List of the Top 17 SaaS PDF Encryption Software in 2025

MobiPDF, previously known as PDF Extra, serves as a user-friendly platform for reading and editing PDFs, offering features such as creating, organizing, annotating, filling, signing, converting, and sharing any PDF file. This versatile tool stands out as a cost-effective substitute for Adobe Acrobat Pro, catering to a wide array of user needs. HERE’S WHAT YOU CAN EXPECT WITH MOBIPDF: Multiple Viewing Options: Utilize a focused "Read Mode" for an uninterrupted reading experience. Sophisticated Editing Capabilities: Engage with a PDF editing interface reminiscent of Word. Bidirectional Conversions: Effortlessly transform PDFs into and from formats like Word, Excel, PowerPoint, or images. OCR Integration: Enhance scanned documents by making them searchable. Annotation Features: Utilize tools to highlight, comment, strikethrough, stamp, and more to improve your documents. Simple PDF Management: Easily reorder, compress, split, and merge PDFs as you need. Signing and Security: Incorporate signatures, create and fill out forms, and safeguard your PDFs with passwords, encryption, and digital certificates. Offline Functionality: Continue working on your files without needing an internet connection. Instant Translation: Translate any PDF into over 50 languages with just a click. Overall, MobiPDF combines essential features and user-friendly design, making it a reliable choice for anyone needing comprehensive PDF tools.

SodaPDF offers a comprehensive software solution designed to help businesses efficiently accomplish their document-related tasks with ease. Whether you need to edit, create, convert, or sign PDFs, this versatile tool caters to all your specific needs. By utilizing the top PDF editor and converter available, you can seamlessly modify your documents. The user-friendly PDF tools streamline any document workflow, enhancing productivity. Notably, our Batch tool stands out as the quickest Microsoft Office-to-PDF converter on the market, enabling you to generate or convert multiple PDFs simultaneously. Additionally, you can effortlessly add page numbers, watermarks, and Bates numbering to numerous files or folders in one go. The E-Sign feature facilitates the remote signing, management, and tracking of electronic signatures, making it an invaluable asset for modern business practices. With OCR Edit, you save valuable time by eliminating the necessity to retype text, as it allows for quick searching, recognition, and modification of images or scanned documents. Furthermore, you can access the complete suite of Soda PDF tools and services from your desktop or any web-enabled device, ensuring flexibility and convenience in managing your documents. This adaptability makes SodaPDF an essential resource for any organization looking to enhance its document efficiency.

The pdfRest API Toolkit was crafted by developers for developers, enabling swift integration of PDF workflows into business applications with ease and efficiency. This toolkit encompasses a comprehensive suite of PDF processing tools created by digital document specialists who possess decades of expertise to simplify your tasks: it offers conversions such as PDF to Word, PDF to Excel, and PDF to PowerPoint, along with functionalities like adding to PDFs, text extraction, querying PDFs, converting to various formats, and compressing PDFs. Additionally, it provides features for flattening forms, transparencies, annotations, and layers, as well as merging, splitting, encrypting, decrypting, and watermarking PDFs, along with form data management, OCR capabilities, and file uploads and zipping. Users will find extensive documentation featuring intuitive endpoints and parameters, along with sample code in .NET, JavaScript, Python, PHP, and cURL for every endpoint to facilitate smooth operation. Powered by the renowned Adobe® PDF Library™, it allows users to begin without any financial commitment and offers competitive pricing suitable for projects of any scale. The design of pdfRest emphasizes flexibility, allowing APIs to be accessed from any programming language capable of making API requests, making it a versatile choice for developers aiming to simplify their PDF workflow. Start your journey with your first API call today and experience the ease of PDF management firsthand.

Foxit PDF Editor provides a comprehensive set of tools for editing, viewing, creating, organizing, sharing, collaborating, securing, OCR processing, exporting, and e-signing PDF documents. It caters to both small and medium-sized businesses as well as larger enterprises, and is accessible across various platforms including desktop, mobile, and web—making it convenient for use at home, in the office, or while traveling. Its affordability and user-friendly design ensure that even those new to the software can quickly get up to speed, which is especially beneficial for remote workers and international teams who need to communicate and provide feedback around the clock from any location. The software is ideal for both individuals and teams tasked with the creation, review, editing, management, sharing, and securing of PDF files. For larger organizations, Foxit PDF Editor Pro includes enhanced features such as advanced editing, collaboration tools, and robust security options that are often necessary in more complex business environments. In this way, Foxit PDF Editor enables seamless workflows and enhances productivity across various industries.

