Optimage version history

3.5.0 – 26 November 2021

  • Fixed HEIF detection

3.5.0 – 24 November 2021

  • Added per-file multithreaded video compression
  • Added support for converting to APNG and HEVC formats
  • Added ability to create higher-quality GIFs with local palettes
  • Added autosave position for Preferences window
  • Fixed slow bulk file remove from table
  • Fixed failing APNG optimization when scaling enabled
  • Improved dynamic parallel optimization based on current system conditions
  • Improved video format detection
  • Minor bug fixes and improvements

3.4.3 – 14 October 2021

  • Added lossless PDF compression
  • Added lossy frame deduplication
  • Updated SVG, PDF, WebP and video compression tools
  • Added translucency effect for initial screen
  • Improved UI texts
  • Fixed main window autolayout issues affecting compact mode
  • Fixed Open button size and color inconsistencies
  • Fixed button counter not displaying remaining optimizations
  • Minor bug fixes and improvements

3.4.2 – 21 May 2021

  • Fixed image scaling for macOS Catalina
  • Fixed TIFF to WebP conversion
  • Improved Preferences window positioning

3.4.1 – 30 March 2021

  • Fixed failing activation in some cases

3.4.0 – 29 March 2021

  • Improved batch processing
  • Improved video error detection
  • Improved drag-and-drop experience
  • Fixed support for iTunes Video files (M4V)
  • Fixed erasing table of contents in PDF files
  • Minor bug fixes and improvements

3.3.1 – 03 January 2020

  • Fixed the issue causing a default app change for video files
  • Fixed failing PDF optimization when the document contains 16-bit images (for this to work, color conversion must be disabled)
    • disabled)
  • Added support for iTunes Video files (M4V)
  • Cancel video compression instantly

3.3.0 – 19 December 2019

  • Improved UI responsiveness on large volumes of images
  • Improved table scrolling performance
  • Improved SVG, PDF and AV1 compression
  • Added support for animated Webp and Ogg Theora
  • Added static WebP to image conversion
  • Extended image to video conversion and vice versa
  • Consider memory pressure and energy impact in automatic parallel processing
  • Fixed hang when adding a large number of files
  • Minor bug fixes and improvements

3.2.1 – 4 October 2019

  • Skip broken PDF files
  • Fixed disappearing text in PDF files with missing CID fonts
  • Fixed wrong color conversion in some PDF files created for print
  • Try harder not to become the default app for supported file types

3.2.0 – 24 September 2019

  • Improved JPEG compression
  • Improved file handling
  • Show warning when files exist at destination or Trash is unavailable
  • Switched to expanded window mode by default
  • Minor improvements and bug fixes

3.1.2 – 9 September 2019

  • Fixed incorrect HEIC photo auto-rotation
  • Fixed broken Percentage scaling

3.1.1 – 29 August 2019

  • Fixed lossless compression for WebP lossy

3.1.0 – 27 August 2019

  • Improved JPEG image quality and compression density
  • Greatly improved compression for tagged chroma subsampled JPEG images
  • Improved SVG compression
  • Added experimental AV1 support
  • Keep subfolder structure in the destination folder
  • Added confirmation dialog to prevent accidental window closing
  • Added Copy Command to copy current command line arguments to the Clipboard
  • Added Max Long Edge and Max Short Edge resizing options
  • Changed double click to open files with the default application
  • Simplified Destination folder menu
  • Fixed incorrect video resizing in some cases
  • Fixed Service not appearing for some file types in Finder
  • Fixed Prefix/Suffix autocompletion
  • Fixed table context menu
  • Minor improvements and bug fixes

