PDF OCR X Mac Change Log

Version 3.x

Verson 3.0.37 - January 28, 2024: Fixed hanging on very large (>1000page) PDFs.
Verson 3.0.34 - November 30, 2020: Fixed issue with downloading language packs.
Verson 3.0.33 - November 28, 2020: Improved support for encrypted PDFs. Also fixed issue with not opening files when dragged onto the app icon.
Verson 3.0.31 - November 21, 2020: Added support for Big Sur. Updated OCR Engine for improved accuracy and performance.
Version 3.0.28 - October 10, 2019: Fixed issue with blank output on input files not from scanned sources
Version 3.0.27 - October 10, 2019: Improved Catlina Support
Version 3.0.25 - May 20, 2019: Fixed some out of memory issues when converting larger PDFs.
Version 3.0.10 - December 3, 2018: Fixed issue with rotated PDFs not being laid out properly when doing searchable PDF output.
Version 3.0.9 - November 30, 2018: Fixed issue with incorrect resolution and aspect ratio when running conversion on image files.
Version 3.0.8 - November 29, 2018: Improved searchable PDF output file size, and image quality.
Version 3.0.6 - November 18, 2018: Fixed crashing on startup in Yosemite (Mac OS X 10.10)
Extended support back as far as 10.8 (Mountain Lion)
Version 3.0.5 - November 11, 2018: Fixed issue with auto-repair function stripping embedded text from searchable PDFs. Auto-repair will now be skipped in cases where it may strip the searchable text.
Version 3.0.4 - November 8, 2018: Added ability to set the output image quality. Ranging between highly compressed JPEG (lowest quality, smallest files), and PNG lossless compression (highest quality, largest files).
Version 3.0.3 - November 7, 2018: Fixed issues with searchable PDF output on some PDFs.
Version 3.0.2 - November 2, 2018: Fixed issue with errors when converting on some installs of OS X that are missing libc++.
Version 3.0.1 - October 30, 2018: Fixed issue with blank output in High Sierra and older versions.
Version 3.0.0 - October 30, 2018: Upgrade to latest OCR engine. Substantially better OCR accuracy.
Added support for more languages. 161 languages supported now.

Version 2.x

Version 2.1.0 - October 17, 2018

Minor bug fixes. Improved retina support. Added support for Mojave.

Version 2.0.24 - Nov. 5, 2017

Fixed crashes on High Sierra in open file dialog

Version 2.0.23 - September 28, 2016

Fixed some entitlement issues with OS X Sierra

Version 2.0.22 - September 28, 2016

Fixed issue with auto-repair PDF on Sierra.

Version 2.0.20 - January 30, 2016

Fixed issue with PDFs being deleted when running conversions of files on network file systems, with "Repair PDF" enabled, and "Overwrite Original" on.

Version 2.0.19 - January 18, 2016

Added auto orientation detection so that if the PDF is rotated, it will will still be able to run OCR on it with good results.

Version 2.0.18 - January 14, 2016

Fixed issue with app running at 100% CPU when it should be idle.

Version 2.0.17 - January 13, 2016

Added option to rate a conversion and provide feedback to the developer to improve the quality of conversions.

Version 2.0.16 - January 12, 2016

Fixed issue with application codesign that prevented it from running in some OS X installs.

Version 2.0.15 - January 11, 2016

Added option to automatically repair corrupted PDFs.
Added input quality option to better deal with older scanned documents that contain imperfections.
Added option to view the output log for better debugging.
Improved accuracy and performance in OCR engine.

Version 2.0.8 - November 15, 2013

Fixed issue with the handling of some rotated PDFs.

Version 2.0.7

Fixed issue with missing characters in Searchable PDF output mode with cyrillic languages (e.g. Ukrainian, Bulgarian, Russian).

Version 2.0.4

Fixed issue with crashing on Chinese, Japanese, and Korean documents.

Version 2.0.3

Re-added support for Snow Leopard.

Version 2.0.2

Fixed issue that caused crashes on some installs of Mountain Lion.

Version 2.0.1

Changed so that silent mode doesn't prompt for output directory if "overwrite original" is selected in preferences.
Fixed issue that caused the output mode not to be retained if changed in preferences.
Changed the codesigning certificate to the correct one. 2.0.0 used the wrong certificate so Gatekeeper was preventing it from running on Mountain Lion and higher.

Version 2.0.0

Complete Rewrite of Entire Application for better performance, scalability, and maintainability.
Updated OCR Library to latest version.
Added support for more languages (over 60).
Made it easier to install additional languages. Languages can be added with a single click right inside the program.
Minimum requirements for 2.0.x now Lion (10.7.3 or higher) due to incompatibilities of OCR library with Snow Leopard.

Version 1.x

Version 1.9.32

Fixed further issues with OS X 10.5 with some PDFs by including XML libraries to override the defaults in Leopard's older Java install.

Version 1.9.30

Again fixed support for OS X 10.5.
Fixed handling of PDFs that have been rotated.

Version 1.9.29

Fixed handling for cropped PDFs.

Version 1.9.28 (OS X Only)

Re-added compatibility with Leopard (10.5.x) that was inadvertently lost with the update to 1.9.27.

Version 1.9.27 (OS X Only)

Added proper code signatures so that the application will run without warnings on Mountain Lion.

Version 1.9.26

Fixed issue with Windows version running out of memory for some larger image files. Also fixed issue with Mountain Lion (OS X 10.8) that prevented the application from opening. ("This Application is Damaged and should be dragged to the trash").