Smallpdf, hailing from Switzerland—a country renowned for its precision in watchmaking, banking excellence, and minimalist design—has garnered multiple accolades for its cutting-edge document management solutions. Established in 2013, the company offers a straightforward, dependable, and secure alternative to cumbersome PDF software options. With a user base exceeding 500 million individuals and 100,000 businesses across 24 languages and every corner of the globe, including the remote regions of Antarctica, Smallpdf has become the go-to choice for PDF management. Its tools are designed to enhance both professional and personal workflows, thereby boosting efficiency and transforming document handling into a hassle-free experience. Users can easily compress, convert, edit, sign, protect, and unlock PDFs in just a few simple steps, making document management more accessible than ever before. This commitment to user-friendliness has solidified Smallpdf's reputation as a beloved resource for anyone dealing with PDF files.

PDF24 offers a variety of easy-to-use online tools for handling PDF files, created by geek software GmbH, a German company that has been in operation since 2006. This platform provides free solutions for numerous PDF-related issues, accessible through both downloadable software and web applications, with the widely-used PDF24 Creator being among them. Though they operate with a small team, the PDF24 staff is passionately dedicated to improving PDF solutions that serve countless users around the world. Their commitment has resulted in the successful introduction of the PDF24 Creator and a range of online tools that have attracted millions of users globally. Additionally, PDF24 includes PDF24 Fax, an online service that allows users to send and receive faxes without the need for a physical fax machine. The ongoing focus on innovation ensures that PDF24 remains a trusted source for all PDF-related needs, continually evolving to meet the demands of its users. Furthermore, the user-friendly interface of PDF24 tools enhances the overall experience, making document management seamless and efficient.

Watermarking PDFs, adding content to PDFs, querying PDF documents, converting files into PDFs, turning PDFs into images, adjusting PDF colors, and creating PDF/A and PDF/X formats are just a few of the features available; additionally, you can compress, linearize, and flatten PDFs, as well as merge or split them, encrypt, decrypt, and restrict access to PDFs, extract text, perform OCR on PDFs, upload files, and zip them as needed. Our robust RESTful API is now fully operational, enabling you to efficiently develop your own products and solutions without the need to start from scratch, while providing you with comprehensive control over your backend infrastructure. With our private cloud service, you can oversee every aspect of the process, ensuring full management of your documents. The pdfRest API Toolkit can be quickly configured through the AWS Marketplace, allowing you to set up a self-hosted, production-ready server that integrates seamlessly with your services or automates your internal document workflows. We offer flexible pay-as-you-go pricing plans, catering to businesses that demand complete ownership of their backend systems with minimal or no external server interactions. Moreover, by creating an EC2 instance to host our API, you gain total ownership over all files stored on your server, thereby enhancing your operational security and efficiency. This approach empowers you to tailor your document management solutions exactly to your needs.

Presenting a cutting-edge PDF editor tailored for the needs of modern workplaces, simplifying the process of converting and editing documents. This tool allows you to manage all your PDF files efficiently from one centralized platform. To get started, simply open PDF Master and drag your desired PDF into the workspace. You can then utilize the available editing features to add elements like text and images as needed. Once you have made your adjustments, you can review the document and choose to either download it or share it instantly. Our state-of-the-art encryption ensures that your sensitive information remains protected throughout the entire conversion process. You can trust that we prioritize your privacy with our robust security protocols. There's no necessity for software installations or browser extensions; our service operates smoothly across desktops, laptops, tablets, and smartphones, compatible with leading operating systems such as Windows, macOS, iOS, and Android. Effortlessly convert files whenever and wherever you are, using only your web browser, without requiring any specialized technical knowledge. Simply upload or drag and drop your file onto the platform, select the format you need, edit to your satisfaction, and we take care of the rest seamlessly. Embrace the ease and security that our user-friendly PDF editing solution offers, and elevate your document management experience today. Moreover, our commitment to continuous improvement ensures that we are always adding features that enhance functionality and user experience.

