SmartZone ICR/OCR Professional Releases

Released: Dec 26, 2022

Updates in v7.2


  • Added the ability to detect and report font attributes, font size, capital letter height and base line details as a part of the single character recognition results on Microsoft Windows.
  • Added the ability to detect and report image orientation and recognize images regardless of their orientation.

Released: Jul 5, 2022

Updates in v7.1


  • Added support for OCR-A fonts.
  • Improved date field patterns by adding support for international date formats.
  • Added support for selecting multiple languages to SmartZone OCR.
  • Added support for Chinese Simplified language on Linux.
  • Added support for a user dictionary to SmartZone OCR.
  • Updated OCR engine to the latest version for Chinese Simplified support on Linux and improved performance and accuracy.


  • Fixed an issue where some exception messages were obfuscated.

Released: Apr 12, 2022

Updates in v7.0


  • Added support for Microsoft .NET Standard 2.0.
  • Added support for loading 8-, 24- and 32-bit images.
  • Added Linux support.
  • Added NuGet dependency packages, Accusoft.SmartZone.Runtime.Win/Lin, to Accusoft.SmartZone.Net package.
  • Removed NuGet dependency package, Accusoft.SmartZone.Runtime.Win, from Accusoft.SmartZoneOCR.Net package.
  • Running .NET publish now copies the required OCR assets from the NuGet packages to the publishing folder.
  • Microsoft Windows CRT libraries updated to version...

Released: Nov 2, 2021

Updates in v6.1.1


  • Fixed an issue with ReadFromStream (ICR: ReadFromStream; OCR: ReadFromStream) that would mistake a custom character set for a known character set.

Released: Jul 14, 2021

Updates in v6.1


SmartZone ICR/OCR

  • Improved the RecognitionParameter demo's user interface to more easily demonstrate full page recognition.
  • Improved the ImageCleanupAndRecognition demo's user interface to more easily demonstrate full page and zonal recognition.

SmartZone OCR

  • Added language support for Central European languages including:
    • Albanian.
    • Bosnian.
    • Croatian.
    • Czech.
    • Hungarian.
    • Polish.
    • Romanian.
    • Serbian.
    • Slovak.
    • Slovenian.
    • Sorbian.
  • Added language support for Cyrillic languages including...

Released: Apr 30, 2021

Updates in v6.0


  • Changed default character sets for some languages (OCR only).
  • Added the ability to add characters from other supported languages (OCR only).
  • Improved multi-threading to allow sharing one SmartZone OCR instance with several threads (OCR only).
  • Raised the minimum required version of Microsoft .NET Framework to 3.5.
  • Upgraded demos to use Microsoft Visual Studio 2015, 2017 and 2019 and removed demos for older Visual Studio versions.

Released: Jan 2, 2013

Updates in this release

Updates in 4.0

  • Significantly faster processing of multiple OCR zones.
  • Samples upgraded to support Visual Studio 2010.
  • New image transfer methods to simplify passing images between Accusoft products.