So... is Sakura Trick finished or not?
NO, it is not finished.
Why?
The anime finished before the manga:
Anime finished: March 28, 2014
Manga finished: August 16, 2017
MangaUpdates contains information about the anime adaptation and indicates that it is incomplete.
Watching Order (by release date)
Here you have all the anime relations we detected ordered by release date, so you can see the reason for this status in context and also use it as watching order.
The mangas and the non-core contents are excluded by default, but you can enable them by clicking the buttons below:
Synopsis
Sakura Trick follows Haruka and Yuu, two inseparable best friends entering high school.
They're dismayed to find themselves separated in class and facing the looming closure of their school.
Haruka becomes concerned as Yuu easily makes new friends, threatening their close bond.
To reaffirm their unique connection, they share a kiss, leading to a more intimate relationship.
This special bond, while strengthening their friendship, also introduces new challenges as they navigate high school together.