Best Free PDF Compressors of 2025

SwifDoo PDF is an All-in-One PDF Maker, Reader, Editor and Converter for Windows SwifDoo PDF enables users to create, convert, merge, compress and sign PDF documents with minimum effort. The intuitive design tool also enables you to insert links or images to PDFs. The PDF document can be converted to Microsoft Word, Excel, PowerPoint, JPG, PNG, TIFF, BMP, and vice versa. You can also convert CAD to PDF. The PDF compression module integrated with SwifDoo PDF is optimized for file size without quality loss. SwifDoo PDF has a number of special features for scanning copy convert. Besides many convert features. PDF Reader PDF Annotation (Including Stamp) Picture/image Extraction (only need copy and paste from PDF) PDF Edit PDF Compress PDF Merge PDF Split PDF Signature System Requirements: Windows 10/7/8/vista/XP Edition: SwifDoo PDF 2.0.1.9

Pdftools can help you process thousands of documents, or even millions. The suite of SDKs from Pdftools is designed for industries that are document-intensive. They will make your document workflows faster, easier, and less stressful. The Pdftools products are built on SDKs or APIs. They integrate seamlessly with your existing systems and applications. Process thousands of documents per minute. Our tools are designed to be fast and efficient. We are engineers at heart and only accept the most reliable, usable and well documented platforms. File sizes can be reduced, but quality and interactivity are not compromised. Your documents will be compliant with long-term archiving. We have documented every detail of our products so that you can easily get started.

Global OEMs, SaaS and enterprise end-users rely on Adobe PDF Library to automate the creation, editing and management of PDFs. An Adobe partner, our SDK uses the same source code as Acrobat for stability, reliability and quality results. Languages: .NET, .NET Framework, Java and C/C++ Platforms: Windows, Linux & MacOS Package managers: NuGet & Maven Capabilities include but are not limited to: -Annotations -Content creation -Content modification -Color management -Extraction - text, images, forms -Compression/optimize -Conversion - PDF/A, PDF/X, EPS, PostScript, XPS, ZUGFeRD, color -Display, Printing -Extract text, images & other content -Forms - Import, export, flatten static & dynamic XFA forms, AcroForms -Images - extract, import/export, thumbnails, render/rasterize pages, separations -Optimization - size, content, images, etc. -OCR - add text to document, add text to image -PDF to Office Documents (Word, Excel, PPT) -Security - Viewer settings, redactions, password, encrypt/decryption, watermark Pricing options for OEMs, SaaS & end-users are flexible and based on usage. Shorten development times & get to market faster with Adobe PDF Library. Free trial - download today.

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.

PDFCreator is a powerful and versatile tool that enables you to convert any printable document into a PDF, along with various other formats such as JPG and PNG. Whether you're handling text documents, images, or presentations, PDFCreator makes it easy to streamline your workflow. Key features: Convert documents from any application to PDF, JPG, PNG, and more with ease. Merge multiple files into one PDF document, improving organization and accessibility. Set up automatic saving and create a fully automated PDF printer, saving time and reducing manual work. Access your most frequently used settings with just one click, making repetitive tasks faster and simpler. PDFCreator simplifies the process of converting, securing, and organizing your PDFs, with options for digital signatures, password protection, and more. PDFCreator is trusted by countless businesses around the world to handle document conversion and management. We value every client and appreciate their trust in choosing PDFCreator as their go-to PDF solution. Whether you're a casual user or a business professional, PDFCreator offers a streamlined, flexible, and efficient solution for all your document needs. We thank all our clients for choosing us to be their partner.

SodaPDF is the software solution that will help your business achieve any document goal quickly and easily. You can edit, create, convert and sign PDFs according to your requirements. Use the best PDF editor and converter to modify documents. Our PDF tools are easy to use and can be used to simplify any document workflow. Our Batch tool is the fastest Microsoft Office-to PDF converter on the market. It allows you to create multiple PDFs or convert them all at once. You can also add page numbers, watermarks and Bates numbers to multiple files or folders. Our E-Sign feature allows you to sign, manage and track electronic signatures remotely. OCR Edit saves time and eliminates the need to retype text. It allows you to quickly search, recognize and modify any image or scanned document. Access the entire Soda PDF suite of tools and services from your desktop or any device that has a web browser.