Locklizard safeguards PDF files against unauthorized access, preventing piracy, leakage, and misuse, ensuring that only individuals with the proper authorization can access the documents. Protect your confidential information, including sensitive data, intellectual properties, training materials, reports, ebooks, and trade secrets from theft. It enables secure sharing and selling of documents while effectively preventing data leakage and ensuring compliance with regulations. With Locklizard, you can lock documents to specific devices and locations, apply dynamic watermarks, control document expiration, and disable printing and copying features, as well as revoke access whenever necessary. Additionally, it provides the capability to monitor document usage for enhanced security. Utilizing robust encryption, digital rights management (DRM), and licensing controls that meet US government standards, Locklizard guarantees that your documents remain fully protected, no matter where they are accessed from. This comprehensive approach not only secures your content but also instills confidence in users regarding the integrity of their sensitive information.

PDFescape provides a free online service that allows users to edit PDFs and complete forms with ease. This intuitive platform empowers individuals to read, alter, and create PDF documents without the need for any advanced software, making it a practical choice for those looking to efficiently handle their PDF files. It can be accessed via any modern web browser with an internet connection, offering a range of features such as the ability to insert text, shapes, and whiteout sections of PDF documents. Users also have the option to crop, deskew, rearrange, remove, or add pages according to their preferences. The service allows for the creation of hyperlinks to other pages within the PDF or to external sites, along with the capability to change PDF metadata. Security measures are included, such as the ability to password-protect documents. Moreover, users can add images and digitally sign documents with a scanned signature. Completing forms is straightforward, with support for pre-existing fields or by using the text tool for customization. It accommodates essential field types like text boxes, checkboxes, radio buttons, lists, and dropdown menus, offering basic calculation and formatting features for those fields. Additionally, the platform facilitates smooth navigation between fields using the tab key, which enhances the overall user experience and efficiency. This combination of accessibility and functionality makes PDFescape an excellent choice for anyone needing to edit or fill out PDF documents online.

Files can be effortlessly dragged and dropped from Windows Explorer into PaperScan, where users can view important information such as resolution, dimensions, and color mode of the images. The application also offers the capability to handle encrypted PDFs, enabling it to read and create new encrypted documents. Moreover, it features bitonal filters designed to remove stray pixels or alter text through processes like dilation and erosion. Users can further personalize their documents with a variety of effects, including contour, sepia, and scanline, alongside tools such as a freehand pen, rubber stamp, ruler, polygon ruler, and both standard and freehand highlighters. Additionally, PaperScan provides automatic color detection, the ability to identify and eliminate blank pages, as well as adjustments for color attributes like brightness, contrast, saturation, and gamma levels. This comprehensive array of tools and features establishes PaperScan as an excellent choice for individuals aiming to optimize their document processing workflows. Its versatility and user-friendly interface contribute significantly to enhancing productivity in managing images and documents.

Icecream PDF Editor is a user-friendly and free PDF editing tool designed for Windows users, enabling both the creation and modification of PDF files seamlessly. It offers four primary editing modes: Edit, Annotate, and Manage pages, along with the capability to fill in forms. This versatile editor provides functionalities for editing text and objects, adding comments, organizing pages, merging multiple PDFs, and securing files. Utilizing the best PDF editor can significantly boost your efficiency when handling PDF documents. You have the ability to easily modify any text within a PDF file and visually arrange, reorder, split, or merge pages as needed. Additionally, creating PDF documents from scratch is a straightforward process. For document security, you can implement password protection or restrict editing and copying permissions. Built-in forms are available for completion directly within PDF documents, while you can also add annotations, highlight sections, and strike through or emphasize text as needed. The search functionality allows for quick navigation through the document prior to making edits, and for enhanced proofreading, you can design custom stamps for your specific needs. Overall, Icecream PDF Editor is an excellent option for anyone looking to manage their PDF files efficiently.

