| Version | Change log |
| Guiffy Pro MacOS X 12.3 May 7, 2024 | New Ignore Whitespace EOL option and Bug Fixes. |
| Guiffy Pro MacOS X 12.2 May 2, 2023 | New Windows, MacOS, and Linux installers, Folder Compare date format improved to avoid locale issue, and Bug Fixes. |
| Guiffy Pro MacOS X 12.1 Sep 6, 2022 | Default maximum heap size, Styles apply font option, Multi-resolution toolbar buttons, and Bug Fixes. |
| Guiffy Pro MacOS X 12.0 Feb 8, 2022 | Dark Mode, Auto UI Scale, MacOS ARM support, Windows 11 support, MacOS 12 support, Java 16 - 17 support, Updated Installers, and Bug Fixes. |
| Guiffy Pro MacOS X 11.14 Apr 6, 2021 | Pro($30) and eXpert($60) versions/pricing, Java 12 - 15 support, UI font size, Updated Installers, and Bug Fixes. |
| Guiffy Pro MacOS X 11.13 Oct 6, 2020 | Pro($30) and eXpert($60) versions/pricing, Java 12 - 14 support, UI font size, Updated Installers, and Bug Fixes. |
| Guiffy Pro MacOS X 11.12 Mar 3, 2020 | Pro($30) and eXpert($60) versions/pricing, Improved MacOS X menus, Updated Installers, Improved API Javadoc Help, and Bug Fixes. |
| Guiffy Pro MacOS X 11.11 Oct 1, 2019 | Pro($30) and eXpert($60) versions/pricing, Download Installers with Java 11 JRE, and Bug Fixes. |