pdfRest API Toolkit was made by developers, for developers. Rapidly integrate PDF workflows with your business applications, simply and seamlessly. pdfRest API Toolkit includes all the PDF processing tools you'll need, designed and developed by digital document experts with decades of experience to make your job easy: PDF to Word, PDF to Excel, PDF to PowerPoint, Add to PDF, Extract Text, Query PDF, Convert to PDF, PDF to Images, Convert to PDF/A, Convert to PDF/X, Compress PDF, Linearize PDF, Flatten Forms, Flatten Transparencies, Flatten Annotations, Flatten Layers, Merge PDFs, Split PDF, Encrypt PDF, Decrypt PDF, Restrict PDF, Watermark PDF, Import Form Data, Export Form Data, OCR PDF, Upload Files, Zip Files. Clear documentation with intuitive endpoints and parameters. Start with sample code in .NET, JavaScript, Python, PHP, and cURL for every endpoint. Gold-standard processing powered by Adobe® PDF Library™. Free to get started with no commitment. Affordable pricing for projects of all sizes. pdfRest was designed for developers, by developers to make working with PDFs as easy and intuitive as possible. Flexible APIs can be called from any language capable of making an API request. Send your first API call in

CocoDoc is an online PDF editor. Our interactive interface makes it easy for users to use the various tools and features, increasing efficiency and cutting down on time. Our secure gateways give users the assurance that their documents are private and safe.

PDF Candy offers users around the globe free online and offline tools to convert, split, merge, rotate, etc. PDF Candy was created by Icecream Apps, which means it is reliable and high-quality for processing PDF files. This unique toolkit was created using our offline software's best functionality. All services are free and completely ad-free. All tools are easy to use. You can upload files to Dropbox, Google Drive, or drag and drop them. Each tool can be added as a Favorite to make it easier to access the PDF Candy index page.

2pdf.com serves as a comprehensive online resource for managing PDF documents, integrating all the essential tools needed for effective PDF manipulation in one convenient location. Most of these tools are available at no cost, enabling users to perform a variety of tasks such as converting, merging, splitting, and compressing files effortlessly. With 14 different language options, the platform attracts thousands of daily users from around the globe. To begin, simply drag your PDF file onto the homepage and choose the desired operations. You can effortlessly convert your PDF to various formats, reduce its size, merge multiple PDFs into a single document, or divide one PDF into several distinct files. The services are entirely free and accessible online, negating the need for any software installation on your device. Once you upload your files, they will be promptly deleted after conversion, with converted files automatically removed after 24 hours. Additionally, the platform ensures that all files are secure and inaccessible to unauthorized individuals, keeping your documents private and confidential. Users can enjoy a seamless experience while managing their PDF files without worrying about privacy or security issues.

Smallpdf, a Swiss company, is made in Switzerland, the land where watches, banks and clean design are all present. Smallpdf has won numerous awards for its innovative document management tools. Smallpdf was founded in 2013 and provides a simple, reliable, and secure solution to complex, awkward PDF software. Smallpdf is the most trusted and loved PDF software on the planet. It has served over 500 million users and 100,000 companies in 24 languages and in every country around the globe, including Antarctica. Smallpdf seamlessly integrates with professional and personal tasks, increasing productivity and simplifying how people manage their documents. With tools to compress, convert and edit, sign, protect and unlock PDF documents in just few steps,

KDAN PDF Reader is your all-in-one PDF solution. Edit, sign, OCR scan, convert, annotate, and fill forms in PDF documents. With innovative AI features, speed up your document workflow! Designed for Mac, iPhone, and iPad, KDAN PDF Reader is trusted by millions for its comprehensive features and efficiency. KEY FEATURES EDIT TEXT & PDF • Fix errors and typos directly in PDF - replace, add, or delete text in PDFs • Add, edit, crop, and adjust images in PDFs • Add header & footer • Add Bates numbering for easy reference, tracking, and organization • Use stamps or dynamic stamps to indicate status, provide feedback, and highlight information in a document CONVERT PDF • Offline file converter - convert file without an internet connection • Convert PDF to Office file formats, image, or ePub • Format supported- docx, xlsx, csv, pptx, rtf, txt, html, jpg, png, BMP, jpg200, pub, MOBI SIGN & FORMS • Fill & edit forms • Create fillable forms with buttons, checkboxes, and list boxes • Create signature and sign on PDF • Create signatures using trackpad, keyboard, or images EDIT PAGE • Merge & split PDFs • Extract, rearrange, rotate, delete, and crop PDF pages • Change PDF background color • Append pages from

