You can write to-do list on the lock screen
and view the to-do list on the lock screen immediately.
It's simple, easy and free.
Particularly useful for:
1)Those who frequently forget to do things
2)Those who cannot remember what they have written on a notepad
3)Those who are worried that they might forget things they have to do
4)Those who are worried that they might forget what they've written on a notepad
5)Those who want to consistently remind themselves of what they need to do
6)Those who want to consistently check their notepad
7)Those who want to revise the list of things they have to do
8)Those who want to instantly manage their notepad
9)Those who forget what they need to do after writing them down
10)Those who forget the fact that they wrote on the notepad
2018. 4. 9 UPDATE
Memory Helper : Lock screen to-do list