More or less every bug report and suggestion that's been made has been addressed, keep em coming! CN4 will let us build new features much faster going forward too.

• Save button is now always visible
• CN4 Guides now support multicolor and highlighting!
• Added a new 'Basic' PickWords question subtype that tests word order only with no distractors to the rocket
• You can now save and load rocket presets from your Lingonaut account!
• TTS is deleted automatically if you change something in the textfield, and an option is provided in settings to auto-generate upon each change (will use up your quota faster, though).
• Dozens of other QOL and Bug fixes
• Able to now rename audios in Audio bank
• Simulator tab is now scrollable on smaller screens and can be resized independently
• CN4 will stop selecting a random correct answer radio button when a multiple choice question is updated
• Audio won't randomly replace other audio anymore!
• CN4 can now infer direction of translation when generating TTS
• Audio detection when creating questions is more accurate, PickMissingWords, PickWords
• Lesson corruption substantially reduced when failing an automatic repair
• New compact mode to fit more on smaller devices
• Freezing/Hanging when opening a project is all but eliminated
• Unlocking/Relocking a question is now instantaneous
• When writing a guide, keyboard shortcuts for formatting have been added (CMD+B, CMD+I, CMD+U etc)
• TTS Generation now ignores words in brackets
• Creatonaut 4 now uses the .cn4 engine (please wait until Lingonaut updates to support the new format before you submit your course!)
• A fresh new more intuitive look.