UPDF allows you to edit, annotate, and manage PDF on Windows, Mac, iOS, Android, and Android. All the tools you need to organize, edit, annotate and manage your PDF files are available in one smart, all-rounder smart app. It was specifically designed to satisfy the needs of most users who want a beautiful yet easy-to-understand interface that is not only for beginners. Key Features 1. Edit PDF Document You can add, delete, and edit text properties and formats, such as font style, font color and size. You can also crop and rotate, replace, remove, or extract images. 2. Annotate PDF - Highlight, underline, or strike out any parts. For a faster and easier way to add text, you can also add shapes, sticky note and text boxes. 3. PDF Page Management Rotate, delete and extract PDF pages. 4. Navigate and View PDF Files - Flexible reading mode, such as single-page mode or double-page mode.

Systweak PDF Editor provides a variety of features and tools for editing and managing PDF documents. With these capabilities, users can redact text, perform OCR on PDFs, sign documents, split files, compress them, convert multiple files at once, lock or unlock PDFs, and make various other modifications. This makes it a versatile solution for anyone needing to handle PDFs efficiently.

PDF24 provides a range of user-friendly online tools for managing PDF files, developed by geek software GmbH, a German firm that has been operating since 2006. This platform offers complimentary solutions for various PDF-related challenges, both through downloadable software and web applications, including the popular PDF24 Creator and a suite of online tools. Despite being a compact team, the PDF24 staff is deeply committed to enhancing PDF solutions that benefit countless users globally. Their dedication has led to the successful launch of the PDF24 Creator and Online Tools, which have garnered millions of users worldwide. In addition to these tools, PDF24 also features PDF24 Fax, an online faxing service designed for those who wish to send and receive faxes without needing a physical fax machine. This commitment to innovation continues to make PDF24 a go-to resource for all things PDF.

TinyWow offers a variety of free online tools for conversion and PDF handling, designed to assist users with a wide range of challenges. To ensure privacy, all files, whether processed or not, are removed from the server within an hour. Users can easily transform PDF files into JPG images, allowing them to download each individual page as a separate image file. Similarly, it is also possible to convert PDF documents into PNG format, with each page available for download as an image as well. This makes TinyWow a versatile option for anyone needing quick and efficient file conversions.

All the tools you need to work with PDFs are in one place. All the tools you need to work with PDFs are at your fingertips. All of them are 100% free and easy to use. With just a few clicks, you can merge, split, compress and convert, rotate, unlock, watermark, and convert PDFs. The easiest PDF merger allows you to combine PDFs in any order you like. You can easily separate pages or entire sets of pages to convert them into PDF files. Optimize for maximum PDF quality while reducing file size. With incredible accuracy, convert PDFs to WORD documents. Convert PDFs to POWERPOINT Sign and certificate PDF documents. Request digital signatures or sign your documents.

We are the leading online platform for converting Portable Document Format (PDF) files. Our website enables users to create PDF-compatible files effortlessly, without the need for any specialized software. Simply upload a postscript-compatible file to our site and click on the link to generate your PDF. Our goal is to provide an easy solution for casual and moderate users alike to produce PDF files with minimal hassle. You can convert and combine JPG, PNG, and other image formats into PDF for free. Additionally, you have the flexibility to adjust border sizes, page dimensions, image alignment, and orientation according to your needs. Importantly, our service does not apply any watermarks. You can conveniently merge multiple images into a single PDF document in one go. We prioritize quality above all else; our sophisticated image converter ensures that the highest quality is maintained in your output files. This feature allows us to optimize file sizes for PNG, TIFF/TIF, WebP, and JPG/JPEG images while preserving their original quality. We strive to make the merging of image files as straightforward as possible, providing you with a single PDF file ready for download. Our commitment to user satisfaction means you can trust that your files will be handled with care and expertise.

PDFgear is a PDF solution that allows users to view, edit, convert, sign annotate, organize and more on Windows, MacOS and iOS. PDFgear's clean and simple interface allows users to enjoy reading and editing documents without interruption. PDFgear Copilot is a personal assistant that offers more options than a standard document assistant. It's powered by AI so users can easily manipulate all the PDFgear features and chat with PDFs. You're lost in the vast array of functions and document content? Don't worry! Ask Copilot! You can ask Copilot anything! Processing PDFs is as easy as a stroll in the garden with PDFgear.

