It is currently having the build approved on Steam. I expect it to be up before the end of the year <3 Ty for your patience.
Viewing post in Rectifier: In Bloom (Free Demo) comments
The steam build will be the full/paid version of the game, including all routes. Other than that, no it’s no different other than Steam achievements 💖
As for Criminally Yours it is now currently available on Steam! https://store.steampowered.com/app/3790640/Criminally_Yours/