This app was mentioned in 4 comments, with an average of 2.00 upvotes
android version for those looking for it https://play.google.com/store/apps/details?id=com.kiminonawa.mydiary
This one's more realistic (Android)
Yep, the very first version of the app is actually an android version, your will find here: https://play.google.com/store/apps/details?id=com.kiminonawa.mydiary&hl=en
Theres one in development and its pretty good! Here's the link: https://play.google.com/store/apps/details?id=com.kiminonawa.mydiary