Introducing a PDF editor designed for the demands of contemporary work environments, making it effortless to convert and edit. You can efficiently handle all your PDF files from a single platform. Simply launch PDF Master and drag the PDF you wish to alter into the interface. Utilize the editing tools to incorporate various elements such as text and images. After reviewing the changes, you can approve the document and either download or share it directly. Our advanced encryption technology guarantees that your private information is safeguarded throughout the conversion process. Rest assured, we uphold your privacy with top-notch security measures. There’s no need for any software downloads or extensions; our solution works seamlessly across desktops, laptops, tablets, and smartphones, supporting major operating systems like Windows, macOS, iOS, and Android. You can convert files anytime, anywhere, on any device using just your web browser, with no technical expertise needed. Just upload or drag and drop your file onto the platform, select the desired format, edit as you wish, and we’ll handle everything else with ease. Experience the convenience and security that comes with our intuitive PDF editing solution today.

QuicklyPDF was born out of a simple yet pressing need: to make PDF tools accessible, efficient, and privacy-focused for everyone. While working on personal and professional projects, I often found myself frustrated with overly complicated, expensive, and privacy-invasive PDF services. Many required subscriptions, intrusive sign-ups, or lacked the flexibility to handle diverse document needs. I envisioned a platform that could provide high-quality PDF tools without compromising user privacy or accessibility. With this goal in mind, I started developing QuicklyPDF—a free, browser-based solution where tasks like merging, compressing, and converting files could be performed effortlessly and securely. What sets QuicklyPDF apart is its commitment to privacy. Files are automatically deleted from servers within an hour, and many operations can be performed directly in the browser without uploads. This approach not only ensures user data remains safe but also makes the platform fast and reliable. QuicklyPDF is a labor of passion and a response to the growing demand for easy, affordable, and secure document management. It’s a tool I wish I had years ago, and I’m proud to share it with users worldwide!

PDF4All is an online service that provides a comprehensive selection of tools for handling PDFs and images, allowing users to optimize, convert, merge, and edit their files with ease. Users can compress both PDFs and images while maintaining high quality, as well as transform different formats such as Word, PowerPoint, and Excel into PDFs, and the reverse is also possible. Additional functionalities include the ability to rotate, split, and crop PDF documents, along with the option to extract images from them. This platform streamlines the process of managing documents, making it user-friendly and available at no cost, catering to individuals of all technical skill levels. By making document manipulation straightforward, PDF4All empowers users to handle their files efficiently.

PDFelement is a one-stop PDF solution powered by AI. Fast, smart, affordable, and easy way to manage (.pdf) documents across desktop, mobile, and web. It provides a great user experience and is an excellent alternative to Adobe® Acrobat®, making it perfect for individuals and small businesses. The mission is to stay at the forefront of PDF technology, constantly innovating and improving our product to meet the evolving needs of our users. Unique selling points: Smart: Offer the smartest way powered by AI to manage(.pdf) forms and documents. Fexible: Make the desktop software available for a yearly, perpetual license fee. Affordable: Deliver equally powerful and robust features that comes with Adobe Acrobat DC - at up to 50% lower cost. Lightning Fast: Be lightweight and offer the easiest user experience with shorter learning curve for even first- time users.

CoolNew PDF is a software with many features to manage PDF documents. Editing, converting, splitting, combining, annotating, and protecting your files is a taste of what the app can do, but it doesn't stop there. The program comes with a flashy interface, but it is intuitive and easy to navigate. Using the ribbon, you can sift through the categories of available functions. Each ribbon entry comes with its own toolbar containing functionality specific to its description.  CoolNew PDF can export most Office documents to and from PDF. The same rule also applies to images. Merging, splitting, and extracting pages and images are the most basic features a PDF manager can have, but they are essential. In addition, it is possible to apply watermarks and encrypt files easily, when protection is needed, and an OCR tool can help extract text from images, which can save a lot of time. hit.

FacePdf is a well-known and respected software company that specializes in PDF and other digital document technologies. Because of our focus and specialization, we are able to supply our customers with expertise, value, and quality. Our PDF Converter converts many formats such as Word, Excel, PNG, TIFF, and JPEG into PDFs for free and with no usage limits. Here are some important features for users: Merge PDF to Word PDF E-sign PDF, Edit PDF, and Compress PDF Insert Pages into a PDF Converting Excel to PDF Remove PDF Pages FacePdf was created to fulfill the demands of all users. Say goodbye to complicated software and hello to simple PDF tools. In just a few clicks, you can edit, merge, convert, compress, sign, and safeguard your documents. We offer Online PDF and Document Tools that may be utilized anywhere in the world.