um.... it's not an app exactly...it is just my 'ALBUMS' (it is the place where your photos are stored,for each device, it's a different default app, like photos, gallery, etc...mine is albums) but I use many editing apps, for this I didn't use those because I don't why, I deleted all the apps yesterday...hehe XD ❤️❤️❤️❤️❤️❤️ if you want, I can say the names...​