Best PDF APIs for Microsoft 365

Find and compare the best PDF APIs for Microsoft 365 in 2025

Use the comparison tool below to compare the top PDF APIs for Microsoft 365 on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

  • 1
    Nutrient SDK Reviews
    Top Pick
    See Software
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    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.
  • 2
    PDF Conversion SDK Reviews

    PDF Conversion SDK

    Visual Integrity Technologies

    $199 per year
    Add PDF Features with 2 API calls Open, Edit, View PDF. Two API calls and a configuration file are all you need. In less than a day, your app can import, view, edit, and open PDF features. The SDK can be used to neutralize differences between formats. This includes cropping, fills, color management, and fonts. The PDF Conversion SDK can convert all PDF versions, including ISO Standard PDF 2.0. Any PDF file or print-ready memory can be used as input. Conversions are seamless without any intermediate steps or compromises in quality. No printer driver. The PDF Conversion SDK works on Windows, MacOS, and Linux. It supports.NET. Included is an example code. Removes redundant information & compresses data. This provides great performance for web and application browsing.
  • 3
    Adobe PDF Services API Reviews
    You can create a PDF using Microsoft Office documents. Protect the content and then convert to other formats. Programmatically modify a document by inserting, rotating, reordering and rotating pages. You can also compress the file. To quickly deliver secure, scalable solutions, you can access the same cloud-based APIs as Adobe's end-user apps. Extract text, images and tables from native and scanned PDFs to create a structured JSON file. PDF Extract API uses AI technology to identify text objects and understand their natural reading order. This includes headings, lists, paragraphs that span multiple columns and pages, and paragraphs that span multiple columns. Italic and bold font styles can be extracted with metadata such as their position in your PDF. The extracted content is exported in a structured JSON format with tables in CSV and XLSX, and images saved in PNG.
  • 4
    Aquaforest SDK Reviews
    Aquaforest SDK is a powerful toolkit for processing PDFs, including searchable PDF creation, PDF content extraction, and OCR with standard (Aquaforest), engine. OCR with extended engine (Canon IRIS engine) and handwriting OCR options via Google APIs. High performance barcode and advanced PDF toolkit with support for up 64 cores. The SDK can automatically extract name/value pairs from PDF documents. The SDK offers a variety of PDF manipulation capabilities, including PDF merging and PDF attachment processing, XMP metadata processing and PDF/A validation. Every edition of the SDK includes an OCR engine that supports 23 languages. This interface allows you to use Microsoft's and Google's cloud OCR services, which can be particularly useful in special cases like handwriting recognition. The SDK can recognize and read most barcode types.
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