Best PDF Annotators for iPhone of 2025

Apryse, formerly PDFTron, is reimagining the world of documents. Bring accurate PDF viewing, annotating, editing, creation, and generation to any web, mobile, desktop or server framework or application. Apryse technology supports all major platforms and dozens of unique file types, including support for PDF, MS Office, and CAD formats. Own the full document and data lifecycle by deploying on your own infrastructure without worrying about third-party server dependencies.

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.

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.

PDF Tools for you to be more productive with PDF documents. Free and easy to use! Add text, images, freehand annotations to PDF. Fill forms. Create your own signature and sign document. Send PDF files safely and securely with a link that automatically expires, zero-knowledge end-to-end encryption with 256-bit AES.

PDF Reader Pro is a PDF powerhouse that will fulfill all your document needs. Building on solid features such as read, annotate, edit, OCR, Sign, Create & Edit & Fill fillable PDF Forms, bookmark, outline, TTS, table, Create, Convert and manage PDF files regardless of the device you are using. Whether you are using an iPhone to create a PDF document or signing a PDF contract with your Android device, PDF Reader Pro lets you do all the thing you need to do effortlessly. Other features include Presentation, Link, Stamp, Compress, Security, Background, Header, Footer and Page, Bates Numbers, Text Search, Text Box, Touch Bar Support, export annotation, multiple conversion support. The best PDF to Office Converter! Export from PDF to Microsoft Word (.docx), PowerPoint (.pptx), Excel (.xlsx), RTF, HTML, Text, Image, CSV, and more Offline. PDF to Image. Convert PDFs to JPG, PNG, bmp, gif, tiff, tga and jp2

Add robust PDF features to your apps with the easy-to-integrate MuPDF SDK/ The small yet fast viewer supports a number of document formats including PDF, XPS, OpenXPS, CBZ, and ePUB. The renderer is designed for high-fidelity anti-aliased graphics and renders text with metrics and spacing accurate to within fractions of a pixel. The PDF library includes interactive features such as annotations, form filling, digital signatures, redactions, and search. The command-line tools provide users myriad customization options for rendering and converting documents, and manipulating PDF files. MuPDF supports document conversion to other formats including HTML, SVG, and CBZ. In addition to the C library, there's a Java library using JNI that works for both Oracle's Java and Android. In addition to the Java API, C++ and Python bindings have been developed. MuPDF supports most of the major coding environments and operating systems. It is highly flexible and optimized for each unique platform. MuPDF API has been used as the PDF engine in a variety of deployments ranging from Android and iOS mobile applications, SaaS and cloud solutions, document management programs, and embedded products, to name a few.

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.

Drawboard PDF - Powerful PDF tools. Most intuitive PDF editing and markup app for Windows, iOS, macOS, android and web. Drawboard PDF – All the essentials free! Mark up and edit any PDF with the ease of pen and paper. PDF MARKUP TOOLS TO HELP YOU WORK WONDERS. DRAW All the inking tools you need to markup and collaborate with the feel of pen and paper. INSERT Insert anything you need; text, notes, callouts, signatures, images, audio notes, and more. MEASURE Measurement tools for technical teams in Architecture, Construction Manufacturing and more. Get accurate measurements of elements on-page with easy calibration. ORGANIZE Keep all your docs in one place, local and cloud. Merge, split, compress and rearrange PDFs with ease. CROSS-PLATFORM Work from anywhere on any device, in real-time! COLLABORATE Instant collaboration right on the page. Do work where work is done. Invite team members to your canvas. Share your doc using the Drawboard Cloud – a new home for PDFs. Designed to replace pen and paper with an extensive array of tools and an intuitive interface to make going paperless the easier choice.

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.

KDAN PDF Reader is a comprehensive PDF document service that leverages AI-driven technology to provide robust PDF capabilities. It enhances user efficiency in creating, managing, and sharing documents, streamlines business workflows, and transforms documents into invaluable digital assets through information exchange. Accessible on both mobile devices and desktops, KDAN PDF Reader is utilized by over 100 million users worldwide. It is widely used by educational institutions, government organizations, and businesses. KDAN PDF Reader provides flexible licensing options through its Licensing Service Center, complemented by comprehensive customer support, tailored to meet the diverse user requirements. Key Features: - Advanced AI capabilities: Translation, automatic detection and redaction of sensitive data, AI analyst Chatbot, table extraction, and document comparison. - Edit text in PDFs. - Secure documents with watermarks or PDF encryption. - OCR Convert PDF scans or images into searchable PDF files. - PDF management options include splitting, merging, and compression. - Seamless PDF conversion capabilities.

Xodo allows you to edit, annotate and sign PDFs on your desktop, mobile, or web. Xodo makes it easy to work with PDFs. No more printing or faxing! You can sign contracts, expense reports and cover letters on your smartphone or tablet with just your finger or stylus. It's that easy! Sign any document with just your finger, instead of searching for a pen or printing ink. You can save your signature and sign any future documents with just one tap or click of the mouse. Save the file and share it with anyone who needs it. It takes only seconds to do what used to take many emails back and forth. Xodo takes stress out of filling out forms. You can complete forms from your smartphone or tablet anywhere you are by simply tapping on the screen to fill in fields and selecting checkboxes. You can save time and energy. Fill out forms on your smartphone or tablet and save them to share with anyone who needs them.

