I never imagined what happens to your notification when you dismiss it or delete it from the notification tray. Have you ever found yourself in a situation where you accidentally deleted the notification / message from any installed app and want to read that deleted message or notification again? Notification history log is here for Once you install this app, it will start generating notification log and you can literally see notification history at any time. You can easily manage, sort and view all the past notifications you received after installing the Notification History Log app.
Required Android Versions : KitKat [4.4–4.4.4] - Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]