Proofreading and story-re-reading. Many statements or comments make no sense or contradict previous statements throughout the game.
Yesterday I was replaying the scene on Jenny's route where she tells the MC that Dylan was the spitting image of him, "but 15 years younger."


15 years younger?
Dylan seemed to be in his early teens... The MC and Ashley are college freshmen
As for the phone app, it is outrageous that every time you click on "Back" after reading someone's messages it closes off the phone instead of going back to your messages. So if you want to check another girl's messages, you have to click on the phone again.