You can use this app in the followingsituations.1. When you want to remember the parking location of your car in amart, department store, theater and etc.2. When you want to keep a copy of your passport during travelingabroad3. When you want to remember a book which you want to buy next timein a book store.This app can be used in various situations in addition to the abovesituation.

You can configure your smartphone to automatically increase theringtone volume level when you receive an incoming call whosecalling party number is on the VIP list. It is very useful forthose who want to receive calls from important persons. If you setyour phone ringtone to small or set it to vibrate, temporarily ringthe ringtone. However, this does not work if the ring tone is setto silent mode by the user. Warning This app only supports android8.1 and below !!! Reference You can use the "Missed call alert" appfor missed call alerts.