3.0.0 – 27 June 2019

  • Added batch resizing, conversion and compression for common image and video formats including JPEG, PNG, APNG, SVG, GIF, HEIC, JPEG2000, ICO, ICNS, BMP, TIFF, RAW, MP4, WebM, HEVC and ProRes
  • Added HEIC, JPEG2000, APNG, MP4 and WebM compression
  • Added high-quality image and video scaling with gamma correction
  • Added frame rate adjustment for GIF, APNG, MP4 and WebM
  • Added lossy PNG-32 compression
  • Added high-quality thumbnail generation for PDF, PSD and AI documents
  • Added live table sorting and ability to reset sorting order by clicking on the first column
  • Added Share menu
  • Added Reveal in Finder button
  • Added hidden preference to set maximum number of workers
  • Significantly improved PNG, JPEG and GIF image quality, compression ratio and performance
  • Improved lossy WebP image quality
  • Improved optimization progress reporting
  • Completely redesigned user interface
  • Fixed lossy PNG compression failing when not converting to sRGB
  • Fixed SVG compression for some edge cases
  • Minor improvements and bug fixes

2.3.5 – 8 November 2018

  • Improved ICO and ICNS compression
  • Fixed more compatibility issues in macOS 10.9
  • Minor UI improvements and bug fixes

2.3.4 – 7 November 2018

  • Fixed more compatibility issues in macOS 10.9
  • Minor UI improvements and bug fixes

2.3.3 – 6 November 2018

  • Improved compression density for some 8-bit images
  • Fixed missing localizations in updater
  • Minor UI improvements and bug fixes

2.3.2 – 2 November 2018

  • Improved command line interface
  • Added a hidden setting to bypass PDF optimization in lossless mode
  • Fixed About and Help not appearing due to missing localizations

2.3.1 – 31 October 2018

  • Fixed compatibility issue in macOS 10.9

2.3.0 – 17 October 2018

  • Significantly improved PNG optimization speed
  • Improved lossy GIF compression
  • Updated SVG compressor
  • Added automatic and standalone dark mode for macOS Mojave
  • Switched to all-system UI colors
  • Renamed Profit to Ratio table column
  • Added new Saving table column
  • Added context menu to table
  • Added sane max width to main window
  • Changed Dock badge to show total number of images
  • Removed file open dialog on reopen
  • Fixed broken Help styles
  • Minor UI improvements and bug fixes

2.2.0 – 5 September 2018

  • Significantly improved lossy JPEG compression
  • Significantly improved PNG compression speed and density
  • Improved lossy PNG compression
  • Improved optimization speed for large GIF files
  • Improved WebP compression
  • Improved ICNS compression by preserving previous PNG optimizations
  • Improved image quality estimation
  • Implemented Grayscale to sRGB conversion
  • Fixed block artifacts in low-quality JPEG images
  • Fixed conversion to sRGB for some wide-gamut and untagged images
  • Fixed report not updating when images removed
  • Fixed images not processed on volumes without Trash
  • Fixed GIF file size increase in some cases
  • Ensured invalid ICC profiles are always stripped
  • Removed auto-reset when adding new images
  • Added file type icons
  • Added hidden settings to disable/enable SVGO plugins
  • Minor UI improvements and bug fixes

2.1.1 – 30 March 2018

  • Improved lossy PNG compression
  • Added fallback to lossless recompression for JPEG and GIF images

2.1.0 – 27 March 2018

  • Added WebP support
  • Implemented JPEG quantization table optimization to improve image quality
  • Slightly improved PNG compression density
  • Fixed 1-bit transparency flattening in some PNG images
  • Fixed sRGB chunk not added to untagged images when preserving color profiles
  • Improved handling of PNG images with bogus ICC profiles
  • Improved font embedding and substitution in PDF files
  • Made preferences fixed during optimization
  • Fixed badge disappearing for new batches
  • Added natural sorting for files in batches
  • Added total number of bytes saved to About window
  • Improved final report
  • Minor improvements and bug fixes

2.0.1 – 7 March 2018

  • Fixed critical bug causing empty printed-to-PDF documents in some cases

2.0.0 – 7 March 2018

  • Added PDF format support
  • Significantly improved PNG compression density and performance
  • Added and updated numerous lossless PNG image reductions/li>
  • Improved lossy compression of flat PNG images
  • Improved lossless compression of larger PNG images
  • Improved lossy JPEG compression quality, density and performance
  • Improved automatic JPEG chroma subsampling
  • Added option to control progressive JPEG encoding
  • Added lossy GIF compression
  • Updated SVG compressor
  • Added support for SVG fonts
  • Made SVG metadata stripping optional
  • Renamed option to back up original files in Trash for clarity
  • Replaced custom progress indicator with standard Dock badge
  • Fixed report not updating when files removed
  • Added early check for unavailable destination
  • Fixed transparent title bar in High Sierra
  • Added daily quota indicator
  • Improved window resizing including smooth transition to detailed mode
  • Improved animation quality and performance
  • Lowered app rank for supported file types
  • Updated app icon
  • Minor improvements and bug fixes

