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.
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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.
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Adobe Acrobat
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.
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Instafill
Instafill.ai is an AI form filler that completes PDF forms automatically and turns Word files, flat PDFs, and scans into fillable templates. It pulls data from whatever you already have - spreadsheets, text files, images, partially filled PDFs, and fills each field with speed and precision.
Key features:
- AI agent: assembles complete document packages, not just single fields - merging, stamping signatures, headers, and page numbers, placing images, flattening and splitting.
- MCP server: connects Claude, ChatGPT, and Codex directly to your form library.
- Windows desktop app: right-click any PDF in File Explorer and fill it without opening the app.
- Batch filling: complete the same form hundreds of times from CSV or XLSX.
- Reusable profiles: store client data once, reuse it across every form.
- Field logic: conditionals, dependencies, and row-by-row table control.
- API, webhooks, Chrome and Edge extensions.
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