AmindPDF's user interface is very user-friendly and makes the operation of PDF easy. It can recognize PDF text as paragraphs or whole blocks of text, allowing users to edit text directly and smoothly, like in MS Word. for PDF protection, it allows adding passwords, setting document permissions, placing signatures, adding watermarks to PDF. It also supports batch operations to process files, such as merge/split tool, compression tool, creation tool, Bates numbering tool, and conversion tool, so users can process multiple PDF files at once. AmindPDF is available for a number of platforms: Windows, iOS, and Android. Users are able to use the same PDF tool on a computer or mobile phone. So AmindPDF let you process or edit PDFs anytime, anywhere. Edit PDF Text: AmindPDF allows the user to change the font, font size, font color, and font style, and reset the alignment of pdf text. Edit Images: The user can select the images in pdf, then manipulate the images: replace an image, rotate the image, crop the image, or remove the image. AmindPDF can combine more than one PDF or image file into one PDF. The file name of being combined files will be used to build the outline of the combined pdf.

LightPDF was created to make it easy for anyone to use PDF documents. LightPDF has an intuitive interface. This program allows you to read, edit, and convert PDF documents. Built-in PDF editing capabilities: 1. Modify a PDF: Add text, annotate and insert links. You can also add headers or footers. 2. Convert PDF to Word, Excel, PPT or JPG. 3. Manage PDF pages: Insert or delete pages, rotate pages and extract, replace, split, or merge pages. 4. Sign a PDF: Add a manual signature or digital signature. 5. Lock PDF: Add a password for your PDF document. 6. Other tools: OCR and compress PDF, add background, etc.

You can review documents faster. You can quickly find facts. Discover connections that others overlook. LiquidText allows you to go beyond the limits of paper. LiquidText is a document analysis tool that allows you to take notes and highlight text. It's not much different from the sticky notes, margin notes, and highlighting we have used for years. While most apps can replicate paper, more than 80% of knowledge workers still prefer to use paper at school and work. LiquidText goes beyond paper. LiquidText captures your reading, notes and highlights just like paper. But it goes further to show their connections to other sources and to map your project in a clear, shareable format. We turn your ideas into ideas and connect them to related notes. Every observation, note, and idea can be connected with others. A single tap can show these relationships and original context.

SmartOffice allows you to view, edit, create and print Microsoft Office and PDF documents from your mobile device. SmartOffice PDF allows you to view, annotate and highlight PDF documents. Convert Office documents into PDF, save to your mobile device, or to a cloud account and print wirelessly to thousands supported printers. SmartOffice Mobile App This app is a full-featured alternative to MS Office 365. SmartOffice can be downloaded from GooglePlay or the AppStore for personal use. SmartOffice can also be wrapped in an enterprise security platform that will enable mobile productivity. SmartOffice SDK SmartOffice offers many solutions that can be seamlessly integrated into your enterprise document workflow platform. SmartOffice SDK seamlessly integrates with your EFSS or MDM environment. SmartOffice mobile app can also be wrapped in an enterprise security platform.

PDF Converter converts any file on your iPad into a PDF document. You can open and download files from the cloud, e-mail, or web directly on your iPad. Then convert them to PDFs. This is the purpose of PDF Converter, and it does it well. You can save everything, from multi-million dollar contracts to web pages, as a PDF in a matter of seconds. PDF Converter can create PDFs from any type of file, including email attachments, MS Office files, photos, web pages and more. Once your PDF is complete, you can view, annotate and edit it, or merge it with the powerful tools of PDF Expert. Because we are in complete control of the process, the results are exact and exactly the same as the original documents. It is also 100% secure because it is done locally on your iPad. You don't need an active internet connection to keep your documents safe.

This document and image cleanup and processing toolkit allows developers the ability to quickly integrate document handling functions such as image manipulation, compression, manipulation, manipulation, manipulation, editing, manipulation, compression and image enhancement into their applications. ImageGear allows your application to clean up files such as deskew, line, and speckle removal, among others. ImageGear's color-processing tools can be used to improve image quality and reduce compressed file sizes. This SDK for image processing and document cleaning includes many APIs that allow image processing and clean-up. ImageGear can help you add functionality to your applications. Learn how ImageGear can meet all of your document lifecycle requirements. This PDF SDK allows.NET developers add robust PDF functionality to their applications. Users can view, annotate and compress pages. Discover all the PDF manipulation capabilities of ImageGear PDF and how it can enhance your application.

Professional tool to create, convert, edit, and annotate PDF files. GoodReader®, a file viewer, has many powerful features. Most of these features address PDF and TXT viewing. GoodReader®, a powerful PDF editor app for iPad, iPhone, and iPod touch is available. Its iPad version was the #1 non-Apple iPad app in 2010, and we have been constantly improving it to make it the best mobile productivity tool available. We have many more features to come! GoodReader for iPad/iPhone allows you to read almost anything anywhere, including books, movies and maps. Once you use it, you'll be hooked. If you work with documents, you'll soon wonder how you ever managed without GoodReader. GoodReader can automatically synchronize individual files and entire folders to remote versions hosted on an online server. GoodReader supports email server access and email attachment downloads.