The 4.4.0 official version was released on October 6th: Codebook 4.4 Released - Image and PDF Attachments 🥳
We’ve since done a couple of maintenance updates and the latest versions of each platform are listed on this page: Codebook Help - Platform Requirements
If you’re experiencing any difficulties feel free to write us at support@zetetic.net or create a new post here on the discussion forum and we’ll be happy to help. Thanks!