FormatPDF is an online platform that provides an array of tools designed for managing PDF documents. Among its offerings are functions for converting, merging, splitting, compressing, and encrypting PDFs, along with options for editing and adding annotations. The site enables users to transform various document types, such as Word, Excel, and PowerPoint, into PDF format seamlessly. Additionally, it allows for the consolidation of multiple PDFs into a single file or the division of larger PDFs into smaller segments for easier handling. At FormatPDF.com, users can not only convert and manipulate their PDF files but also enhance their security and quality. The platform includes features for compressing PDFs, effectively reducing the size of large documents for easier sharing and storage. Moreover, users with the appropriate credentials can implement password protection on their PDFs to control access or decrypt files that are secured. This makes FormatPDF a versatile tool for both personal and professional use, catering to a wide range of document management needs.

The content protection system known as DRM-X 4.0 presents an advanced security framework along with a range of sophisticated security features. This platform facilitates the secure distribution of a variety of protected content types, including audio and video files, PDF documents, web pages, images, and JavaScript, across multiple devices such as Windows, Mac, iPhone/iPad, and Android systems. By implementing DRM-X 4.0, users can effectively confront the challenges posed by piracy in content delivery and sales. Created by Haihaisoft, this digital rights management solution functions as a service, providing a comprehensive suite of protective features. Essential elements of the DRM-X platform comprise File Encryption, Audio/Video Encryption, PDF Encryption, and HTML DRM Encryption, all seamlessly integrated with cutting-edge DRM capabilities. Users are empowered to easily manage their accounts, oversee groups, and modify rights and license profiles through an online interface. As a state-of-the-art DRM software platform built on the Xvast browser, DRM-X 4.0 accommodates both online and offline playback, thereby enhancing the overall user experience significantly. Furthermore, it includes dynamic watermarking options for protected digital assets, providing an additional layer of security for content. This innovative system not only aims to fortify the protection of intellectual property but also seeks to empower creators by equipping them with essential tools to safeguard their work effectively. Ultimately, DRM-X 4.0 represents a crucial step forward in the realm of digital rights management, ensuring that creators can thrive in a secure environment.

Elevate your projects by integrating advanced capabilities for editing, parsing, and rendering PDFs through an elite PDF library SDK. This adaptable multi-platform shared library, offered in formats such as dll, so, and dylib, provides a C-compatible interface that accommodates a range of programming languages like C#.Net, Python, Java 8, and C++ 11. The SDK boasts APIs tailored for various operating systems, including Linux, Windows, and Mac, and comes packed with a multitude of interface functions designed for creating and transforming PDF content, thus ensuring extensive customization options that cater to the specific needs of your project. It adeptly utilizes multi-core CPUs for efficient stream decoding and content rendering, while strictly adhering to the guidelines set forth by the portable document format specification. Users benefit from the ability to apply electronic signatures, with the flexibility to add or omit a cryptographic security layer based on their preferences. Furthermore, the SDK offers robust capabilities for PDF encryption and decryption, featuring a password-based encryption handler, as well as a comprehensive suite of tools for manipulating document structure—this includes creating, deleting, moving, inserting, extracting, resizing, and rotating pages. With these extensive features, this SDK ensures thorough management of all PDF-related tasks, establishing itself as an essential tool for developers looking to enhance their applications with superior PDF functionality. As a result, it empowers developers to create tailored solutions that meet diverse project demands while optimizing performance and security.

Files are sent via a secure and encrypted channel, guaranteeing their protection during transmission. After processing, these files are thoroughly deleted from the system to prevent any unauthorized access. Images undergo enhancement and are stored at a JPEG quality setting of 65%, which is typically adequate for numerous applications. Nonetheless, there is the possibility to modify the settings for improved image quality if needed, although this may lead to increased sizes of the resulting PDF files. Throughout the upload process, files are kept secure and remain in a safeguarded condition until they are permanently removed following processing. This comprehensive approach ensures that user data remains confidential and secure at every stage.

PDFTool places a strong emphasis on protecting user privacy while providing a platform for handling PDF documents online. Users can easily merge different PDFs, divide documents, and extract text from scanned files without registering for an account or dealing with advertisements on the site. As all tasks are performed directly within the browser, it enables users to disconnect from the internet once they have accessed the required tool page. This ensures that your sensitive PDF files stay private and secure from unwanted scrutiny. Moreover, the straightforward design of the interface contributes to a seamless user experience, making PDF management straightforward and available to all. The commitment to privacy and ease of use makes PDFTool a reliable choice for anyone needing to handle PDF files efficiently.