ABBYY FineReader Engine

The most comprehensive OCR SDK for software developers

Integrate AI-powered OCR features into your applications

‘Compare Documents’ functionality

The ‘Compare Documents’ functionality of the development toolkit ABBYY FineReader Engine can be integrated into enterprise software and allows its users to automatically detect differences in content between two document versions, enabling them to quickly track changes, validate the documents’ integrity, or prevent fraud.

Use cases

The technology can be integrated into software solutions for contract management, customer relationship management, content management, or archiving systems, as well as into various solutions for the legal sector to enhance their functionalities and add value for their users.
Business Negotiations
Document Management & Archiving
Assuring Document Integrity


Works with files in many document formats, such as Word, Excel, PowerPoint, and PDF as well as JPEG, TIFF, PNG, and other image formats to allow comparison of digital originals with their printed versions.
Reports only "true" changes in content (text changed, deleted, or added) and disregards document formatting alterations to avoid distracting the user’s attention from the "real" changes in content.
lts can be reached via the API or delivered as a Word document in "Track Changes" mode or as an XML file.
Can be easily integrated and used to compare extensive documents as well as individual pages.

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