1.3.1 – 14 August 2017

  • Fixed Show in Finder on double click
  • Reduced memory footprint

1.3.0 – 12 July 2017

  • Improved compression of some JPEG images containing partial blocks
  • Added real-time compression ratio indicator
  • Improved UI responsiveness for large batches
  • Added system sleep prevention
  • Cleaned up status messages
  • Minor bug fixes

1.2.1 – 15 June 2017

  • Improved compression of some JPEG images containing partial blocks
  • Added real-time compression ratio indicator
  • Improved UI responsiveness for large batches
  • Added system sleep prevention
  • Cleaned up status messages
  • Minor bug fixes

1.2.0 – 17 May 2017

  • Revamped visually lossless JPEG optimization for consistent quality and 2-4 times higher performance
  • Improved JPEG quality estimation
  • Improved grayscale PNG optimization
  • Improved PNG compression (block splitting)
  • Doubled optimization speed for large PNG files
  • Fixed GIF files getting bigger on failures
  • Improved error handling
  • Fixed occasional crash on file reopening
  • Fixed initial progress reporting on slow file systems
  • Fixed percentage table column sorting
  • Softened daily limit to finish files already started
  • Minor bug fixes

1.1.3 – 13 March 2017

  • Improved PNG optimization speed, especially for large images
  • Improved PNG compression ratio with better filtering
  • Improved quality and performance for lossy JPEG optimizations
  • Fixed random redrawing issues in table view
  • Fixed an issue with double-compressed ICNS getting corrupted
  • Minor bug fixes

1.1.2 – 21 Febuary 2017

  • Improved JPEG optimization speed
  • Fixed an issue with certain filenames getting skipped in folders
  • Updated Optimage icon

1.1.1 – 14 Febuary 2017

  • Improved color management in ICNS
  • Added table sorting by status
  • Fixed window round corners
  • Improved drag and drop experience
  • Improved detailed view transitions
  • Improved Preferences accessibility
  • Updated Optimage icon

1.1.0 – 8 Febuary 2017

  • Added SVG, GIF, ICO and ICNS optimizations
  • Fixed a bug when PNG files increased in size in some cases
  • Improved PNG optimization speed and compression ratio
  • Added options to specify output folder (absolute or relative), suffix and prefix
  • Added an option to move original files to Trash
  • Added an option to preserve timestamp
  • Improved detailed view UI
  • Minor UI improvements
  • Minor bug fixes

1.0.0 – 25 January 2016

  • Added a detailed view with per-file stats
  • Increased JPEG and PNG optimization speed
  • Improved quality metrics
  • Added smart chroma subsampling for more savings
  • Improved compression ratio for both lossy and lossless modes
  • Flattened window style
  • Minor UI improvements
  • Fixed a bug preventing lossless auto rotation of JPEG images
  • Minor bug fixes

0.9.2 – 23 December 2016

  • Added a feature to losslessly auto rotate JPEG images according Exif Orientation tag
  • Improved JPEG optimization performance
  • Increased PNG optimization speed almost twice
  • Fixed an issue with Convert to sRGB causing inverted colors
  • Added CMYK support for Convert to sRGB
  • Minor UI improvements
  • Minor bug fixes

0.9.1 – 14 December 2016

  • Fixed an issue with drag-and-dropping images with capitalized extensions
  • Improved progress reporting
  • Rolled back final compression ratio bar
  • Added a warning about file overwriting
  • Minor UI improvements
  • Added new sections about preferences and command line usage to Help
  • Minor bug fixes

0.9.0 – 8 December 2016

  • Initial release