Version 1.9.24

Fixed issue positioning of text in searchable PDFs on PDFs that are cropped (and thus have a different crop box than the media box). Also fixed issue with special characters causing problems in searchable PDF conversion.

Version 1.9.23

Fixed issue with PDFs that already have text embedded. Some text was being removed. This is now fixed so existing text is left alone.

Version 1.9.22

Fixed issue when dealing with PDFs that have been rotated by 270 degrees. Also set language packs to be double clickable to install on Mac.

Version 1.9.21

Fixed issue with special characters (accents) causing errors when opening PDFs in Adobe Reader.

Version 1.9.20

Added support for PDFs that contain JPEG2000 images in the Windows version. (Mac already supported this).

Version 1.9.19

Fixed crashing with certain malformed pages in Searchable PDF mode.

Version 1.9.18

Fixed compatibility with Java 1.6.29 and Java 1.7

Version 1.9.17

Improved support for rotated PDFs.

Version 1.9.16

Fixed issue that caused crashes if PDF OCR X application is contained inside a directory with special characters.

Version 1.9.15

Improvements to searchable PDF output to allow searching in spaces.

Version 1.9.14

Added option to overwrite the original file in searchable PDF mode. (Not recommended - or at least back it up before trying this).
Added option to use a different suffix for converted PDF.

Version 1.9.13

Added option to disable opening of files after conversion.

Version 1.9.12

Fixed crashing problem in German introduced by 1.9.11 change

Version 1.9.11

Worked around OCR engine bug that caused HOCR output to not escape special characters. This would cause problems for text containing < or > characters.

Version 1.9.10

Fixed output of special characters (i.e. letters with accents). Only support for latin characters in this version. Next version will include support for other character sets like Chinese, Russian, and Japanese.

Version 1.9.9

Fixed bug with drag and drop of files into conversion panel on OS X 10.6.5. This bug is actually an Apple Bug that is fixed by doing a software update to the latest Java and OS X, but this fix allows it to deal with the bug more gracefully.

Version 1.9.8

Improved speed on single column mode (by up to 50%)

Version 1.9.7

Added option to disable interactive mode and skip settings dialogs.

Version 1.9.6

Improved support for Searchable PDF function.
Fixed issue with PDFs where Media Box has a non-zero offset.

Version 1.9.5

Added Brazilian Portuguese translation

Version 1.9.4

Fixed issue with some PDFs coming up blank on snow leopard.

Version 1.9.3

Updated OCR Engine to latest version.

Version 1.9.2

Update to OCR engine. Minor changes.

Version 1.9

Added support for converting to Searchable PDFs.

Version 1.8.10

Conversion preferences are now remembered between invocations.

Version 1.8.9

Fixed issue with blank output on some versions of Snow Leopard.

Version 1.8.8

Fixed issue with blank output when using Single-column setting.

Version 1.8.7

Prepared UI for internationalization.

Version 1.8.6

Updated to latest version of OCR library.

Version 1.8.5

Fixed issue that caused PDF OCR X to hang on high resolution images.

Version 1.8.4

Added option for custom separator character between sections when using multi-column layout.

Version 1.8.3

Small user interface tweaks.

Version 1.8.2

Fixed Snow Leopard incompatibility with multi-column mode.

Version 1.8.1

Fixed bug with multi-column mode that caused blank output for certain files. This change also improves accuracy on most files.

Version 1.8

Reduced disk memory footprint when running conversions to a small constant value that is independent of the number of pages in the source PDF.

Version 1.7.8

Updated OCR engine for improved performance and accuracy.

Version 1.7.7

Updated to latest version of OCR Engine.
Fixed problem with Chinese Traditional crashing.
Improved progress indicator to be more informative when work being done.
Added "Save" option when closing unsaved window by clicking the "X" button.

Version 1.7.6

Improved conformance with Mac user interface guidelines by adding a "Window" menu.

Version 1.7.5

Added "Close" menu option to close window of converted text.

Version 1.7.4

Fixed obscure encoding issue that affected only Chinese in the Community Edition.

Version 1.7.3

Improved error handling if attempts to install a language pack fails.

Version 1.7.2

Added improved feedback indicators when converted text is saved.

Version 1.7.1

Fixed bug that caused some chinese pages to fail.
Updated to latest image and ocr libraries for improved accuracy.

Version 1.7

Added support for copying and pasting images from the clip board into PDF OCR X.
Added menu items to install language packs and select PDF/Images to run OCR on.
Numerous minor bug fixes.
Prepared core for internationalization (future versions will become available in other languages).
Added Text Viewer to view the resulting text from OCR conversions.

Version 1.6.2

Added check to ensure that Mac meets the requirements to run PDF OCR X.

Version 1.6.1

Added support for running OCR on entire folders. You can now drag a folder on PDF OCR X to convert all files residing within the folder (not recursive). Also includes some bug fixes for laying out multi-column documents.

Version 1.6

Added support for additional file formats including GIF, JPG, JP2, PNG, PSD, PICT, TGA, QTIF, TIFF, and more.

Version 1.5.1

Improved drag and drop handling of files.

version 1.4

Updated OCR engine for better accuracy.
Support for many additional languages including Chinese, Japanese, and Russian.
This version runs natively on Mac Intel processors so Snow Leopard users no longer require Rosetta to run it.
Smaller download size. We have streamlined the package to reduce the download size by over 50%.
Ability to add additional languages by downloading language data files from the PDF OCR X website.
Improved interface to make it more user friendly.

OCR For Mac and Windows