPG, PNG, or TIF via a virtual printer, so existing workflows don’t need to change. Businesses use PDFCreator to streamline repetitive document tasks: output is captured, formatted, named, secured, and routed according to configurable profiles. Typical use cases include automated report generation, batch processing of large document sets, and compliant document delivery in regulated industries. Key capabilities include encryption, password protection, digital signatures, watermarking, MSI-based deployment, Group Policy support, and centralized profile management. It works with Word, Excel, browsers, ERP platforms, and essentially any Windows application that can print. PDFCreator is available as a free edition for individual, non‑commercial use, alongside three paid editions tailored to business, terminal server, and broader enterprise deployments.

Foxit delivers a robust set of cloud-native APIs that enable organizations to automate and modernize document-driven workflows at scale. Built on flexible REST architecture, these APIs allow developers to seamlessly create, convert, extract, sign, and display documents within their own applications—improving efficiency while reducing manual processes. The Foxit PDF Services API handles large-scale PDF processing, including conversion, extraction, optimization, and redaction. The Document Generation API streamlines the production of personalized PDFs and DOCX files using dynamic templates and live business data. The Foxit eSign API integrates secure, legally binding eSignature workflows with audit tracking and compliance capabilities. The PDF Embed API provides customizable in-app document viewing with support for annotations, forms, and secure user access. Combined, Foxit APIs give enterprises a secure and scalable platform for digital document automation and workflow transformation.

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!

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.

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.

Partnering with Salesforce, Titan Forms and Apps are a game-changer in the industry, making the world’s number #1 CRM accessible, and effortless for anyone to use. At the touch of a button, and with zero code, experience strength, speed, and agility for Salesforce Forms and your business processes. Slash time to market, nuke code, and tackle any use case on a single platform. Our best-of-breed forms and applications for Salesforce cater to any industry and it’s our mission to provide custom solutions for difficult problems. Build beautiful web portals, sign documents, generate docs, send surveys, automate contracts, fill out Salesforce forms, and so much more in just a few simple clicks. No code required and with our new AI assistant you can build even faster and with fewer errors. We are the only product on the market that empowers you to send data to Salesforce and pull it back in real-time without any development or added expense. Our customers and partners are the heartbeat of Titan. If you need a feature, simply request it via our Titan X Lab and we will consider it for our roadmap! So what’s stopping you? Schedule a demo today.

Trusted by over 25 million users worldwide, Jotform is an all-in-one platform that simplifies data collection, workflow automation, and online sales, all without coding. With Jotform’s drag-and-drop Form Builder, businesses can create customized forms and surveys to collect leads, contact information, payments, appointments, and e-signatures with ease. Choose from over 10,000 templates for everything from feedback surveys to registration forms, or build your own from scratch. Jotform's advanced features, such as conditional logic, autoresponders, and over 200 integrations, further streamline processes. In addition, Jotform's AI-powered Agents offer real-time customer support by guiding users through the form submission process, answering questions, and ensuring a smooth experience, all while reducing the need for manual intervention. With Jotform’s Store Builder, you can also set up an online store, sell products, services, and subscriptions, collect donations, and receive payments through 30+ supported payment gateways. Finally, Jotform’s tools like Approvals, PDF Editor, and Report Builder help businesses transform collected data into actionable insights and automate workflows for even greater efficiency.